Comparison

DocPeek vs PDF Pro AI Editor

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

DocPeek

Features
Read full description

DocPeek is a local-first document reader and long-form writing workspace for iPhone and iPad. Open Markdown, HTML, Word, Excel, PowerPoint, RTF and EPUB files, search and understand their content, then export polished PDFs. Switch to Creation mode to organize chapters, outlines, characters, worldbuilding and storyboard beats. DOCUMENT READER • Open MD, HTML, DOC, DOCX, XLS, XLSX, PPT, PPTX, RTF and EPUB • Import from Files, Mail, Messages and the share sheet • Table of contents, full-text search, source view, themes and font controls • Syntax highlighting, math formulas and Mermaid diagrams AI READING ASSISTANT • Generate summaries, outlines, key points and action items • Ask questions about the active document • Text is sent only when you explicitly use an AI feature PDF EXPORT • Convert one file or batch multiple documents • Customize cover, contents, paper, margins, headers and footers WRITING WORKSPACE • Manuscript, outline, scene beats, characters and worldbuilding • Templates for novels, serialized fiction and screenplay storyboards • Polish, expand, shorten, continue and rewrite with AI • Import DOCX, TXT, MD, RTF and EPUB with chapter detection • Export DOCX, EPUB, PDF, TXT, MD and JSON • Read chapters aloud for proofreading Document rendering, project storage and standard exports stay on your device by default. Private Sync can transfer writing projects between your devices, and cloud data can be deleted at any time. The free tier includes core reading, previews and standard PDF export. DocPeek Pro unlocks higher AI usage, AI writing assistance and batch PDF workflows. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://docpeek.xinghebit.com/privacy.html

About

PDF Pro AI Editor

Features
Read full description

PDF Pro AI gives you 28 practical PDF tools in a private, iOS-native workspace. Open a document from Files, Mail, Safari, or another app, make the changes you need, and save a new copy while the original stays unchanged. EDIT AND REVIEW • Read, search, print, share, and listen to PDFs • Fill compatible AcroForm fields • Add text, signatures, highlights, opaque covers, stamps, and watermarks • Move, resize, edit, or delete app-created document blocks • Ask questions about extractable PDF text on device CREATE AND ORGANIZE • Scan paper documents with Apple's document scanner • Turn selected photos into a PDF • Merge PDFs and extract, rotate, delete, reorder, or number pages • Export rendered pages as PNG images CONVERT AND ENHANCE • Export extractable text as a Word-compatible RTF document • Recognize page text on device and export it as TXT • Enhance scanned pages into a clearer grayscale PDF copy COMPRESS AND PROTECT • Compress one PDF or a batch of PDFs into measured new copies • Choose high-quality, balanced, or small-file output • Protect a compatible PDF copy with a new password • Unlock a compatible PDF using its known password PRIVATE DOCUMENT ASSISTANT Ask questions or summarize extractable PDF text without uploading the document. Eligible devices can use Apple's on-device language model. Other supported devices use a clearly labeled local extractive result with source excerpts. BUILT FOR YOUR CONTROL • No account • No subscription or feature paywall • No advertising or tracking • No app-initiated document upload • Files, camera, photos, printing, and sharing are used only when you choose them Compatibility varies for malformed PDFs, XFA or JavaScript forms, certificate signatures, uncommon encryption, image-only search, and third-party PDF features. Word-compatible export contains extractable text rather than recreating the original layout. OCR and assistant results should be checked before relying on important details.

Screenshots

DocPeek4 screens
PDF Pro AI Editor4 screens

Verdict

The call

The clearest difference is in-app purchases: PDF Pro AI Editor at none against DocPeek's 2. PDF Pro AI Editor also leads on update cadence (daily vs every 3 days). DocPeek's advantage is ads (none vs shown) and device support (4 vs 2). On price there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. DocPeek sells 2 in-app purchases, starting at $1.99 per month. PDF Pro AI Editor asks for nothing beyond the download.

UpkeepUpdate frequency

DocPeek ships an update every 3 days, PDF Pro AI Editor daily. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

Scorecard5 real differences Ā· 1 level
DocPeek versus PDF Pro AI Editor: the parameters behind the verdict, then further details
ParameterDocPeekPDF Pro AI Editor
PriceFreeFree
Update frequencyEvery 3 daysDaily — better
AdsNo — betterYes
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size15 MB2 MB
Age rating4+4+
DeveloperBeijing XingheBit Science & Technology Development Co., Ltd.MathArena

In-app purchases

2 purchases

DocPeek

Subscriptions2
  • DocPeek Pro ęœˆč®¢é˜…$1.991 Month
  • DocPeek Pro å¹“č®¢é˜…$12.991 Year
None

PDF Pro AI Editor

No in-app purchases

Questions

Is DocPeek free?
DocPeek is free to download, with in-app purchases available.
Is PDF Pro AI Editor free?
PDF Pro AI Editor is free to download, with no in-app purchases.
Do DocPeek or PDF Pro AI Editor have ads?
PDF Pro AI Editor shows ads; DocPeek does not.
Which is updated more often, DocPeek or PDF Pro AI Editor?
DocPeek ships an update every 3 days, and PDF Pro AI Editor daily. Most recently, DocPeek was updated on October 10, 2026 and PDF Pro AI Editor on October 2, 2026.

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