Comparison

PDF Studio vs Postly

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

Head to head
About

PDF Studio

Features
Read full description

PDF Studio β€” your complete PDF solution for iPhone and iPad. Scan, edit, sign, convert, and manage documents with professional-grade tools, all in one app. SCAN & DIGITIZE β€’ Intelligent document scanner with auto-edge detection β€’ Multi-page scanning in seconds β€’ High-quality PDF output from any paper document EDIT & ANNOTATE β€’ Add text, images, and shapes to any PDF β€’ Highlight, underline, and strike through text β€’ Draw and sketch with precision tools β€’ Reorder, rotate, and delete pages SIGN DOCUMENTS β€’ Create and save multiple signatures β€’ Sign contracts, forms, and agreements instantly β€’ Professional digital signatures CONVERT ANYTHING β€’ PNG, JPG, HEIC, WebP β†’ PDF β€’ PDF β†’ PNG, JPG images β€’ TXT ↔ PDF conversion β€’ Batch convert multiple files COMPRESS & OPTIMIZE β€’ Reduce PDF size up to 70% β€’ Three compression levels: Light, Medium, Maximum β€’ Perfect for email attachments and sharing POWERFUL TOOLS β€’ OCR: Extract text from images and scans β€’ Merge: Combine multiple PDFs into one β€’ Split: Separate PDF into individual pages β€’ Print: Direct printing to any AirPrint device ORGANIZE YOUR FILES β€’ Create folders and organize documents β€’ Quick search across all files β€’ Favorites for fast access β€’ Recent files tracking CLOUD SYNC β€’ Automatic iCloud synchronization β€’ Access documents on all your Apple devices β€’ Secure cloud backup WHY PDF STUDIO? No watermarks on your documents Works offline β€” no internet required Privacy first β€” files stay on your device Clean, intuitive interface Regular updates with new features Perfect for students, professionals, and anyone who works with documents. Download PDF Studio and take control of your PDFs today! Download PDF Studio today and experience the most powerful PDF toolkit for iOS! Terms of Use: https://github.com/spiroba/pdf-studio-legal/blob/main/TERMS_OF_USE.md

About

Postly

Features
Read full description

Postly turns raw ideas into ready-to-share social content. Record a thought, type a note, or start from a rough draft. Postly helps shape it into posts, threads, and carousel copy while keeping your voice intact. Create faster: - Capture ideas by voice or text - Generate posts and carousel drafts - Edit every result before publishing - Save drafts to your library - Build a voice profile for more consistent output - Plan content without losing the original thought Postly is made for creators, founders, writers, and anyone who thinks out loud before they post. Terms of Use: https://justetools.co.uk/terms Privacy Policy: https://www.iubenda.com/privacy-policy/24643512

Screenshots

PDF Studio4 screens
Postly4 screens

Verdict

The call

The clearest difference is update cadence: PDF Studio at every 2 weeks against Postly's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

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

Both are free to download. PDF Studio sells 3 in-app purchases, starting at $2.49 per 7 days and Postly sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

PDF Studio ships an update every 2 weeks, Postly every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard1 real difference Β· 5 level
PDF Studio versus Postly: the parameters behind the verdict, then further details
ParameterPDF StudioPostly
PriceFreeFree
Update frequencyEvery 2 weeks β€” betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.4 β€” better
Further details β€” not scored
Size6 MB37 MB
Age rating4+4+
DeveloperBoris SpiroJuste Tools LTD

In-app purchases

3 purchases

PDF Studio

Subscriptions3
  • Weekly Premium$2.497 Days
  • Monthly Premium$4.991 Month
  • Annual Premium$29.991 Year
3 purchases

Postly

Subscriptions3
  • Weekly Subscription3 Days trial$5.997 Days
  • Monthly Subscription3 Days trial$14.991 Month
  • Annual Subscription3 Days trial$59.991 Year

Questions

Is PDF Studio free?
PDF Studio is free to download, with in-app purchases available.
Is Postly free?
Postly is free to download, with in-app purchases available.
Do PDF Studio or Postly have ads?
Neither PDF Studio nor Postly shows ads.
Which is updated more often, PDF Studio or Postly?
PDF Studio ships an update every 2 weeks, and Postly every 2 months. Most recently, PDF Studio was updated on October 30, 2026 and Postly on October 31, 2026.

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