Comparison

PDF AI vs PDF Editor

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

Head to head
About

PDF AI

This application offers a comprehensive suite of AI-powered tools for managing PDF documents. Users can edit text and images, generate AI summaries, convert files to various formats, and securely sign documents. It prioritizes speed and privacy with local processing and encryption.

Highlights
  • Edit PDF text and images
  • AI-powered summaries and highlights
  • Annotate and collaborate on documents
  • Fill and e-sign forms
  • Convert PDFs to Word, Excel, PPT, Images, TXT
  • Secure offline scanning and organization
Features
Read full description

AI-powered PDF toolkit built for speed, security, and clarity. Chat with PDFs, summarize long documents, generate slides, create podcast-style audio, scan, edit, convert, sign, and collaborate—without friction. What you can do • Chat with PDFs: Ask questions and get instant answers from documents. • Summarize smarter: Turn long PDFs, reports, papers, and books into clear key points. • Generate with AI: Create slides, podcast-style audio, visual digests, and insight cards from documents. • Edit PDFs: Modify text, images, and layout with precision. • Read smarter: AI summaries, highlights, bookmarks, day/night/Sepia. • Annotate & collaborate: Highlight, underline, notes, sketches, comments, and share. • Fill & sign: Complete interactive forms and e‑sign on the go. • Convert fast: PDF ⇄ Word/Excel/PPT/Images/TXT with high fidelity. • Scan & organize: Scan documents, extract text with OCR, search, manage, and work offline securely. Why it’s better • AI tools for reading, understanding, presenting, and listening to documents. • Lightning-fast viewer for large PDFs. • Privacy-first: local processing and strong encryption. • Professional output, zero watermarks for subscribers. • Continuous updates with new AI capabilities. VIP (auto‑renewable subscriptions) • Monthly or yearly plans available. • Unlock premium tools: advanced editing, full‑text search, batch processing, high‑quality exports, AI summaries, AI chat, AI slides, podcast-style audio, visual digests, OCR, conversion tools, and more. Policies • Privacy: https://sophoninc.com/privacy.html • Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ • Terms of Service: https://sophoninc.com/terms.html Contact • Email: feedback@sophoninc.com

About

PDF Editor

This app offers a comprehensive suite of tools to create, edit, convert, and scan documents on any device. It allows for direct text and image editing, smart scanning, electronic signatures, and format conversions. Unlock advanced features with the Pro version for a complete document management solution.

Highlights
  • Edit text and images directly in PDFs
  • Smart document scanning with edge detection
  • Add electronic signatures and fill forms
  • Convert PDFs to/from various formats (DOC, JPG, PNG)
  • OCR for text extraction from scans
  • Combine and organize PDF pages
  • Share and print documents
Features
Read full description

All-in-One PDF Editor – Your Complete Document Solution Transform any device into a professional PDF workspace. Our comprehensive app combines all essential tools in one place, letting you create, edit, convert, and scan documents anywhere, anytime. Complete Editing Control Edit text and images directly within PDFs. Make quick adjustments or complete document overhauls with intuitive tools. Add professional annotations including highlights, underlines, and sticky notes for seamless collaboration. Try the Pro version for full access to advanced PDF text editing capabilities. Smart Scanning Technology Scan documents, books, IDs, passports, and business cards with precision. Advanced edge detection and clarity enhancement automatically optimize your scans before saving directly to PDF format. Upgrade to Pro to unlock our professional PDF scanner with unlimited scans. Instant Digital Signatures Add your electronic signature in seconds and reuse it across contracts, agreements, and invoices. Streamline your approval process with one-tap signing functionality. Pro version includes unlimited e-signature and form filling capabilities. Universal Format Converter Transform your documents between any format effortlessly. Convert PDFs to DOC, DOCX, JPG, PNG, CSV and vice versa. Extract text from scanned documents with OCR technology or transform images and photos into polished PDF files. Smart recognition ensures accuracy across all conversions. Experience unlimited file conversions with Pro version access. Professional PDF Editing Made Simple Full-featured PDF solution without the steep learning curve. Powerful tools designed for immediate productivity, whether you're a beginner or expert. Try the Pro version and have complete access to the editor with all premium features unlocked. Document Creation and Organization Create blank PDFs for notes and forms. Effortlessly combine multiple PDF files into single documents. Add, remove, or rearrange pages to customize your files exactly as needed. Seamless Sharing and Access Browse your organized PDF library with ease. Print documents directly from the app or share files instantly via email, cloud storage, or messaging platforms. Your documents are always accessible when you need them. Designed for professionals who demand accuracy, efficiency, and mobility. Whether finalizing contracts, preparing reports, or managing critical paperwork on the go, our tools remain responsive, reliable, and ready for any task. Unlock Full Potential with Pro Version Edit PDF Text, Convert Files, PDF Scanner, and E-sign & Fill are all part of the Pro version. Try the Pro version and have complete access to the editor with all advanced features at your fingertips. Privacy Policy - https://docs.google.com/document/d/16ca-D3QztY71iRZNz67LPvMY0btYako2KRkCORCE9-M/edit Terms & Conditions - https://docs.google.com/document/d/1769ie2DtbxBNRxnLQ6XSMzlTHvtHfAnMqxzMaLqc2yM/edit

