Comparison

PDF Converter 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 Converter

Features
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PDF Converter: Create PDF File makes it easy to turn almost anything into a polished PDF in just a few taps. Create professional-looking files from images, text, or web pages and keep all your important content in a clean, shareable format. Key Features: - Convert photos from your camera or gallery into high-quality PDFs - Turn notes or text content into neatly formatted PDF documents - Save any web page as a PDF for reading or archiving offline - Add custom watermarks to protect and brand your documents - Save PDFs securely on your device or in cloud storage - Share your files instantly via email, messages, or other apps Keep your documents organized, professional, and ready to send with PDF Converter: Create PDF File. Payment will be charged to the credit card connected to your iTunes Account when you confirm the initial subscription purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current subscription period. Your account will be charged for renewal within 24-hours prior to the end of the current period, and the cost of the renewal will be identified. You may manage your subscription and auto-renewal may be turned off by going to your Account Settings after the purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. Terms of Use & Privacy Policy: https://docs.google.com/document/d/1Q7NuV6Hz07O6UIhacKS8PrwDDvS44Xkle9JOXJ7W3UI/edit?usp=sharing https://docs.google.com/document/d/15wHsN5c6KLW7HOczQ3HyRWvTM-bS5vg4AvD5WisXLew/edit?usp=sharing

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 Converter4 screens
KoolPDF4 screens

Verdict

The call

The clearest difference is in-app purchases: KoolPDF at none against PDF Converter's 2. KoolPDF also leads on device support (3 vs 1) and iOS requirement (15.5 vs 17.0). On price and ads 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. PDF Converter sells 2 in-app purchases, starting at $5.99 per 7 days. KoolPDF asks for nothing beyond the download.

Scorecard3 real differences · 2 level
PDF Converter versus KoolPDF: the parameters behind the verdict, then further details
ParameterPDF ConverterKoolPDF
PriceFreeFree
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.015.5 — better
Further details — not scored
Size5 MB60 MB
Age rating4+4+
DeveloperNicolae DrumeaAgevole Innovation Private Limited

In-app purchases

2 purchases

PDF Converter

Subscriptions2
  • PDF Converter: Create PDF File3 Days trial$5.997 Days
  • PDF Converter: Convert Photos$5.997 Days
None

KoolPDF

No in-app purchases

Questions

Is PDF Converter free?
PDF Converter is free to download, with in-app purchases available.
Is KoolPDF free?
KoolPDF is free to download, with no in-app purchases.
Do PDF Converter or KoolPDF have ads?
Neither PDF Converter nor KoolPDF shows ads.

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