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Best File Format Apps

250+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated September 2026

Finding the right file format apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top File Format Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Unzip - zip,rar,7z file openerUnzip - zip,rar,7z file openerFree4.6★ (55K)YesYesSep 2026
2Documents - File ManagerDocuments - File ManagerFree4.8★ (626K)NoYesSep 2026
3File Converter to the FormatsFile Converter to the FormatsFree4.2★ (507)NoYesSep 2026
4The Document ConverterThe Document ConverterFree4.7★ (5.9K)NoYesSep 2026
5Media Converter - video to mp3Media Converter - video to mp3Free4.7★ (24K)YesYesSep 2026
6Convert-File&Image&Music&MediaConvert-File&Image&Music&MediaFree—NoYesMay 2026
7JPEG-PNG Image file converterJPEG-PNG Image file converterFree4.7★ (17K)YesNoSep 2026
8File TypeFile TypeFree—YesYesJun 2026

Top Picks for File Format

Unzip - zip,rar,7z file opener#1

Unzip - zip,rar,7z file opener by 俐 马

files extractor, compressor
Editor's Choice
📊 Productivity
4.6😐(55K ratings)
FreeAdsIn-App Purchases
Unzip - zip,rar,7z file opener screenshot 1
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Unzip - zip,rar,7z file opener screenshot 3
Unzip - zip,rar,7z file opener screenshot 4
Unzip - zip,rar,7z file opener screenshot 5
Unzip - zip,rar,7z file opener screenshot 6

This app is a powerful tool for extracting and compressing various archive file formats. It supports creating encrypted ZIP files, batch compression of media, and offers multiple file transfer options. It also allows viewing and playing a wide range of document, video, and audio types.

What We Love

  • 🚀 Easy to use
  • 👍 Useful features
  • 🚀 Quick file extraction
  • 🚀 Versatile file support
  • 👍 Good value for money

Room to Improve

  • 🐛 Crashes and stability issues
  • 💸 Intrusive ads
  • 🔒 Privacy concerns
  • 👎 Limited functionality in free version
  • 👎 Outdated user interface
Documents - File Manager#2

Documents - File Manager by Readdle Technologies Limited

Docs Reader, Editor, Converter
Strong Contender
📊 Productivity
4.8😊(626K ratings)
FreeIn-App Purchases
#69in Productivity
Documents - File Manager screenshot 1
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This app is a comprehensive file manager and document editor for mobile devices. It allows users to organize, edit, convert, and annotate various file types, including PDFs, Office documents, and audio/video files. It also features transcription, scanning, and cloud integration.

What We Love

  • 💯 Excellent file management capabilities
  • 🚀 Seamless integration with cloud services
  • 📚 Versatile document viewer and editor
  • 🎵 Reliable offline music player
  • 👍 Intuitive and user-friendly interface

Room to Improve

  • 🐛 Occasional crashes and bugs
  • 🔒 Concerns over in-app subscription model
  • 🔍 Inconsistent search and file management functionality
  • 🔋 High storage consumption
  • 🤔 Confusing changes in recent updates
File Converter to the Formats#3

File Converter to the Formats by AlgoTwist Ltd

Convert video image audio pdf
Worth Considering
📷 Photo & Video
4.2😞(507 ratings)
FreeIn-App Purchases
File Converter to the Formats screenshot 1
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File Converter to the Formats screenshot 5

Easily convert various file types, including images, videos, audio, and documents, into numerous desired formats. All conversions are processed securely on your device, ensuring your files remain private. Offers flexible input options and comprehensive format support.

What We Love

  • 👍 Easy to use interface
  • ✅ Reliable file conversion functionality
  • 💰 Affordable pricing ($1.99/month)

Room to Improve

  • 💸 Requires paid subscription for basic features
  • 🐛 Frequent app crashes and freezing
  • ❌ Misleading 'free' app marketing
  • ⚠️ Limited free trial functionality
  • 🔗 Poor support for certain file formats
  • 📧 Lack of customer support contact information
  • ⏱️ 10-minute conversion limit on free tier

More File Format apps to explore

FAQ about File Format

What are the best file format apps for iPhone?
Unzip - zip,rar,7z file opener tops our file format apps ranking as of September 2026, with a 4.6-star average from 55K App Store ratings, and it's free to download.
Yes — 20 of the top file format apps we rank are free to download, including Unzip - zip,rar,7z file opener and Documents - File Manager.
Unzip - zip,rar,7z file opener shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ file format apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app supports a wide range of archive formats for decompression, including ZIP, RAR, 7Z, TAR, GZIP, BZIP2, LHA, CAB, LZX, BZ2, BIN, LZMA, ZIPX, ISO, ACE, AES, MSI, CBZ, and CBR, among others.
Yes, the app allows you to create ZIP files. You can also create password-protected ZIP files for added security and perform batch compression of videos and photos from your photo library.

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