Best File Conversion Tools Apps

248+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated August 2026

Every iPhone needs a few good file conversion tools apps. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top File Conversion Tools Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1File Conversion ToolsFile Conversion ToolsFree2.0★ (7)NoNoAug 2026
2The Document ConverterThe Document ConverterFree4.7★ (5.9K)NoYesAug 2026
3PDF Converter: PDF CompressorPDF Converter: PDF CompressorFree4.8★ (138)YesYesAug 2026
4FastConvert: All File ToolFastConvert: All File ToolFree4.8★ (45)YesYesAug 2026
5File Converter, PDF CompressorFile Converter, PDF CompressorFreeNoYesAug 2026
6File ConverterFile ConverterFree3.8★ (473)YesYesAug 2026
7QuickConvert: File ToolsQuickConvert: File ToolsFreeNoNoMay 2026
8Transforma - File ConverterTransforma - File ConverterFree was $1.99NoYesJul 2026

Top Picks for File Conversion Tools

File Conversion Tools#1

File Conversion Tools by Harald Meyer

Convert between file formats
Editor's Choice
🔧 Utilities
2.0(7 ratings)
Free
File Conversion Tools screenshot 1
File Conversion Tools screenshot 2
File Conversion Tools screenshot 3

This utility app allows users to convert a wide range of file types, including documents, music, eBooks, and images. It supports numerous target formats and offers advanced options like PDF password protection and metadata removal from images.

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

More File Conversion Tools apps to explore

4
FastConvert: All File Tool
FastConvert: All File Tool
FastConvert: All File Tool
File Photo Video & Audio
Free

This utility app converts various file types, including documents, videos, audio, and images. It also offers tools for compression, merging, cropping, and adjusting playback speed for media.

File format conversionVideo conversion and editingAudio conversion and speed adjustment
🔧 Utilities
(45)
free with in-app purchases
5
File Converter, PDF Compressor
File Converter, PDF Compressor
File Converter, PDF Compressor
Convert Images・Video・HEIC・AVIF
Free
🔧 Utilities
(0)
6
File Converter
File Converter
File Converter
Convert, sit back and share!
Free

This app converts files between thousands of formats, saving you time and battery. It leverages cloud processing for faster conversions and allows you to continue using your device. Supports video, ebook, document, audio, image, 3D, CAD, and many other file types.

Supports over 2,000 source formatsCloud-based conversion for speed and battery savingVideo, ebook, document, audio, and image conversion
🔧 Utilities
(473)
free with in-app purchases
7
QuickConvert: File Tools
QuickConvert: File Tools
QuickConvert: File Tools
by Dt nova
Free
📊 Productivity
(0)
8
Transforma - File Converter
Transforma - File Converter
Transforma - File Converter
Convert HEIC, PDF, Video & MP3
Free
$1.99 | 100% OFF
🔧 Utilities
(0)
9
MediaEase: Universal Converter
MediaEase: Universal Converter
MediaEase: Universal Converter
Convert to PNG, GIF, PDF+more
Free

Easily convert image formats, perform basic edits like rotation and cropping, and compress files without losing quality. This tool is designed for everyday photo editing, office work, and design drafts, requiring no professional skills.

One-click format conversion (JPG, PNG, WebP, BMP, GIF)Batch image processingIntelligent image compression
🔧 Utilities
(0)
free with in-app purchases
10
File Converter Light
File Converter Light
File Converter Light
Convert, lean back and share!
Free

This app allows users to convert a vast array of file types, including documents, videos, audio, images, and 3D models. It supports over 2000 source formats and offers extensive customization options for conversions. Users can also repair certain file types and manage file metadata.

Supports over 2000 source formatsConverts documents, videos, audio, images, 3D models, and moreExtensive conversion settings customization
🔧 Utilities
(18)
ad-supported
11
Verto — File Converter
Verto — File Converter
Verto — File Converter
by ALESSANDRO GAUDIO
Free
🔧 Utilities
(0)
12
File Converter, Online-Convert
File Converter, Online-Convert
File Converter, Online-Convert
Convert files
Free

Easily convert a wide range of file types, including audio, video, images, documents, and ebooks, to popular formats. This free online tool processes your files in the cloud, saving battery and allowing multitasking.

