The research in brief
PageProof is a strong fit for creative production managers who need structured proofing and approval for design and video deliverables. Five of the seven platforms in this study named PageProof during the ranking stage, and all seven that evaluated it rated the fit positively - six as "strong," one as "good." The strongest reason to consider it is purpose-built visual markup, versioned review, consolidated feedback, and multi-step approval routing with unlimited reviewers on flat-rate plans. The main limitation is that PageProof is a proofing and approval layer, not a full project-management system, and public pricing, plan names, and contract terms conflict across sources and require direct vendor confirmation.
Research Snapshot
| Field | Detail |
|---|---|
| Platform mentions in ranking stage | 5 of 7 platforms named PageProof (Claude, DeepSeek, Gemini, Grok, Perplexity) |
| Share of included platform responses | 71.4% (5 of 7) |
| Average listed rank | 3.0 |
| Best listed rank | 1 (Perplexity) |
| Software offering | PageProof Team or Team Plus plan; Enterprise for larger organizations |
| Overall use-case fit | Strong (six platforms rated "strong," one rated "good") |
| Research date | 2026-10-01 |
Why PageProof Qualified for This Study
Questions explored
- Is PageProof a good choice for creative production proofing and approval?
- How many AI platforms recommended PageProof for creative production proofing and approval?
PageProof qualified because it is purpose-built for the exact use case: reviewing and approving creative work. Five of the seven platforms in this study named it during ranking discovery, with an average listed rank of 3.0 and a best rank of 1 (Perplexity). All seven platforms that evaluated fit rated it positively - six as "strong" and one as "good."
The platform's own site describes it as "the leading online proofing software for reviewing and approving creative work," with file-type coverage spanning documents, designs, video, audio, and web content [10]. Independent directories and review sites - Capterra, G2, Software Advice, and others - list it as an online proofing and approval tool with markup, feedback, approval, and integration capabilities [40].
Qualification here means the entity was repeatedly surfaced for this specific buyer situation, not that AI agreement proves product quality. Company-owned sources materially outnumber independent ones in the evidence set, and several claims below rest on vendor material.
The software offering in focus
Questions explored
- Which PageProof plan should a buyer choose for structured creative production proofing and approval?
- Is the PageProof Team plan enough for a creative production team, or is Team Plus required?
The relevant offering is the PageProof Team plan, with Team Plus for advanced features and Enterprise for larger organizations. Platform recommendations converged on Team or Team Plus, with Enterprise named for organizations needing deeper controls (ChatGPT, Claude, Gemini, Grok, Kimi, Perplexity).
PageProof's public pricing page lists Team at $249/month or $2,999/year and Team Plus at $499/month or $4,999/year, with Enterprise quote-based [29]. The Team plan is positioned for a small design or marketing team; Team Plus adds features such as single sign-on, advanced co-branding, comment labels, scheduled proofs, and FinalFile delivery [29]. Enterprise adds options including priority proofs, data sovereignty, digital signing, and DAM delivery [29].
Plan naming is a documented conflict. Some platform responses reference "Standard" and "Professional" tiers, while the current public pricing page uses Team, Team Plus, and Enterprise (ChatGPT, DeepSeek, Perplexity). Buyers should confirm the exact current tier names and contents directly with PageProof before purchase.
What the AI Platforms Agreed About
Questions explored
- What do AI platforms agree PageProof does well for creative production proofing and approval?
- Does PageProof support visual markup, version control, and approval workflows for design and video files?
Agreement was strong and consistent across all seven platforms on the core proofing capabilities. Every platform that evaluated the use case rated visual proofing and markup, approval workflow structure, version control, and feedback consolidation as advantages.
On visual proofing and markup, platforms agreed PageProof supports browser-based review with markup tools, commenting, checklists, compare mode, rulers, gridlines, spell check, and barcode or QR scanning across static files, video, audio, HTML, websites, email, and prototypes [10].
On approval workflow structure, platforms agreed the platform provides automated workflows, reviewer roles, decision thresholds, automatic reminders, and an audit trail of decisions and actions [10]. Workflows are made up of multiple steps containing reviewers and a final approver step [21].
On version control and feedback consolidation, platforms agreed PageProof advertises secure versioning, version tracking, compare mode, centralized comments, and audit history, with feedback tied to the exact asset and version [10].
