Comparison

EchoPDF Ai vs PDF Converter

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

Head to head
About

EchoPDF Ai

Features
Read full description

EchoPDF Ai brings everyday PDF tasks into one clear workspace: merge, split, export pages as images, convert Office documents to PDF, and create new PDFs through a fast, conversational flow. Chat-style PDF creation Type plain text or pick a photo from your library to generate a PDF, then save it inside the app or share it with the system share sheet. PDF toolkit • Merge — Combine multiple PDFs and images into a single file • Split — Split a PDF by pages for easier filing • To picture — Export PDF pages as images • File conversion — Turn Word, Excel, and PowerPoint files into PDFs Scan & library Use the Scan tab to pull images from your photos, and keep PDFs, splits, and exports organized in one document library. Built for quick work on the go—office paperwork, school notes, and one-off files. Supported formats and conversion results depend on what you import and what the app accepts in each flow.

About

PDF Converter

This app transforms your mobile device into a powerful PDF scanner and editor. Convert various file types to and from PDF, perform OCR for searchable text, and secure your documents with passwords and encryption. It offers a comprehensive suite of tools for managing, signing, and annotating PDFs without needing a desktop.

Highlights
  • Mobile document scanning with auto edge detection
  • On-device OCR for searchable text
  • Convert to/from PDF and multiple file formats
  • Merge, split, reorder, and compress PDFs
  • Sign, fill forms, and annotate documents
  • Password protection and redaction
  • iCloud sync and share sheet integration
Features
Read full description

PDF Converter — Scan, Convert & Edit PDFs Like a Pro The all-in-one PDF powerhouse for iPhone and iPad. Scan documents, convert almost any file to or from PDF, sign, edit, protect, and organize — all in one beautifully designed, privacy-first app. No desktop required. SCAN ANYTHING, INSTANTLY Turn your camera into a pocket scanner. Automatic edge detection and perspective correction deliver crisp, professional scans every time. Capture multi-page documents, receipts, IDs, and even barcodes — then save straight to PDF. SEARCHABLE TEXT WITH ON-DEVICE OCR Smart OCR recognizes text in your scans and images, turning every document into a fully searchable, selectable file. It runs entirely on your device in multiple languages — fast, accurate, and private. THE ULTIMATE FILE CONVERTER Convert to and from PDF with studio-grade fidelity: • PDF → Word, Excel, PowerPoint, EPUB, Image, Text, Markdown, HTML, JSON & CSV • Word, Excel, PowerPoint & Apple Pages/Numbers/Keynote → PDF • Images (JPEG, PNG, HEIC, TIFF, SVG), RTF, Markdown, HTML, CSV, code & more → PDF If you have a file, iPDF can turn it into a polished PDF — and back again. A COMPLETE PDF TOOLKIT Everything you need to finish the job: • Merge & split documents • Reorder, rotate & delete pages • Compress — even down to a target file size • Add watermarks, headers, footers & Bates numbering • Edit metadata, bookmarks & outlines • Find & replace text • Compare two PDFs side by side • Extract images & text SIGN, FILL & ANNOTATE Draw and save your signature, then drop it onto any document in seconds. Fill out forms, highlight, draw, and add notes with a fluid, intuitive markup toolkit. PROTECT WHAT MATTERS Lock PDFs with passwords and strong encryption. Permanently redact sensitive information. Add a Face ID / Touch ID app lock so your files stay yours and yours alone. READ & ORGANIZE WITH EASE A distraction-free reader with bookmarks, search, and saved reading positions. Keep everything in sync across your devices with iCloud Drive, and import files from any app through the share sheet. BUILT FOR PRIVACY Scanning and OCR happen right on your device. Your documents stay in your control — no account required. MORE TO LOVE • Siri Shortcuts & App Intents • Native iPhone & iPad design • Available in 13 languages • Fast, modern, and built for the latest iOS SUBSCRIPTION & PRICING • $49.99/Yearly and $9.99/Week and $9.99/Week with 3-day free trial • 3-day free trial, then auto-renews weekly at the price shown before purchase • Payment charged to your iTunes account at purchase confirmation • Subscription auto-renews unless canceled ≥24h before the end of the current period • Manage/cancel anytime in your iTunes account Settings Privacy Policy: https://appspolicymanager.com/apps/pdf-converter-docs-scanner/privacy-policy Terms of Use: https://appspolicymanager.com/apps/pdf-converter-docs-scanner/terms Whether you're a student, a freelancer, or a business professional, iPDF Ultimate replaces a whole stack of apps with one. Download now and take total command of your documents. Premium subscriptions unlock unlimited access to all tools, with weekly, yearly, and lifetime plans and a free trial. Subscriptions auto-renew; cancel anytime in Settings.

Screenshots

EchoPDF Ai4 screens
PDF Converter4 screens

Verdict

The call

The clearest difference is in-app purchases: EchoPDF Ai at none against PDF Converter's 3. PDF Converter's advantage is update cadence (every 5 days vs monthly). On price, ads, 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. PDF Converter sells 3 in-app purchases, starting at $9.99 per 7 days. EchoPDF Ai asks for nothing beyond the download.

UpkeepUpdate frequency

EchoPDF Ai ships an update monthly, PDF Converter every 5 days. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

Scorecard2 real differences · 7 level
EchoPDF Ai versus PDF Converter: the parameters behind the verdict, then further details
ParameterEchoPDF AiPDF Converter
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyMonthlyEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better17.0
Further details — not scored
Size644 MB58 MB
Age rating4+4+
DeveloperUNLIMITED BURST TECHNOLOGY CO., LIMITEDKomal Gangani

In-app purchases

None

EchoPDF Ai

No in-app purchases

3 purchases

PDF Converter

Subscriptions3
  • Weekly3 Days trial$9.997 Days
  • Weekly$9.997 Days
  • Yearly$49.991 Year

Questions

Is EchoPDF Ai free?
EchoPDF Ai is free to download, with no in-app purchases.
Is PDF Converter free?
PDF Converter is free to download, with in-app purchases available.
Do EchoPDF Ai or PDF Converter have ads?
Neither EchoPDF Ai nor PDF Converter shows ads.
Which is updated more often, EchoPDF Ai or PDF Converter?
EchoPDF Ai ships an update monthly, and PDF Converter every 5 days. Most recently, EchoPDF Ai was updated on September 21, 2026 and PDF Converter on September 11, 2026.

Other comparisons