Best Reduce File Size Apps

250+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated September 2026

Compress Photos & Pictures is the household name in reduce file size, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Reduce File Size Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Compress Photos & PicturesCompress Photos & PicturesFree4.7★ (22K)YesYesSep 2026
2Compress It! PDF CompressorCompress It! PDF CompressorFree4.9★ (430)NoYesSep 2026
3Video Compress - Shrink VideosVideo Compress - Shrink VideosFree4.5★ (11K)YesYesSep 2026
4PDF Compressor - Reduce SizePDF Compressor - Reduce SizeFree4.3★ (82)NoYesSep 2026
5PDF Compressor – Reduce SizePDF Compressor – Reduce SizeFreeNoYesMay 2026
6Compress PDF File - ShrinkrCompress PDF File - ShrinkrFreeNoYesAug 2026
7Compress Media Files:CompreslyCompress Media Files:CompreslyFreeNoYesMay 2026
8PDF Compressor: Compress PhotoPDF Compressor: Compress PhotoFreeYesNoMay 2026

Top Picks for Reduce File Size

Compress Photos & Pictures#1

Compress Photos & Pictures by New Marketing Lab, Inc

Compress photos, save space
Editor's Choice
📷 Photo & Video
4.7😐(22K ratings)
FreeAdsIn-App Purchases
Compress Photos & Pictures screenshot 1
Compress Photos & Pictures screenshot 2
Compress Photos & Pictures screenshot 3
Compress Photos & Pictures screenshot 4
Compress Photos & Pictures screenshot 5

Reduce the file size of your photos and reclaim storage space on your device. This app offers intelligent compression to maintain image quality while significantly shrinking files for faster sharing and easier storage. It supports various file types and offers advanced tools for privacy and export.

What We Love

  • 👍 Easy to use
  • 🚀 Effective compression
  • 💡 Useful for reducing photo file size
  • 🚀 Fast processing
  • 🚀 Saves a lot of storage space

Room to Improve

  • 🐛 Compression issues (photos look distorted or washed out)
  • 🐛 Crashes or freezes during batch processing
  • 🔍 Difficult to find compressed photos in library
  • 💰 Aggressive ads in free version
  • 💰 Paid version still has ads
Compress It! PDF Compressor#2

Compress It! PDF Compressor by DIGISET LLC

Reduce & shrink document size
Strong Contender
🔧 Utilities
4.9😐(430 ratings)
FreeIn-App Purchases
Compress It! PDF Compressor screenshot 1
Compress It! PDF Compressor screenshot 2
Compress It! PDF Compressor screenshot 3

Easily reduce the file size of your PDF documents with a simple, secure, and privacy-focused tool. Compress PDFs in just three steps, directly on your device, and share them instantly. Enjoy fast and efficient document management without complex features.

What We Love

  • 👍 Easy to use
  • ✨ No ads
  • 🚀 Works really good
  • 💯 Gets the job done
  • 💰 Saves time and money
  • ✅ Reduces PDF size significantly
  • 🆓 Free to use
  • 💡 Helpful for sending large files
  • 🚀 Fast compression
  • 🌟 Best PDF compressor

Room to Improve

  • 🐛 Crashes with files over 200mb
  • 🐛 Does not work with files over 300mb
  • 🐛 Images become pixelated
  • 🐛 Decompressing to original size unknown
  • 🐛 'Choose file' button not working
  • 🐛 Cannot find compressed files
  • 🐛 No option to compress photos
  • 🐛 Does not work at all
  • 🐛 Fake app, not working
  • 🐛 Horrible, no funciona
4.5😊(11K ratings)
FreeAdsIn-App Purchases
Video Compress - Shrink Videos screenshot 1
Video Compress - Shrink Videos screenshot 2
Video Compress - Shrink Videos screenshot 3

Reduce the size of large video files efficiently. Adjust output file size with a slider to save storage space without sacrificing significant video quality. All compression happens locally on your device.

What We Love

  • 👍 Works great
  • 🚀 Quick and easy to use
  • 💡 Useful for compressing videos
  • 👍 Simple and straightforward
  • 👍 Preserves video quality
  • 👍 Gives control over compression level

Room to Improve

  • 🐛 Compression fails on some devices
  • 🔍 Ads can be intrusive
  • 🔍 Ads sometimes block UI elements
  • 🐛 Compression info not always accurate
  • 🔍 Requires access to all photos

More Reduce File Size apps to explore

FAQ about Reduce File Size

What are the best reduce file size apps for iPhone?
Compress Photos & Pictures tops our reduce file size apps ranking as of September 2026, with a 4.7-star average from 22K App Store ratings, and it's free to download.
Yes — 20 of the top reduce file size apps we rank are free to download, including Compress Photos & Pictures and Compress It! PDF Compressor.
Compress Photos & Pictures shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ reduce file size apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app helps you save storage space on your iPhone or iPad by reducing the file size of your photos. It uses intelligent compression to shrink images without a noticeable loss in quality, making them easier to store and share.
The app employs an intelligent compression engine that can shrink photos by up to 90% or more. You can choose from two compression settings, and advanced tools allow you to control metadata stripping and export formats for optimal results and privacy.