On design-tool integration, platforms agreed PageProof advertises two-way integrations or plugins for Adobe Creative Cloud, Figma, Canva, and Final Cut Pro, plus integrations with project-management, storage, and communication tools [10].
On reviewer access, platforms agreed reviewers can access proofs from an email invitation in a browser without installing software or holding a PageProof account [10].
Where the AI Platforms Disagreed or Were Uncertain
Questions explored
- What is uncertain about PageProof's pricing and plan names for creative production buyers?
- Which PageProof features are included by plan, and what should a buyer verify before purchase?
Disagreement and uncertainty clustered around pricing, plan names, feature gating, and contract terms - not around core proofing capability.
Team Plus pricing conflicts across sources. Some list $399/month or $3,999/year [49], while others list $499/month or $4,999/year [29]. The cause is unclear - possible regional variation, a pricing update, or data inconsistency between sources. Team pricing is more consistent at $249/month, though annual figures vary between $2,499 and $2,999 [38].
Feature gating is uncertain. Private comments, webhooks, and the SDK are described as paid extras on Team Plus and included only on Enterprise [38]. Single sign-on starts on Team Plus [38]. Whether PageProof Intelligence (AI-suggested markup) is included on the Team plan or only higher tiers is not explicitly detailed in the sources checked [8].
Contract and cancellation terms are incomplete. PageProof's terms of service state the agreement continues month-to-month or year-to-year subject to payment, may be terminated by either party with not less than 30 days notice, and that PageProof will not refund prepaid monthly or annual fees under any circumstances [33]. Other platform responses reported that cancellation, renewal, refund, minimum-commitment, and early-termination terms were not clearly stated in the public sources they reviewed (ChatGPT, Claude, Perplexity, DeepSeek, Kimi).
Integration depth is uncertain. The sources checked do not establish whether every listed integration supports two-way synchronization, all file types, or all workflow actions (ChatGPT, Claude, DeepSeek, Kimi). One competitor source claims PageProof lacks conditional workflow branching and does not publicly publish uptime SLA metrics [52] - this is a competitor claim, not independent verification.
File handling limits are reported. One independent directory states individual file uploads from a local computer are capped at 5GB [37]. Capterra reviewers note some users mention file size limits, occasional upload stalls, and slower performance with large files [40].
Features for this workload
Questions explored
- Does PageProof support frame-accurate video comments and Adobe Creative Cloud integrations for creative production?
- How does PageProof consolidate feedback and version history for design and video deliverables?
PageProof's capabilities map directly to the five category criteria. The table below summarizes what platforms reported, with the caveat that most detail comes from company-owned sources.
| Criterion | Reported capability | Evidence |
|---|---|---|
Visual proofing and markup | Markup, commenting, checklists, compare mode, rulers, gridlines, spell check, barcode/QR scanning, ColorSep color separation preview, AI-suggested markup | |
Approval workflow structure | Multi-step workflows, reviewer roles (Reviewer, Mandatory, Gatekeeper, Final Approver, View Only), decision thresholds, automatic reminders, audit trail | |
Version control | Unlimited version history, version tracking, compare mode, smart compare, version-aware comments | |
Feedback consolidation | All comments, markup, attachments, and decisions centralized on a single proof; threaded replies, @mentions, comment states, private replies | |
Design-tool integration | Adobe Creative Cloud (InDesign, Photoshop, Illustrator, Premiere Pro, After Effects, InCopy), Figma, Canva, Final Cut Pro, plus Asana, monday.com, Slack, Microsoft Teams, Google Drive, OneDrive |
Video-specific capabilities reported include frame-accurate commenting, time-spanning comments, gridlines, playback speed control, and support for embedded or uploaded subtitle files (SRT and VTT) [14]. Two-way integrations with Adobe Premiere Pro, After Effects, and Apple Final Cut Pro let editors view feedback directly on their editing timelines and upload new versions [18].
File-type coverage reported includes Adobe PDFs, native PSD, AI, INDD, JPG, PNG, HEIC, WebP, GIFs, HTML banners, video, audio, live websites, and Figma prototypes [13].
PageProof Intelligence is described as AI-assisted review that scans proofs, suggests markup for spelling, layout, brand guideline, and production issues, and supports custom AI agents that check proofs against brand guidelines, packaging specs, and accessibility rules [2]. These are company claims; practical accuracy, availability by plan, supported file types, and customer-data handling require buyer validation.
