Comparison

PDF Viewer and Editor vs SumoPDF

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

Head to head
About

PDF Viewer and Editor

Features
Read full description

Open, edit, and manage PDF documents with powerful tools and AI assistance. VIEW & READ โ€” Open PDFs from files, cloud, or email โ€” Smooth scrolling with page thumbnails โ€” Dark mode for comfortable reading EDIT & ANNOTATE โ€” Add text, images, and annotations โ€” Highlight, underline, and markup documents โ€” Fill and sign forms digitally AI TOOLS โ€” Chat with your PDF โ€” ask questions, get answers โ€” Summarize long documents instantly โ€” Translate PDF content to any language โ€” Rewrite and improve text with AI โ€” Generate professional PDFs from prompts DOCUMENT SCANNER โ€” Scan documents using your camera โ€” Auto-detect edges and enhance clarity โ€” Save scans directly as PDF CREATE & CONVERT โ€” Create PDFs from scratch with rich text editor โ€” Convert images to PDF โ€” Word to PDF conversion PAGE MANAGEMENT โ€” Reorder, rotate, and delete pages โ€” Split and merge PDF files โ€” Compress PDFs to reduce file size SECURITY & SIGNATURES โ€” Add password protection to documents โ€” Add watermarks to your PDFs โ€” Draw or type your signature โ€” Save and reuse signatures

About

SumoPDF

Features
Read full description

Where PDFs go to get serious. SumoPDF brings a full PDF toolkit to your iPhone and iPad, with a fast interface, clear controls, and document work that stays on your device. FREE EVERY DAY Open, merge, organize, crop, compress, scan, sign, fill, annotate, and print for free, with no daily limit. Pro tools like PDF to Word, Edit PDF, Redact, and OCR give you 2 free uses every day. Free documents can be up to 25 pages, and you can merge 2 PDFs at a time. UNLOCK PRO YOUR WAY Unlock forever with one payment, shared with your family through Family Sharing, or choose the monthly plan. Pro removes the daily limit, the page limit, and the merge limit. WHAT YOU CAN DO โ€ข Read, print, merge, rotate, compress, and organize pages โ€ข Fill forms, sign and initial, annotate, highlight, and draw โ€ข Edit recognized PDF text in place, and add images, links, and page elements โ€ข Crop, extract, insert, delete, reorder, and number pages; add watermarks โ€ข Convert Word, Excel, PowerPoint, and HTML files to PDF where supported โ€ข Convert PDFs to Word, Excel, PowerPoint, HTML, text, or images where supported โ€ข Scan paper with the camera and turn photos into PDFs โ€ข Run OCR for searchable text, including handwritten notes on supported devices โ€ข Permanently redact content, and protect or unlock authorized PDFs FINISH YOUR WAY Pinch to zoom and swipe between pages. Review results, then save, share, print, copy, or keep editing with separate, easy-to-find actions. SumoPDF preserves layout and pictures where the source format allows, and explains limitations when a complex feature cannot be reproduced faithfully. PRIVATE BY DESIGN The app's PDF tools process documents on your device. SumoPDF does not use advertising trackers. Camera access is requested only when you choose to scan a document. PRICING SumoPDF is free to download and free to use every day. SumoPDF Pro is available as Unlock forever, a one-time purchase of 29.99 USD that is shared with your family through Family Sharing, or as an auto-renewable monthly subscription of 8.99 USD per month. Prices vary by region and the app shows your local price before you buy. Payment is charged to your Apple Account when you confirm the purchase. The monthly subscription renews automatically unless cancelled at least 24 hours before the period ends. Manage or cancel anytime in your Apple Account settings. Restore Purchases is on the Pro screen. Web Pro and App Pro are separate purchases. Some complex document features may not convert perfectly. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sumopdf.com/privacy/

Screenshots

PDF Viewer and Editor4 screens
SumoPDF4 screens

Verdict

The call

PDF Viewer and Editor and SumoPDF are too close to call on the numbers: across 5 compared parameters โ€” price, ads, in-app purchases and device support among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. PDF Viewer and Editor sells 6 one-off in-app purchases and SumoPDF sells 3 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
PDF Viewer and Editor versus SumoPDF: the parameters behind the verdict, then further details
ParameterPDF Viewer and EditorSumoPDF
PriceFreeFree
Update frequencyโ€”Every 3 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 โ€” better17.0
Further details โ€” not scored
Size79 MB21 MB
Age rating4+4+
DeveloperSahana A SBrian Stevens

In-app purchases

6 purchases

PDF Viewer and Editor

One-time6
  • Starter Pack$0.99
  • 120 AI Credits$2.99
  • Ad-Free Experience$4.99
Show 3 more
  • 360 AI Credits$6.99
  • 1320 AI Credits$16.99
  • 2000 AI Credits$19.99
3 purchases

SumoPDF

Subscriptions2
  • SumoPDF Pro Monthly$8.991 Month
  • SumoPDF Pro Annual7 Days trial$39.991 Year
One-time1
  • SumoPDF Pro Lifetime$29.99

Questions

Is PDF Viewer and Editor free?
PDF Viewer and Editor is free to download, with in-app purchases available.
Is SumoPDF free?
SumoPDF is free to download, with in-app purchases available.
Do PDF Viewer and Editor or SumoPDF have ads?
Neither PDF Viewer and Editor nor SumoPDF shows ads.

Other comparisons