Best Image Size Converter Apps

250+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated October 2026

If you already know Image Size, this is the deeper bench. 250+ image size converter apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top Image Size Converter Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Image SizeImage SizeFree4.7★ (30K)YesYesNov 2026
2Compress Photos & PicturesCompress Photos & PicturesFree4.7★ (23K)YesYesNov 2026
3Photo Resizer: resize imagePhoto Resizer: resize imageFree4.7★ (700)YesYesOct 2026
4Image resizer, converter iSizeImage resizer, converter iSizeFree4.6★ (133)NoYesOct 2026
5BatchPixel: Image ConverterBatchPixel: Image ConverterFree—NoNoAug 2026
6Image Converter: JPEG PDF HEICImage Converter: JPEG PDF HEICFree4.7★ (9K)NoYesNov 2026
7The Image Converter □The Image Converter □Free4.6★ (17K)NoYesNov 2026
8HEIC to PNG ConverterHEIC to PNG ConverterFree—NoYesOct 2026

Top Picks for Image Size Converter

Image Size#1

Image Size by Vitalij Schaefer

Resize your photo! Resizer App
Editor's Choice
📷 Photo & Video
4.7😊(30K ratings)
FreeAdsIn-App Purchases
Image Size screenshot 1
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Image Size screenshot 6

Easily resize your photos to any dimension using pixels, millimeters, centimeters, or inches. Preserve aspect ratio with a simple tap and crop images with intuitive multitouch gestures. Save, email, print, or share your resized creations.

What We Love

  • 🚀 Straightforward and easy to use
  • 👍 Intuitive user interface
  • 🚀 Quick resizing and editing
  • 💡 Useful features like watermarking and cropping
  • 👍 Saves resized images to separate album
  • 🚀 Efficient for preparing images for social media and printing

Room to Improve

  • 🐛 Occasional issues with image quality after resizing
  • 🔍 Unclear interface for some advanced features
  • 💰 Paid version required to remove ads
  • 🔍 Difficulty finding help/support options
  • 🔍 Inconsistent behavior when resizing/printing images
Compress Photos & Pictures#2

Compress Photos & Pictures by New Marketing Lab, Inc

Reduce image size, free space
Strong Contender
📷 Photo & Video
4.7😐(23K ratings)
FreeAdsIn-App Purchases
Compress Photos & Pictures screenshot 1
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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
Photo Resizer: resize image#3

Photo Resizer: resize image by Ryoichi Fukugawa

Reduce photo & picture size
Worth Considering
📷 Photo & Video
4.7😊(700 ratings)
FreeAdsIn-App Purchases
Photo Resizer: resize image screenshot 1
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Photo Resizer: resize image screenshot 4
Photo Resizer: resize image screenshot 5

Easily reduce the resolution and file size of your photos with just a few taps. This tool is perfect for optimizing images for email attachments or saving storage space.

What We Love

  • 🚀 Fast and efficient
  • 👍 Easy to use
  • 💡 Helpful for work and presentations
  • 🚀 Simple and straightforward

Room to Improve

  • 🐛 Unclear measurement units
  • 🐛 Issues with file format and quality
  • 🐛 Lack of EXIF data preservation

More Image Size Converter apps to explore

FAQ about Image Size Converter

What are the best image size converter apps for iPhone?
Image Size tops our image size converter apps ranking as of October 2026, with a 4.7-star average from 30K App Store ratings, and it's free to download.
Yes — 20 of the top image size converter apps we rank are free to download, including Image Size and Compress Photos & Pictures.
Image Size shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ image size converter apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.