Comparison

Free PDF Editor, Converter App vs CopyStack

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

Head to head
About

Free PDF Editor, Converter App

Edit, sign, and fill PDF documents with this comprehensive mobile tool. Convert images and documents to PDF, organize pages, and secure your files with passwords and watermarks. It's an all-in-one solution for managing your PDFs on the go.

Highlights
  • Edit PDF text and layout
  • Fill and sign PDF forms
  • Convert images/documents to PDF
  • Merge and split PDF pages
  • Secure PDFs with passwords
  • Scan documents to PDF
  • Annotate and highlight PDFs
Features
Read full description

Free PDF Editor is your all-in-one PDF editor solution to edit, sign, fill, annotate, and share PDF documents effortlessly, right from your iPhone. With our advanced tools, you can fix typos, add text and images, highlight key content, insert digital signatures, and fill forms in just a few taps. Easily convert scanned images and documents to PDFs, and merge, split, format layouts as needed or explore our new, AI voice transcription, voice to PDF, feature. Import existing recordings to generate high-quality PDF documents instantly. Start now with Free PDF Editor, and discover the endless possibilities of what you can do with your documents! Whether you need a powerful file editor for contracts, a secure document filler for tax e-filing, or a complete toolkit for school coursework, get everything you need to keep your tasks moving, wherever you go. 1. Start With Our Advanced PDF Editing Tools - Edit text, add paragraphs, and modify layouts - Add, delete, or rotate images within your PDF easily - Compress PDFs without losing quality 2. Merge, Split, & Reorder Files - Merge multiple PDFs into one file - Split large files into smaller ones - Reorder, organise, or delete pages to streamline your PDFs 3. Secure Your PDFs - Lock PDFs with passwords and permissions - Unlock PDFs to remove restrictions when needed - Add custom watermarks for identity and safety 4. Fill PDF Forms Easily - Fill out forms directly on your device. Type, check boxes, sign, & save filled forms with ease - Complete any form filler task in seconds, without printing a single page 5. Request Instant E-Signatures - Create & add digital signatures in seconds - Save frequently used signatures for quicker signing - Request Signature on-the-go. Send documents to others & collect their signatures remotely - Close deals & sign approvals anytime, anywhere 6. Zoom, Search, & Annotate Content - Use it as an advanced PDF reader for easy viewing - Highlight & underline important content - Find specific details with built-in search tools - Zoom-in for a high-quality viewing experience 7. Scan or Import to PDF - Scan paper documents, receipts, or notes - Import files from your device or cloud storage - Convert instantly to high-quality PDFs 8. OCR Text Extraction - Turn scanned PDFs into fully searchable, editable text - Extract content from scanned files and images with built-in OCR technology - Turn non-editable scans into fully customizable PDF documents 9. Convert Files - PDF ↔ Word — convert PDF to Word and Word documents back to PDF - PDF ↔ Excel — export spreadsheet data or import Excel files as PDF - PDF ↔ PowerPoint — turn presentations into PDFs or PDFs into editable slides - PDF ↔ Text — convert back into editable formats when needed - Image to PDF — convert JPG, PNG, HEIC, and WEBP files into polished PDFs - JPG to Vector — scale images without quality loss - Voice to PDF — record or import audio and convert it directly to a PDF document 10. Share & Export PDFs - Share via email or messaging apps - Save to cloud storage or local device - Export PDFs in various available formats Why Free PDF Editor? With our all-in-one PDF editor, effortlessly combine multiple documents into one file, extract specific pages or split files by range, and organize your content exactly as you need. You can also digitize paper documents and save them as high-quality, polished PDFs. Our ultimate PDF toolkit empowers students, professionals, travelers, and anyone requiring document editing on-the-go, by streamlining their most critical workflows. Download Free PDF Editor today & experience a better way to work with your files. Try our free version or unlock full potential with premium features. Subscription Policy: Subscribe for unlimited access to all premium features. Subscriptions are billed weekly and automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Ref: https://www.freelabs.ai/terms-freepdf

About

CopyStack

Features
Read full description

CopyStack — Clipboard Manager with Cross-Device Sync Your phone's clipboard holds one thing, then forgets it the second you copy the next. CopyStack turns it into a clipboard manager with full history — and syncs it across your devices, so you can copy on one and paste on another in seconds. Built for developers, content creators, and anyone juggling a phone, tablet, and laptop all day. WHAT YOU CAN DO • Clipboard history — every copy saved, not just the last one. 10 items free, 100+ with Premium. • Copy here, paste there — grab text, links, and images on one device and paste on another. • Across your devices — phone, tablet, and web browser stay in sync. • Share files fast — up to 5MB free, 50MB with Premium. • Private by design — end-to-end encryption keeps your clipboard yours. • Clean and simple — one tab for your clipboard, one for settings. No clutter. WHY COPYSTACK No more emailing yourself a link. No more AirDrop just to move a paragraph. No more losing what you copied five minutes ago. Your clipboard becomes a stack you can scroll, search, and sync. FREE VS PREMIUM • Free — 10 clipboard items, 5MB file transfers. • Premium — 100+ clipboard items, 50MB file transfers. Questions? wecanmakeit.vn@gmail.com Website: https://copystack.w-lab.app Privacy Policy: https://copystack.w-lab.app/privacy Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Free PDF Editor, Converter App4 screens
CopyStack4 screens

Verdict

The call

The clearest difference is ads: CopyStack at none against Free PDF Editor, Converter App's shown. CopyStack also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and in-app purchases 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. Free PDF Editor, Converter App sells 7 in-app purchases, starting at $6.99 per 7 days and CopyStack sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 30, 2026 and October 19, 2026 respectively.

Scorecard3 real differences · 7 level
Free PDF Editor, Converter App versus CopyStack: the parameters behind the verdict, then further details
ParameterFree PDF Editor, Converter AppCopyStack
PriceFreeFree
Rating4.3 (170 ratings) — better—
Positive reviews27.3% of reviews—
Number of ratings170 — better—
Update frequencyEvery 2 weeksEvery 2 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size311 MB55 MB
Age rating4+4+
DeveloperAMPLIFY VENTURESTiep Nguyen

In-app purchases

7 purchases

Free PDF Editor, Converter App

Subscriptions7
  • Free PDF Editor, Reader PRO3 Days trial$6.997 Days
  • Free PDF Converter & Editor$6.997 Days
  • Free PDF Editor & Form Filler7 Days trial$13.991 Month
Show 4 more
  • Free PDF Editor & Form Filler$13.991 Month
  • Free PDF Editor & Scanner$49.991 Year
  • Free PDF Editor & Converter7 Days trial$99.991 Year
  • Free PDF Editor & Converter$99.991 Year
2 purchases

CopyStack

Subscriptions2
  • Monthly subscription7 Days trial$0.991 Month
  • Annual subscription7 Days trial$9.991 Year

Questions

Is Free PDF Editor, Converter App free?
Free PDF Editor, Converter App is free to download, with in-app purchases available.
Is CopyStack free?
CopyStack is free to download, with in-app purchases available.
Do Free PDF Editor, Converter App or CopyStack have ads?
Free PDF Editor, Converter App shows ads; CopyStack does not.
Which is updated more often, Free PDF Editor, Converter App or CopyStack?
Free PDF Editor, Converter App ships an update every 2 weeks, and CopyStack every 2 weeks. Most recently, Free PDF Editor, Converter App was updated on October 30, 2026 and CopyStack on October 19, 2026.

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