Comparison

Slim PDF 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

Slim PDF

Features
Read full description

Slim PDF makes oversized PDFs smaller in seconds, directly on your iPhone or iPad. Your PDF files are processed on-device and are never uploaded to a document-processing server. COMPRESS FOR EMAIL AND UPLOADS Choose Email, WhatsApp, Web Upload, or a custom target size. Slim PDF automatically works toward the limit you select. SEE EXACTLY WHAT YOU SAVED Compare the original and compressed sizes, preview the result, then share it or save it to Files. BATCH COMPRESS Compress several PDFs in one run instead of processing them individually. MERGE AND SPLIT Combine multiple PDFs or divide a large document into smaller files without switching apps. PRIVATE PDF PROCESSING PDF compression, merging, and splitting happen on your device. No account is required, and your PDF contents are not uploaded for processing. SLIM PDF PRO Unlock unlimited compression, all compression presets, target-size tools, batch processing, merge and split, and biometric app lock. Monthly, annual, and lifetime options are available. Questions or feedback? Contact support from Settings inside the app. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://docs.google.com/document/d/e/2PACX-1vRznAH_B9JavfvM4hbre2eIJYm1aBoXo02aw5T7ccS3XMh7VqV1LT3kqyLbojMguCsW0vDy08MUsa9q/pub

About

PDF Editor

Features
Read full description

PDF Editor brings powerful PDF tools into one app. Create, edit, scan, sign, merge, compress and convert PDF files on your iPhone and iPad. Works completely offline — your documents stay on your device with no uploads or internet connection required. CREATE & SCAN PDF DOCUMENTS • Scan documents using your camera or import images from your gallery • Turn photos into high-quality PDF files • Create PDFs instantly from text • Import image, text, CSV and PDF files • Start with a blank PDF document EDIT PDF FILES • Add signatures to PDF documents • Draw and annotate with Apple Pencil • Highlight text and add notes • Search for words inside PDFs • Add images and files to PDF pages POWERFUL PDF TOOLS • Merge multiple PDF files into one document • Compress PDFs and reduce file size • Convert between PDF, images, text and CSV files • Organize, rotate, extract and delete pages MANAGE YOUR DOCUMENTS • Access all your PDF documents in one place • Add favorites and quickly find files • Export and share your documents YOUR PRIVACY MATTERS All PDF processing happens directly on your device. Your documents are never uploaded to servers and always stay private. PREMIUM FEATURES Unlock unlimited PDF creation, editing and all advanced PDF tools. Get full access to PDF merge, compression, conversion and more. Explore all features with a free trial. Subscriptions automatically renew unless canceled in your App Store account settings. Privacy Policy: https://sites.google.com/view/pdfeditorcompressprivacypolicy Terms of Use: https://sites.google.com/view/pdfeditorcompressterms

Screenshots

Slim PDF4 screens
PDF Editor4 screens

Verdict

The call

The clearest difference is update cadence: PDF Editor at every 5 days against Slim PDF's every 3 weeks. On price, ads, in-app purchases and device support 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. Slim PDF sells 3 in-app purchases, starting at $7.99 per month and PDF Editor sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Slim PDF ships an update every 3 weeks, PDF Editor every 5 days. The most recent releases landed on October 28, 2026 and October 8, 2026 respectively.

Scorecard1 real difference Ā· 5 level
Slim PDF versus PDF Editor: the parameters behind the verdict, then further details
ParameterSlim PDFPDF Editor
PriceFreeFree
Update frequencyEvery 3 weeksEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.616.0 — better
Further details — not scored
Size20 MB8 MB
Age rating4+4+
DeveloperRUEBEN ANSOLIWEN AKANKOBATENGDurmus Caner Bal

In-app purchases

3 purchases

Slim PDF

Subscriptions2
  • All access monthly$7.991 Month
  • All access yearly$29.991 Year
One-time1
  • All access Lifetime$89.99
3 purchases

PDF Editor

Subscriptions3
  • Premium Weekly$1.997 Days
  • Premium Monthly$2.991 Month
  • Premium Annual$5.991 Year

Questions

Is Slim PDF free?
Slim PDF is free to download, with in-app purchases available.
Is PDF Editor free?
PDF Editor is free to download, with in-app purchases available.
Do Slim PDF or PDF Editor have ads?
Neither Slim PDF nor PDF Editor shows ads.
Which is updated more often, Slim PDF or PDF Editor?
Slim PDF ships an update every 3 weeks, and PDF Editor every 5 days. Most recently, Slim PDF was updated on October 28, 2026 and PDF Editor on October 8, 2026.

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