Best Change Photo Size Apps

218+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

Image Size is the household name in change photo size, but it's far from the only option. We track 218+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Change Photo Size Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Image SizeImage SizeFree4.7★ (30K)YesYesAug 2026
2InstaSize: AI Photo EditorInstaSize: AI Photo EditorFree4.7★ (325K)NoYesAug 2026
3Square Fit Photo Video EditorSquare Fit Photo Video EditorFree4.9★ (76K)YesYesAug 2026
4Compress Photos & PicturesCompress Photos & PicturesFree4.7★ (22K)YesYesAug 2026
5No Crop Photo Video ResizeNo Crop Photo Video ResizeFree4.9★ (7.7K)YesYesAug 2026
6Resize ImageResize ImageFree4.6★ (1K)YesYesAug 2026
7Resize: Photo Video CompressResize: Photo Video CompressFree4.3★ (1.8K)NoYesAug 2026
8INSTFIT - Post Without CroppinINSTFIT - Post Without CroppinFree4.9★ (126K)YesYesAug 2026

Top Picks for Change Photo Size

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
Image Size screenshot 2
Image Size screenshot 3
Image Size screenshot 4
Image Size screenshot 5
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

Room to Improve

  • 🐛 Occasional issues with image quality after resizing
  • 🔍 Unclear interface for some advanced features
  • 💰 Paid version required to remove ads
InstaSize: AI Photo Editor#2

InstaSize: AI Photo Editor by Instasize Inc.

Collage Pic, Background Maker
Strong Contender
📷 Photo & Video
4.7😞(325K ratings)
FreeIn-App Purchases
#34in Photo & Video
InstaSize: AI Photo Editor screenshot 1
InstaSize: AI Photo Editor screenshot 2
InstaSize: AI Photo Editor screenshot 3
InstaSize: AI Photo Editor screenshot 4
InstaSize: AI Photo Editor screenshot 5
InstaSize: AI Photo Editor screenshot 6

This comprehensive photo and video editor offers AI-powered tools to enhance images, remove unwanted objects, and create collages. Resize and crop content for any social platform, or use advanced features like background removal and batch editing.

What We Love

  • 🚀 Easy to use
  • 👍 Useful for resizing photos
  • 👍 Good photo editing features
  • 👍 Helpful for Instagram

Room to Improve

  • 🔒 Aggressive subscription model
  • 🔒 Difficult to use without premium subscription
  • 🐛 Frequent crashes and bugs
Square Fit Photo Video Editor#3

Square Fit Photo Video Editor by Alan Cushway

Layout Size Editing for Insta
Worth Considering
📷 Photo & Video
4.9😊(76K ratings)
FreeAdsIn-App Purchases
Square Fit Photo Video Editor screenshot 1
Square Fit Photo Video Editor screenshot 2
Square Fit Photo Video Editor screenshot 3
Square Fit Photo Video Editor screenshot 4
Square Fit Photo Video Editor screenshot 5

Easily post full-size photos and videos to social media without cropping. Enhance your media with filters, text, stickers, and various design elements. Supports multiple social media platforms with high-resolution export.

What We Love

  • 💻 Easy to use
  • 🎨 Lots of editing options
  • 🔍 Helps fit photos for social media
  • 🆓 Free version with no watermarks

Room to Improve

  • 💰 Subscription model too expensive
  • 🔍 Limited free features
  • 📺 Intrusive ads in free version

More Change Photo Size apps to explore

4
Compress Photos & Pictures
Compress Photos & Pictures
Compress Photos & Pictures
Compress photos, save space
Free

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.

Reduce photo file sizeMaintain image qualityFaster sharing
📷 Photo & Video
(22K)
free with in-app purchases
5
No Crop Photo Video Resize
No Crop Photo Video Resize
No Crop Photo Video Resize
Image Resizer for Instagram
Free

Easily post full-size photos and videos to social media without cropping. Edit media with filters, stickers, text, and music. Customize with borders, frames, and backgrounds for a professional look.

Post full-size photos and videos without croppingMove, rotate, scale, and flip mediaAdd music to videos
📷 Photo & Video
(7.7K)
free with in-app purchases
6
Resize Image
Resize Image
Resize Image
Photo Resizer
Free

Easily resize photos to any desired dimensions with this intuitive application. Select images, choose from presets or create your own custom sizes using pixels, inches, millimeters, or centimeters. Supports batch resizing and seamless saving or sharing.

Resize photos to custom dimensionsCreate custom resize presetsSupports pixels, inches, mm, and cm
🔧 Utilities
(1K)
free with in-app purchases
7
Resize: Photo Video Compress
Resize: Photo Video Compress
Resize: Photo Video Compress
Reduce image size save storage
Free

Easily reduce the file size of your photos and videos without sacrificing quality. This app offers powerful compression and resizing tools to free up storage space. Save, replace, or share your optimized media with ease.

Image compressionVideo compressionImage resizing
📷 Photo & Video
(1.8K)
freemium
8
INSTFIT - Post Without Croppin
INSTFIT - Post Without Croppin
INSTFIT - Post Without Croppin
Square Fit / Size Pictures!
Free

Easily resize photos for social media without cropping. Enhance images with advanced editing tools, create collages, and add text or stickers. Offers a variety of background styles and filters for creative expression.

Square photo fittingHSL color editingBlur and patterned backgrounds
📷 Photo & Video
(126K)
free with in-app purchases
9
Resize it - compress any image
Resize it - compress any image
Resize it - compress any image
Change pics size, aspect ratio
Free

This app helps you free up device storage by compressing and resizing images without significant quality loss. It supports batch processing and various popular formats, making it easy to manage your photo library and share files faster.