Pricing, renewal terms, and ongoing costs
Questions explored
- How much does PageProof cost per month, and are there setup or cancellation fees?
- What contract terms and refund policy apply to PageProof subscriptions?
Public pricing lists Team at $249/month or $2,999/year, Team Plus at $499/month or $4,999/year, and Enterprise as quote-based [29]. Independent sources conflict on Team Plus: some list $399/month or $3,999/year [49], others $499/month or $4,999/year [38]. Team annual pricing is also reported inconsistently at $2,499 or $2,999 [38].
Reported inclusions on paid plans: unlimited reviewers, unlimited proofs, unlimited storage, unlimited workflow templates, and core proofing tools [29]. The public pricing page states plans include unlimited storage and does not identify add-on storage charges [29].
Reported additional fees and gated features: private comments, webhooks, and the SDK are paid extras on Team Plus and included only on Enterprise [38]. User provisioning (SCIM) is described as an Enterprise feature [26]. Single sign-on starts on Team Plus [38]. One source lists an optional Briefing feature at $49/month (Claude). Additional PageProof Intelligence credits or agents beyond plan allotments may require extra fees [26].
Contract terms from PageProof's terms of service: the agreement continues for the period covered by the monthly or annual fee and renews for another month or year at the end of each billing period subject to payment; either party may terminate with not less than 30 days notice; PageProof will not refund prepaid monthly or annual fees or any part thereof under any circumstances [33]. Annual plan discounts are available, with discounts for 2-year and 3-year contracts [29]. A 10-day trial is documented in PageProof help materials [6]; one source states a trial is available on request [38].
Pricing confidence varies by platform: high for ChatGPT, Grok, and Gemini; moderate for Claude; low for DeepSeek, Perplexity, and Kimi. Buyers should treat all figures as requiring direct confirmation.
Best Suited For
Questions explored
- Who is PageProof best suited for in creative production proofing and approval?
- Is PageProof worth it for teams with many external reviewers and multi-stage approvals?
PageProof is best suited for established creative production teams with structured, multi-stage approval needs and large reviewer pools. Platforms converged on these buyer profiles:
- Marketing and creative departments reviewing many file types, including PDFs, images, video, websites, HTML, audio, and prototypes (ChatGPT, Kimi, Perplexity).
- Teams needing sequential or parallel approval workflows, decision thresholds, reminders, audit trails, and external reviewers (ChatGPT, Claude, Gemini).
- Organizations using Adobe Creative Cloud, Figma, Canva, Asana, monday.com, Slack, Microsoft Teams, or similar tools (ChatGPT, Claude, Perplexity).
- Agencies and in-house creative departments needing structured approval workflows with clear audit trails (Claude, Kimi).
- Multi-brand environments or enterprise teams distributing approvals across geographically dispersed reviewers (Claude, Kimi).
- High-volume creative production teams with large external reviewer pools, where flat-rate pricing with unlimited reviewers avoids per-seat scaling costs (Gemini, Claude, Perplexity).
The flat-rate model is repeatedly cited as cost-effective for teams of five or more (Claude, Gemini). One independent review states the lack of a free plan and starting price make PageProof a stronger fit for established teams than casual or early-stage users [44].
Probably Not Best Suited For
Questions explored
- Who should not choose PageProof for creative production proofing and approval?
- Is PageProof a poor fit for freelancers or very small teams on a tight budget?
PageProof is probably not best suited for buyers whose primary need is broad project management, or whose team is too small to justify the flat-rate price.
- Buyers seeking a full project-management suite rather than a dedicated proofing and approval system (ChatGPT, Claude, DeepSeek, Gemini).
- Very small or infrequent users for whom a roughly $249 monthly Team subscription is disproportionate (ChatGPT, Claude, Grok, Kimi, Gemini).
- Freelancers or very small teams unable to justify $249/month without a free tier option (Claude, Kimi).
- Teams seeking lightweight, low-configuration proofing with minimal setup friction (Claude).
- Organizations needing integrated project management, resource allocation, and billing beyond proofing (Claude, DeepSeek, Gemini).
- Workflows requiring real-time co-editing or collaborative design - PageProof is review and approval only, not co-creation (Claude).
