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Best File Format Apps

249+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

Finding the right file format apps can be overwhelming with so many options. We've analyzed 249+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top File Format Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1File Converter to the FormatsFile Converter to the FormatsFree4.2★ (507)NoYesAug 2026
2The Document ConverterThe Document ConverterFree4.7★ (5.9K)NoYesAug 2026
3Documents: File Manager & DocsDocuments: File Manager & DocsFree4.8★ (618K)NoYesAug 2026
4Media Converter - video to mp3Media Converter - video to mp3Free4.7★ (24K)YesYesAug 2026
5Unzip - zip,rar,7z file openerUnzip - zip,rar,7z file openerFree4.6★ (54K)YesYesAug 2026
6JPEG-PNG Image file converterJPEG-PNG Image file converterFree4.7★ (17K)YesNoAug 2026
7Convert-File&Image&Music&MediaConvert-File&Image&Music&MediaFree—NoYesMay 2026
8Media File Format ConverterMedia File Format ConverterFree—YesYesJul 2026

Top Picks for File Format

File Converter to the Formats#1

File Converter to the Formats by AlgoTwist Ltd

Convert video image audio pdf
Editor's Choice
📷 Photo & Video
4.2😞(507 ratings)
FreeIn-App Purchases
File Converter to the Formats screenshot 1
File Converter to the Formats screenshot 2
File Converter to the Formats screenshot 3
File Converter to the Formats screenshot 4
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
The Document Converter#2

The Document Converter by Float Tech, LLC

Convert to PDF, DOCX, JPG, etc
Strong Contender
🔧 Utilities
4.7😞(5.9K ratings)
FreeIn-App Purchases
The Document Converter screenshot 1
The Document Converter screenshot 2
The Document Converter screenshot 3
The Document Converter screenshot 4
The Document Converter screenshot 5

Effortlessly transform files into various document and image formats like PDF, DOCX, and JPG. Simply select your input, choose the desired output, and convert in seconds. Save, share, or open your converted files directly in other applications.

What We Love

  • 🚀 Fast and efficient
  • 👍 Easy to use
  • 💡 Useful for document conversion
  • 🚀 Reliable and accurate

Room to Improve

  • 🔒 Requires subscription for full functionality
  • 🐛 Conversion issues with certain file formats
  • 🔒 Misleading about free trial
Documents: File Manager & Docs#3

Documents: File Manager & Docs by Readdle Technologies Limited

Converter. Downloader. Reader.
Worth Considering
📊 Productivity
4.8😊(618K ratings)
FreeIn-App Purchases
#61in Productivity
Documents: File Manager & Docs screenshot 1
Documents: File Manager & Docs screenshot 2
Documents: File Manager & Docs screenshot 3
Documents: File Manager & Docs screenshot 4
Documents: File Manager & Docs screenshot 5
Documents: File Manager & Docs screenshot 6

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

Room to Improve

  • 🐛 Occasional crashes and bugs
  • 🔒 Concerns over in-app subscription model
  • 🔍 Inconsistent search and file management functionality

More File Format apps to explore

4
Media Converter - video to mp3
Media Converter - video to mp3
Media Converter - video to mp3
convert mp4,m4a, extract audio
Free

This app is a versatile media converter that handles videos, audio, images, GIFs, and PDFs. It allows for format conversion, audio extraction, video compression, ringtone creation, and even basic video editing. It also includes a built-in media player and file management tools.

Video to MP3 conversionAudio extractionRingtone maker
🔧 Utilities
(24K)
free with in-app purchases
5
Unzip - zip,rar,7z file opener
Unzip - zip,rar,7z file opener
Unzip - zip,rar,7z file opener
files extractor, compressor
Free

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.