Convert audio filesConvert video filesConvert image files
📊 Productivity
(15)
free
13
Convert All+
Convert All+
Convert All+
All-in-One Format Converter
Free

This app provides professional conversion for video, audio, document, and image files. It supports over 100 formats with high precision, layout retention, and lossless quality. Customize output parameters for business, study, or daily use.

Professional format conversionSupports 100+ video, audio, document, image formats1:1 document layout retention
📊 Productivity
(4)
free with in-app purchases
14
Filecraft: Convert Any File
Filecraft: Convert Any File
Filecraft: Convert Any File
HEIC, PDF, GIF & More, No Ads
Free

This app converts over 50 file formats on your device without uploads or subscriptions. It offers powerful tools for document, image, video, audio, and data conversion, along with privacy features and batch processing. A single purchase unlocks all features permanently.

Converts 50+ file formats on-devicePDF merge, split, and OCRVideo to GIF creation
🔧 Utilities
(1)
free with in-app purchases
15
Convert file
Convert file
Convert file
Convert files fast and easy
Free

Easily convert a wide range of file types, including documents, spreadsheets, audio, and video. This app offers a user-friendly interface and aims to preserve the quality of your converted files. Converted documents can be saved or shared directly from the app.

Wide range of supported file formatsUser-friendly interfacePreserves file quality
🔧 Utilities
(21)
ad-supported
16
Fexo All File Converter
Fexo All File Converter
Fexo All File Converter
Convert HEIC, PDF, MP3, MP4
Free

This app offers fast and private file conversions directly on your device. It supports a wide range of video, image, audio, and document formats without requiring an internet connection. All processing is done locally, ensuring your data remains secure and private.

Offline file conversionsSupports video, image, audio, and document formats100% local processing for privacy
📊 Productivity
(6)
free
17
File Converter - FileSnap
File Converter - FileSnap
File Converter - FileSnap
Images, PDF & Background AI
Free
$0.99 | 100% OFF
🔧 Utilities
(0)
18
File Converter: Zip Video Mp3
File Converter: Zip Video Mp3
File Converter: Zip Video Mp3
PDF Converter Photo Compressor
Free

Easily convert and compress various file types including images, videos, and audio. This utility offers advanced algorithms for high-quality, rapid processing and provides detailed analytics on your conversion history. Its user-friendly interface makes managing digital files efficient for everyone.

Comprehensive file conversion (image, video, audio)Advanced file compressionDetailed conversion analytics
🔧 Utilities
(12)
ad-supported
19
All File Converter
All File Converter
All File Converter
by OPULA SOFTWARE DEVLOPMENT (OPC) PRIVATE LIMITED
Free

This app acts as a universal file converter, supporting a wide range of document, image, audio, and video formats. It allows users to easily change file extensions, compress media, and even scan documents, all processed in the cloud for speed and battery efficiency.

Convert documents (PDF, DOC, TXT, PPT, WORD, XLS)Convert images (JPG, PNG, BMP, GIF, EPS, PSD)Convert video to various formats (MP4, MKV, AVI, MOV)
🔧 Utilities
(7)
free with in-app purchases
20
File Converter to the Formats
File Converter to the Formats
File Converter to the Formats
Convert video image audio pdf
Free

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.

Convert images to various formats and PDFConvert audio files to different audio formatsConvert video files to audio or image formats
📷 Photo & Video
(507)
subscription

FAQ about File Conversion Tools

What are the best file conversion tools apps for iPhone?
File Conversion Tools tops our file conversion tools apps ranking as of August 2026, with a 2.0-star average from 7 App Store ratings, and it's free to download.
Yes — 20 of the top file conversion tools apps we rank are free to download, including File Conversion Tools and The Document Converter.
File Conversion Tools has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 248+ file conversion tools apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
File Conversion Tools supports a vast array of file types. It can convert music to formats like MP3 and WAV, documents to DOCX and PDF, eBooks to EPUB and MOBI, and even websites to PDF. It also handles image conversions and metadata removal.
Yes, File Conversion Tools allows you to lock PDFs by adding password protection. You can also set restrictions on printing, editing, annotating, and copying content within the PDF.