- Teams whose proofing needs are already met by their design tool's native review features (DeepSeek).
- Organizations requiring highly specific enterprise terms, data residency, or administrative controls without first confirming the Enterprise configuration (ChatGPT).
One public user discussion reports that a small shop considered PageProof's listed monthly price cost-prohibitive; this is anecdotal evidence about perceived affordability, not a representative pricing study [45]. Another public design-community discussion reports mixed user experiences and pain points around PageProof workflows or integrations; this is also anecdotal and not independently validated [46].
When Another Option May Be Better
Questions explored
- What is a better alternative to PageProof for a buyer who needs lower cost or integrated project management?
- When should a creative production team choose a video-first or DAM-integrated proofing tool instead of PageProof?
Platforms named several situations where an alternative may fit better. These are platform-reported recommendations, not independent comparisons.
- Budget-constrained small teams: Filestage, Wipster, or Approval Studio are cited as offering lower starting prices ($9–$60/month) or free tiers (Claude). Approval Studio is cited at $12–$20/user (Kimi).
- Teams needing integrated project management, task assignment, and resource scheduling alongside proofing: Simple Admation or ProofHub combine approvals with project tracking (Claude). ProofHub or Wrike are also named (Gemini).
- Video-focused teams: Frame.io is described as the established standard for video review and is often preferred for high-volume video production workflows (Claude, simple.io).
- Lightweight, low-configuration proofing: Filestage or Approval Studio are cited as having faster onboarding and less setup overhead (Claude).
- Real-time co-editing or simultaneous creative input: design platforms like Figma or abstract version control tools are better (Claude).
- Combined DAM and proofing in a single platform: MediaValet Proofing or DALIM FUSION are named (Kimi). MediaValet Proofing is described as powered by PageProof technology [30].
- Complex, multi-stage branching and highly conditional workflows: Ziflow is named (Gemini).
- Teams primarily using Adobe Creative Cloud that can meet most proofing needs within native Adobe review workflows (DeepSeek).
One competitor source claims PageProof lacks conditional workflow branching [52]; this is a competitor claim and should be verified directly.
Questions to ask before choosing a provider
Platforms supplied overlapping verification lists. Consolidated and deduplicated, the questions a buyer should confirm with PageProof before signing are:
- Which current plan (Team, Team Plus, or Enterprise) includes the exact Adobe, Figma, Canva, Final Cut Pro, Asana, monday.com, or DAM features required by the team? (ChatGPT, Claude, Gemini, Perplexity)
- What is the exact current price for Team and Team Plus in USD, and does the Team Plus figure match $399/month or $499/month? (Claude, ChatGPT, Perplexity, Gemini)
- Are reviewers truly unlimited and free in the proposed commercial agreement, including external clients and agencies? (ChatGPT, Claude, Kimi)
- Does the required integration return markup and comments into the buyer's exact application and file format? (ChatGPT, Claude, Gemini)
- How are video comments handled: frame accuracy, timecode, version comparison, downloads, and final approval evidence? (ChatGPT, DeepSeek, Kimi)
- What are the cancellation, auto-renewal, refund, annual-commitment, and seat or usage rules? (ChatGPT, Claude, Perplexity, DeepSeek)
- What are the storage limits or fair-use provisions despite the advertised unlimited storage? (ChatGPT, Claude, Perplexity)
- Which PageProof Intelligence features are included in the selected plan, and how are uploaded files and reviewer comments used or retained? (ChatGPT, Claude, Gemini)
- Which data-residency, SSO, SCIM, audit-log, retention, export, and deletion controls are included without Enterprise pricing? (ChatGPT, Claude, Gemini)
- Can approved files and proof history be exported in a usable format if the organization later migrates? (ChatGPT)
- What is the exact file size limit for upload, and are there performance degradation thresholds for video or large PSD files? (Claude, Gemini)
- What is the SLA for support, and is there a dedicated account manager on Team, or only on higher tiers? (Claude)
- Can PageProof replace the existing project management tool, or does it require parallel adoption alongside tools like Asana or monday.com? (Claude, Gemini)
- Can the vendor demonstrate the buyer's actual end-to-end workflow during the trial, including multiple reviewers, rejected versions, client access, and final approval? (ChatGPT)
The consensus assessment
PageProof is a strong fit for creative production proofing and approval. Five of seven platforms named it during ranking discovery, and all seven that evaluated fit rated it positively - six "strong," one "good." The consensus rests on purpose-built visual markup, versioned review, consolidated feedback, multi-step approval routing, audit trails, and broad creative-tool integrations, with unlimited reviewers on flat-rate plans.