Screenshots

PDF AI4 screens
PDF Editor4 screens

Verdict

The call

The clearest difference is update cadence: PDF Editor at every 2 days against PDF AI's every 3 weeks. PDF Editor also leads on review sentiment (100% vs 90%) and iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PDF AI sells 5 in-app purchases, starting at $7.99 per 7 days and PDF Editor sells 6 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for PDF AI against 4.7 for PDF Editor. Both are backed by a comparable volume of ratings — 151 and 62 respectively. Written reviews are what separate them: 90% of PDF AI's written reviews are positive against 100% of PDF Editor's.

UpkeepUpdate frequency

PDF AI ships an update every 3 weeks, PDF Editor every 2 days. The most recent releases landed on September 20, 2026 and September 9, 2026 respectively.

Scorecard3 real differences · 7 level
PDF AI versus PDF Editor: the parameters behind the verdict, then further details
ParameterPDF AIPDF Editor
PriceFreeFree
Rating4.8 (151 ratings) — better4.7 (62 ratings)
Positive reviews90.0% of reviews100.0% of reviews — better
Number of ratings151 — better62
Update frequencyEvery 3 weeksEvery 2 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.013.0 — better
Further details — not scored
Size169 MB175 MB
Age rating4+17+
DeveloperYang YangHRHELPERG LLC

Customer experience

PDF AI

All ratings151 ratings
Positive95.4%
Neutral1.3%
Negative3.3%
Written reviews40 reviews
Positive90.0%
Neutral2.5%
Negative7.5%

PDF Editor

All ratings62 ratings
Positive95.2%
Neutral0.0%
Negative4.8%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

5 purchases

PDF AI

Subscriptions5
  • Weekly VIP$7.997 Days
  • Weekly VIP$9.997 Days
  • Weekly VIP3 Days trial$9.997 Days
Show 2 more
  • Monthly VIP3 Days trial$14.991 Month
  • Yearly VIP3 Days trial$59.991 Year
6 purchases

PDF Editor

Subscriptions6
  • Editor PRO - Weekly Special$6.997 Days
  • Editor PRO - Weekly Access3 Days trial$7.997 Days
  • Editor PRO - 3 Month Special$24.993 Months
Show 3 more
  • Editor PRO - 3 Month Access3 Days trial$29.993 Months
  • Editor PRO - Yearly Special$49.991 Year
  • Editor PRO - Yearly Access3 Days trial$79.991 Year

Questions

Is PDF AI free?
PDF AI is free to download, with in-app purchases available.
Is PDF Editor free?
PDF Editor is free to download, with in-app purchases available.
Which has better reviews, PDF AI or PDF Editor?
PDF AI is rated higher. PDF AI averages 4.8 out of 5 from 151 ratings, while PDF Editor averages 4.7 from 62 ratings.
Do PDF AI or PDF Editor have ads?
Both PDF AI and PDF Editor show ads.
Which is updated more often, PDF AI or PDF Editor?
PDF AI ships an update every 3 weeks, and PDF Editor every 2 days. Most recently, PDF AI was updated on September 20, 2026 and PDF Editor on September 9, 2026.

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