Extracts ZIP, RAR, 7Z, TAR, GZIP, and moreCreates encrypted and password-protected ZIP filesBatch compress photos and videos
📊 Productivity
(54K)
free with in-app purchases
6
JPEG-PNG Image file converter
JPEG-PNG Image file converter
JPEG-PNG Image file converter
Format convertor to JPEG, PNG
Free

Easily convert your images to JPEG or PNG format. This lightweight application supports a wide range of input formats, including HEIF/HEIC, and saves converted files directly to your device's Photos app. It's ideal for preparing images for printing or ensuring compatibility.

Convert to JPEG or PNGSupports HEIF/HEIC conversionSaves to Photos app
📷 Photo & Video
(17K)
ad-supported
7
Convert-File&Image&Music&Media
Convert-File&Image&Music&Media
Convert-File&Image&Music&Media
Convert files to any format
Free
🔧 Utilities
(0)
8
Media File Format Converter
Media File Format Converter
Media File Format Converter
Convert Photo Video Audio File
Free
🔧 Utilities
(0)
9
Imogo: File & Format Converter
Imogo: File & Format Converter
Imogo: File & Format Converter
by Umit UZ
Free
🔧 Utilities
(0)
10
FormatFox: File Converter
FormatFox: File Converter
FormatFox: File Converter
Batch & audio, 100% offline
Free
🔧 Utilities
(0)
11
File : Quick Folders
File : Quick Folders
File : Quick Folders
Private file organizer
Free
🔧 Utilities
(0)
12
FileFlip: File Converter
FileFlip: File Converter
FileFlip: File Converter
HEIC to JPG, Image & Video
Free
🔧 Utilities
(0)
13
QuickConvert: File Tools
QuickConvert: File Tools
QuickConvert: File Tools
by Dt nova
Free
📊 Productivity
(0)
14
OpenAnyFile 2
OpenAnyFile 2
OpenAnyFile 2
by Konrad Falkowski
Free
🔧 Utilities
(0)
15
File decompression software
File decompression software
File decompression software
by Fazilat Chanda
Free
📊 Productivity
(0)
16
Folio - File Manager
Folio - File Manager
Folio - File Manager
Scan, edit PDFs & manage files
Free
📊 Productivity
(0)
17
Convexy — File Converter
Convexy — File Converter
Convexy — File Converter
MP3, WebP, PDF, HEIC — offline
Free
🔧 Utilities
(0)
18
PDF Scanner - File Reader
PDF Scanner - File Reader
PDF Scanner - File Reader
Scan, Edit, Merge & Manage
Free

Transform your iPhone into a powerful document studio. Scan, read, edit, merge, and manage all your PDF files with this all-in-one, ultra-fast, and intuitive application. Keep your documents confidential with local processing.

Intelligent document scanningPDF reading and annotationDrawing and easy signing
🔧 Utilities
(6)
ad-supported
19
Otterfile
Otterfile
Otterfile
local file multi-format reader
Free
🔧 Utilities
(0)
20
MTF File Cloud
MTF File Cloud
MTF File Cloud
by MTF Swiss Cloud AG
Free
📊 Productivity
(0)

FAQ about File Format

What are the best file format apps for iPhone?
File Converter to the Formats tops our file format apps ranking as of July 2026, with a 4.2-star average from 507 App Store ratings, and it's free to download.
Yes — 20 of the top file format apps we rank are free to download, including File Converter to the Formats and The Document Converter.
File Converter to the Formats has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 249+ file format apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app allows you to convert a wide variety of file types, including images, videos, audio files, archives, and documents, into numerous other formats. The conversion process is performed directly on your device, ensuring the security and privacy of your files.
The app supports conversion for images (BMP, PNG, JPG, TIFF, ICO, WebP, SVG), audio (MP3, CAF, M4A, AIFF, WAV, OGG), video (MOV, M4V, MP4, 3GP, 3G2), archives (RAR, TAR, 7z, Zip), and documents (Word, PowerPoint, PDF). It can convert these into a range of output formats including common image types, audio formats, video formats, GIFs, APNGs, Live Photos, PDFs, and archive formats.

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