Comparison

PDF Editor vs KoolPDF

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

Head to head
About

PDF Editor

Edit, sign, and fill PDF documents with ease. This app allows you to add text, signatures, and annotations, and convert files to various formats. It offers a private and secure experience with on-device processing for most features.

Highlights
  • Sign documents with finger or Apple Pencil
  • Add text, checkmarks, and shapes
  • Highlight, underline, and strikethrough text
  • Convert PDFs to Word, images, and vice versa
  • Compress, merge, and split PDFs
  • Password protection for PDFs
Features
Read full description

PDF Fill & Sign Pro - Sign, Fill, Edit & Convert PDFs Your all-in-one PDF toolkit for iPhone. Sign contracts, fill forms, edit text, annotate and convert documents - fast, simple and private. SIGN DOCUMENTS IN SECONDS - Draw signatures with your finger or Apple Pencil - Save multiple signatures for quick reuse - Add date stamps in custom formats - Position and resize with precision FILL & EDIT PDFS - Add text anywhere with multiple fonts, colors and styles - Edit text and images in your PDFs - Insert checkmarks, X marks, shapes and lines - Perfect for contracts, applications and official forms ANNOTATE & MARKUP - Highlight, underline and strikethrough text - Add notes and comments, all in one annotation list - Freehand drawing with the pen tool - Bookmarks for quick navigation CONVERT & ORGANIZE - PDF to Word, Image to PDF and PDF to Image - Compress, merge and split PDFs - Protect PDFs with a password - Open Word, Excel, PowerPoint, image and TXT files - Use the tools right from the share sheet in other apps PRIVATE & SECURE - No account needed - just open and start - Your documents are processed right on your device - PDF to Word runs on our secure server, and your file is deleted immediately after conversion BEAUTIFUL & FAST - Clean, modern design with dark mode - Documents open instantly - Home screen quick actions for your favorite tools PERFECT FOR - Signing contracts and agreements - Filling tax forms and applications - Reviewing and annotating business documents - Managing personal paperwork Download now and get your documents done in seconds! Privacy Policy: https://pdf-fill-sign-f7de4.web.app/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

KoolPDF

Features
Read full description

Transform the way you work with PDFs. KoolPDF is a powerful all-in-one PDF solution that helps you edit, convert, organize, protect, and share documents from anywhere. Whether you're a student, professional, business owner, or everyday user, KoolPDF provides everything you need to handle PDFs efficiently. With 22+ powerful PDF tools, AI-powered automation, OCR text recognition, unlimited file transfer, and clipboard sync, KoolPDF makes document management faster and smarter. PDF TOOLS FOR EVERY NEED Edit and organize your PDF documents with ease. • Merge PDF files • Split PDF documents • Compress PDF size • Remove PDF pages • Extract PDF pages • Repair damaged PDFs • Rotate PDF pages • Add page numbers • Add watermarks • Protect PDF with passwords • Unlock PDF files • Redact sensitive content • Organize and rearrange pages Process documents quickly while maintaining high-quality output. CONVERT FILES TO AND FROM PDF Convert documents and images in seconds. Supported conversions include: • JPG to PDF • PNG to PDF • Word to PDF • Excel to PDF • PowerPoint to PDF • PDF to JPG • PDF to PNG • PDF to Word • PDF to Excel • PDF to PowerPoint Preserve formatting and create professional documents effortlessly. OCR – EXTRACT TEXT FROM IMAGES & SCANNED PDFS Turn scanned documents into editable text. OCR helps you: • Extract text from images • Convert scanned PDFs into editable documents • Create searchable PDFs • Digitize paper documents • Save time on manual typing Perfect for invoices, notes, contracts, receipts, and more. KOOLAI – YOUR AI PDF ASSISTANT Work smarter with AI. KoolAI lets you perform complex PDF actions using simple natural language prompts. Examples: "Merge all PDF files." "Compress this PDF below 5 MB." "Protect this document with a password." "Convert this PDF to Word." "Add page numbers and watermark." Simply describe what you need, and KoolAI handles the rest. KOOLSHARE – UNLIMITED FILE TRANSFER Transfer files between your phone and computer instantly. No cables. No sign-up. No size limits. Features include: • Mobile to desktop transfer • Desktop to mobile transfer • Unlimited file size support • Fast wireless transfers • Secure local sharing • Send photos, videos, PDFs, and documents Move files seamlessly across devices whenever you need them. CLIPBOARD SYNC Copy on one device and paste on another. Clipboard Sync allows you to: • Copy text on mobile and paste on desktop • Transfer links instantly • Move notes between devices • Improve productivity across platforms Stay connected and work without interruptions. FAST, SECURE & EASY TO USE KoolPDF is designed to be simple for everyone while providing professional-grade PDF capabilities. Why users love KoolPDF: • 22+ PDF tools in one app • AI-powered PDF automation • Fast PDF conversions • OCR text recognition • Unlimited file sharing • Clipboard synchronization • Secure document processing • Clean and intuitive interface • High-quality output • Regular feature updates PERFECT FOR • Students • Teachers • Business professionals • Freelancers • Office workers • Remote teams • Content creators • Small businesses Download KoolPDF today and experience a smarter way to edit, convert, compress, organize, protect, share, and automate your PDF workflows.

Screenshots

PDF Editor4 screens
KoolPDF4 screens

Verdict

The call

The clearest difference is ads: KoolPDF at none against PDF Editor's shown. On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 8 level
PDF Editor versus KoolPDF: the parameters behind the verdict, then further details
ParameterPDF EditorKoolPDF
PriceFreeFree
Rating4.5 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyFortnightly—
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.5
Further details — not scored
Size31 MB60 MB
Age rating4+4+
Developer军 夏Agevole Innovation Private Limited

In-app purchases

None

PDF Editor

No in-app purchases

None

KoolPDF

No in-app purchases

Questions

Is PDF Editor free?
PDF Editor is free to download, with no in-app purchases.
Is KoolPDF free?
KoolPDF is free to download, with no in-app purchases.
Do PDF Editor or KoolPDF have ads?
PDF Editor shows ads; KoolPDF does not.

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