The consensus does not extend to pricing, plan names, or contract terms. Team Plus pricing conflicts between $399 and $499 per month across sources; plan names conflict between Standard/Professional and Team/Team Plus; and cancellation, refund, and renewal terms are only partially documented. PageProof is a proofing and approval layer, not a full project-management system, and buyers needing task planning, resource capacity, or portfolio reporting should expect to pair it with another tool.
AI-platform agreement here reflects repeated surfacing of the same vendor and directory material, not independent product testing. Buyers should confirm plan, price, integration depth, AI feature inclusion, and contract terms directly with PageProof before purchase.
How This Review Was Produced
This review was produced from supplied research responses generated by seven AI platforms (Claude, DeepSeek, Gemini, Grok, Kimi, ChatGPT, Perplexity) on the topic of creative production proofing and approval. Each platform was asked which providers it would recommend for a creative production manager routing drafts through structured review cycles, collecting markup on images or video frames, and maintaining version history across multiple stakeholders.
The study counted how many platforms named PageProof during ranking discovery (5 of 7), recorded listed ranks, and compiled each platform's fit assessment, use-case findings, pricing details, limitations, and verification questions. Citations are platform-reported evidence, not independently verified facts. Company-owned sources materially outnumber independent sources in the evidence set, and no personal testing, customer experience, or independent verification was performed.
Research limitations
- The authoritative run research date is 2026-10-01. Platform-reported research dates differ: DeepSeek reported 2026-01-08, while the other six platforms reported 2026-10-01. Platform-reported dates are provenance metadata and do not independently prove freshness.
- All included platforms evaluated fit, but platform_mentions counts only platforms that named the entity during ranking discovery.
- Conflicting product names, pricing, and capabilities were not resolved by guessing; conflicts are described and buyers are directed to verify.
- The supplied URLs were collected from platform responses and were not independently validated by the writer stage.
- Company-owned citations materially outnumber independent citations; company claims are not described as independently verified.
- Citations are platform-reported evidence, not independently verified facts. No-search model claims require explicit verification before being described as current facts.
- One platform (DeepSeek) ran with search disabled, so its findings are model-reported rather than retrieved.
- Official-site retrieval failed for one or more mentions during normalization; no failed fetch was used as a verified domain key.
- The evidence set does not establish whether every listed integration supports two-way synchronization, all file types, or all workflow actions.
- Public cancellation, renewal, refund, and enterprise-contract details are insufficient for a complete total-cost assessment beyond the terms of service excerpts supplied.
See the broader Creative Production Teams Needing Proofing and Review Approval consensus index for comparisons across qualified options.
Explore more project management and team collaboration software guidance in the category directory.
Sources
Company-Owned Sources
- Online Proofing Software for Creative Teams| Approval Studio: https://approval.studio/online-proofing-tool/
- AI Workflow Automation for Easy Creative Approvals: https://blog.pageproof.com/ai-workflow-approval-automation/
- How to streamline your creative review and approval process in 2026: https://blog.pageproof.com/how-to-streamline-your-creative-review-process/
- PageProof Expands Creative Workflow Features: https://blog.pageproof.com/pageproof-expands-creative-workflow-features/
- Pageproof Is the Top ProofHQ Alternative for 2025: https://blog.pageproof.com/proofhq-alternative/
- Home | PageProof Resources: https://help.pageproof.com/en/
- Upgrading your account: https://help.pageproof.com/en/articles/450422-upgrading-your-account
- PageProof Intelligence®: https://help.pageproof.com/en/articles/9501533-pageproof-intelligence
- Integrations | PageProof Resources: https://help.pageproof.com/en/collections/75889-integrations