Compress and resize imagesBatch processing up to 20 imagesSave disk space without quality loss
📷 Photo & Video
(859)
free
10
DPI - Dots per inch
DPI - Dots per inch
DPI - Dots per inch
Change DPI value of an image
Free

Easily modify the DPI (dots per inch) of your images. Save, share, email, or print your adjusted photos with new DPI values.

Change image DPISave modified imageShare image
📷 Photo & Video
(1.1K)
free with in-app purchases
11
Photo Compress - Shrink Pics
Photo Compress - Shrink Pics
Photo Compress - Shrink Pics
Reduce image size & save space
Free

Reduce the size of your photos to save storage space on your device. Compress images in batches, adjust quality, and resize them for easier sharing. Convert HEIC files to JPEG for broader compatibility.

Batch photo compressionAdjust JPEG compression levelOptional image resizing
📷 Photo & Video
(3.5K)
free with in-app purchases
12
Square No Crop - Fit Full Size
Square No Crop - Fit Full Size
Square No Crop - Fit Full Size
Post border editor for profile
Free

Easily create square photos and videos for social media profiles without cropping. Select your media, choose a background, and share your enhanced content to make your profile stand out.

No crop square photo creationNo crop square video creationBackground selection
📷 Photo & Video
(21K)
subscription
13
Image Size - Photo Compress
Image Size - Photo Compress
Image Size - Photo Compress
Photo resize and compress
Free

Easily resize and compress your photos with simple operations. Lighten images individually or in batches, preview changes, and check quality and size before saving. Supports JPEG and PNG formats, and integrates with email and other apps for seamless sharing.

Resize and compress imagesBatch processingPreview resized images
📷 Photo & Video
(473)
free with in-app purchases
14
Lightleap by Lightricks
Lightleap by Lightricks
Lightleap by Lightricks
Dream photo effects & filters
Free

Transform your photos with powerful editing tools. Easily enhance lighting, replace backgrounds, and remove unwanted elements to create professional-looking images without complex software. Achieve stunning results with pre-set filters and effects.

AI-powered photo editingSky replacementObject removal (Heal tool)
📷 Photo & Video
(99K)
free with in-app purchases
15
No Crop - Square quick sized
No Crop - Square quick sized
No Crop - Square quick sized
by HOANG PHAM
Free

Easily post full-size photos to social media without cropping. This app offers a quick way to square your images and includes a variety of editing tools like frames, effects, filters, and text overlays.

Post full-size photos without croppingSquare photos quicklyAdd frames, effects, and filters
📷 Photo & Video
(11K)
ad-supported
16
Square Sized
Square Sized
Square Sized
Crop & export picture + videos
Free

Easily post entire photos and videos to social media platforms without cropping. Enhance your images with filters, text, shapes, and backgrounds. Offers a free trial period for full access.

Add borders for social mediaImport from albums, Facebook, InstagramAdd filters, text, and shapes
📷 Photo & Video
(8.2K)
subscription
17
Reduce Photo Size: Compressor
Reduce Photo Size: Compressor
Reduce Photo Size: Compressor
To any KB, Shrink Images
Free

Easily shrink image file sizes to a specific KB limit or resize them by dimensions. Save your compressed or resized photos with a single tap. Offers both free and premium subscription options for unlimited usage.

Compress photos to specific KB limitsResize images by dimensionsScale proportionally
🔧 Utilities
(33)
free with in-app purchases
18
Passport Photo - ID Photo
Passport Photo - ID Photo
Passport Photo - ID Photo
Create, save, print or email
Free

Easily create, save, print, or email compliant passport and ID photos. Features templates for over 100 countries and automatic background replacement. Optimize your photos for official documents and job applications.

Passport photo templates for 100+ countriesAutomatic background replacementPredefined formats for job applications
📷 Photo & Video
(21K)
free with in-app purchases
19
Fix Photos & Blurry Cool Edit
Fix Photos & Blurry Cool Edit
Fix Photos & Blurry Cool Edit
For Pictures Effects & Retouch
Free

Transform your photos with a comprehensive editing suite. Enhance beauty, create artistic effects like double exposure and color splash, and organize your images with frames and templates. Easily resize, crop, and add text for social sharing or saving.

All-in-one photo editor packBeautification toolsDouble exposure effects
📷 Photo & Video
(2.5K)
free with in-app purchases
20
SizeFit : Easy Resize Photo
SizeFit : Easy Resize Photo
SizeFit : Easy Resize Photo
No Crop Image for Social Media
Free

Easily post full-size photos to social media without cropping. Move, rotate, scale, and flip images with intuitive gestures. Offers optimal template sizes for various platforms and allows background color changes.

Post full-size photos without croppingMove, rotate, scale, and flip imagesOptimal template sizes for social media
🎨 Graphics & Design
(1)
ad-supported

FAQ about Change Photo Size

What are the best change photo size apps for iPhone?
Image Size tops our change photo size apps ranking as of July 2026, with a 4.7-star average from 30K App Store ratings, and it's free to download.
Yes — 20 of the top change photo size apps we rank are free to download, including Image Size and InstaSize: AI Photo Editor.
Image Size shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 218+ change photo size 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 resize your photos to a custom size. You can specify the output dimensions using units like pixels, millimeters, centimeters, or inches. It also offers features for cropping, saving, emailing, printing, and sharing your resized images.
To preserve the aspect ratio of your image, simply tap on the chain icon located between the width and height input fields. This will ensure that when you adjust one dimension, the other adjusts proportionally.