- PageProof - online proofing software with AI-powered markup: https://pageproof.com/
- Proof Approval Workflows: A Deep Dive - PageProof: https://pageproof.com/blog/proof-approval-workflows-deep-dive/
- Client Collaboration Software for Creative Content Approval: https://pageproof.com/client-collaboration-software
- Design Proofing Software for Creative Teams: https://pageproof.com/design-proofing-software
- Video proofing software. PageProof: Easy review and approval: https://pageproof.com/features/video-proofing-software/
- PageProof Integrations: https://pageproof.com/integrations
- PageProof & Adobe After Effects Add-On. Seamless proofing: https://pageproof.com/integrations/adobe-after-effects/
- PageProof & Adobe InDesign Add-On. A Seamless Integration: https://pageproof.com/integrations/adobe-indesign
- PageProof & Final Cut Pro. A Seamless Integration: https://pageproof.com/integrations/final-cut-pro/
- Learn Articles: https://pageproof.com/learn
- Learn About PageProof's Latest Product Features: https://pageproof.com/learn-category/product-feature
- Control the Proof's Flow with Workflows: https://pageproof.com/learn/control-the-flow-with-workflows
- Creating Proofs That Match Your Workflow: https://pageproof.com/learn/creating-a-proof
- Deep dive: Proof approval workflows: https://pageproof.com/learn/deep-dive-workflows
- Marketing Approval Software for Content Review: https://pageproof.com/marketing-approval-software
- Marketing Approval Software for Content Review | PageProof: https://pageproof.com/marketing-online-approval-software
- PageProof Has a Pricing Plan for Everyone: https://pageproof.com/online-proofing-pricing/
- PageProof Is the Top Ziflow Alternative in 2026: https://pageproof.com/pageproof-best-ziflow-alternative
- PDF Proofing Software for Marketing & Creative Teams - PageProof: https://pageproof.com/pdf-proofing-software
- PageProof Has a Pricing Plan for Everyone: https://pageproof.com/pricing
- MediaValet Proofing | Seamless Content Proofing Software - MediaValet: https://www.mediavalet.com/product/proofing
- A guide to creative workflows with PageProof online proofing - YouTube: https://www.youtube.com/watch?v=msaZeL9OIr4
- How to choose proofing software in 2026: A buyer's guide that holds up after the demo: https://www.ziflow.com/blog/how-to-choose-proofing-software
- Official pricing and terms source: https://pageproof.com/terms
Independent Sources
- Best Online Proofing Software of 2026: https://approval.studio/blog/online-proofing-tools-2026/
- Best Online Proofing Tools for 2026 (Top 17 Platforms Compared: https://bugherd.com/blog/best-online-proofing-tools
- PageProof Pricing 2026: Plans & Cost: https://getpulsesignal.com/pricing/pageproof
- Best PageProof alternatives in 2026 | Morphic: https://morphic.com/alternatives/pageproof-alternatives
- Best PageProof alternatives in 2026: https://morphic.com/resources/alternatives/pageproof-alternatives
- 8 Best Approval Tracking Software for B2B Teams 2026 - Ordinal: https://ordinal.co/blog/approval-tracking-software/
- PageProof Software Pricing, Alternatives & More 2026: https://www.capterra.com/p/163308/PageProof/
- 2026 Best Software Awards are here!See the list: https://www.g2.com/compare/filestage-vs-pageproof
- PageProof Pricing 2026: https://www.g2.com/products/pageproof/pricing
- PageProof software reviews and product listing: https://www.g2.com/products/pageproof/reviews
- PageProof Review (2026): Pricing, Pros & Cons: https://www.itechguides.com/products/pageproof/
- Proofing with external clients: https://www.reddit.com/r/clickup/comments/1cbv4ic/proofing_with_external_clients/
- Proofing/reviewing software: https://www.reddit.com/r/Design/comments/1lkcj2n/proofingreviewing_software/
- PageProof Pricing: Cost and Pricing plans: https://www.saasworthy.com/product/pageproof/pricing
- Best Online Proofing Software in 2026: 10 Tools Compared: https://www.simple.io/blog/best-online-proofing-software
- PageProof Software Reviews, Demo & Pricing - 2026: https://www.softwareadvice.com/online-proofing/pageproof-profile/
- How to Streamline Creative Approvals with PageProof + Asana - YouTube: https://www.youtube.com/watch?v=oDs8ExdrzUo
- 6 Creative Approval Software Tools Compared: Pros, Cons & Pricing: https://www.ziflow.com/blog/best-review-and-approval-software
- Ziflow vs. PageProof: Which online proofing platform is best for your team?: https://www.ziflow.com/blog/ziflow-vs-pageproof