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Best Photo Size Ratio Apps

203+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our photo size ratio list covers 203+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Photo Size Ratio

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 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😞(324K ratings)
FreeIn-App Purchases
#36in 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
Lens Buddy - Self Timer Camera#3

Lens Buddy - Self Timer Camera by Lens Buddy Selfie Timer Photo Video Filter Camera LLC

Delay photo selfie photoshoot
Worth Considering
📷 Photo & Video
4.9😊(33K ratings)
FreeIn-App Purchases
Lens Buddy - Self Timer Camera screenshot 1
Lens Buddy - Self Timer Camera screenshot 2
Lens Buddy - Self Timer Camera screenshot 3
Lens Buddy - Self Timer Camera screenshot 4
Lens Buddy - Self Timer Camera screenshot 5

This app allows you to take hands-free photos and videos using a customizable timer. It's ideal for solo photoshoots, group pictures, and content creation, offering features like a photo booth mode and high-quality capture.

What We Love

  • 👍 Easy to use
  • 🚀 Customizable timer and photo settings
  • 💡 Ability to take multiple photos at once
  • 👍 Convenient for solo photography

Room to Improve

  • 🐛 Occasional app crashes
  • 🐛 Issues with photo saving and transfer
  • 🔒 Cannot fully mute the shutter sound

More Photo Size Ratio apps to explore

4
Photo Scanner Plus
Photo Scanner Plus
Photo Scanner Plus
Scan and enhance old photos
$1.99

Easily digitize your old photos, slides, and negatives with advanced AI. This app automatically enhances and organizes your memories, allowing you to add details, audio, and even colorize black-and-white images. Preserve and share your family history across generations.

Scan multiple photos at onceDigitize slides and negativesAI-powered auto-enhancement
📷 Photo & Video
(22K)
free with in-app purchases
5
Round Photo
Round Photo
Round Photo
Create a photo as a circle
Free

Easily transform your photos into perfect circles with adjustable borders. Save, print, email, or share your creations directly from the app. Offers powerful editing tools to enhance your images before making them round.

Create perfect round photosAdjustable photo diameterZoom and move photo
📷 Photo & Video
(2.8K)
free with in-app purchases
6
NoCrop Photo - Picture Resizer
NoCrop Photo - Picture Resizer
NoCrop Photo - Picture Resizer
Fit size. No crop image resize
Free

Easily resize and fit your photos into various social media formats without cropping. Customize backgrounds with colors, gradients, or blur effects, and add frames, text, or watermarks to enhance your images.

Resize images to any formatFit or Fill modesCustomizable backgrounds (color, gradient, blur)
📷 Photo & Video
(90)
free with in-app purchases
7
500px-Photo Sharing Community
500px-Photo Sharing Community
500px-Photo Sharing Community
Inspire，connect and earn
Free

Showcase your high-resolution photography to a global community. Monetize your work through licensing partnerships and participate in creative contests. Access detailed insights and gain recognition for your art.

High-resolution photo showcasingGetty Image licensing partnershipsCamera settings and location insights
📷 Photo & Video
(5.3K)
free with in-app purchases
8
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
9
Image Resizer & Photo Resizer
Image Resizer & Photo Resizer
Image Resizer & Photo Resizer
Photo Resize, Crop & Compress
Free

Easily adjust image dimensions without compromising quality. Offers customizable sizes in various units, high-quality output, and supports multiple formats. Includes batch resizing and basic editing tools for a seamless experience.

User-friendly interfaceCustomizable sizes (pixels, mm, cm, inches)High-quality output
📷 Photo & Video
(238)
free with in-app purchases
10
HashPhotos
HashPhotos
HashPhotos
The Best Photo Gallery
Free

This app offers a comprehensive solution for managing, editing, and organizing your photos and videos. It provides advanced tools for cleaning up your library, searching for specific images, and enhancing your media with a robust editor. Enjoy a private and customizable photo experience.

Organize photos with keywords and smart albumsFind and remove duplicate photosAdvanced search with filters
📷 Photo & Video
(2.4K)
free with in-app purchases
11
Albumii - Photo Printing
Albumii - Photo Printing
Albumii - Photo Printing
Print Your Story
Free

Design and order custom photo books and prints directly from your phone. Showcase your memories with a variety of layouts, sizes, and customization options. Enjoy fast printing and worldwide shipping for your personalized photo products.

Custom photobook designMultiple layout optionsVarious print sizes
📷 Photo & Video
(3.2K)
free with in-app purchases
12
Square Fit: No Crop Photo Size
Square Fit: No Crop Photo Size
Square Fit: No Crop Photo Size
Instasize for intstagram
Free

Easily post full-size photos to social media without cropping. Customize backgrounds with blur or colors, add borders, and create collages. Includes photo editing tools for brightness, contrast, and filters.

No crop posting for full-size photosCustomizable blur and color backgroundsWhite and color borders
📷 Photo & Video
(8)
free with in-app purchases
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
Flickr
Flickr
Flickr
by Flickr, Inc.
Free

Connect with a global community of photographers to share and discover billions of images. Easily organize, edit, and upload your photos from any device. Find inspiration and connect with like-minded individuals.

Photo uploading and sharingPhoto editing toolsDiscover inspiration
📷 Photo & Video
(15K)
free with in-app purchases
15
Photo & Picture Resizer
Photo & Picture Resizer
Photo & Picture Resizer
Resize Images, Compress Photos
Free

Easily reduce the size and resolution of your photos without losing quality. This app helps you adjust images for emails, social media, and web forms, ensuring they meet size requirements. Resized photos are automatically saved, preserving your originals.

Batch photo resizingPreserves original imagesAutomatic saving of resized photos
📷 Photo & Video
(287)
free with in-app purchases
16
Photo Printing
Photo Printing
Photo Printing
Multiple photos on one page
Free

Easily arrange and print multiple photos on a single page. Define custom print sizes for each image and let the app efficiently lay them out. Includes an image editor for cropping and adjustments.

Print multiple photos on one pageDefine custom print sizes (mm, cm, inches)Space-saving image layout
📷 Photo & Video
(1.6K)
free with in-app purchases
17
Video Crop - Resize Video
Video Crop - Resize Video
Video Crop - Resize Video
Crop and resize video & movie
Free

Easily crop and resize videos to fit any platform or social media requirement. Choose from popular aspect ratios or customize freely for perfect framing. Export your edited videos in high quality.

Crop videos to multiple aspect ratiosPreset aspect ratios (square, 9:16, 4:5)Custom aspect ratio cropping
📷 Photo & Video
(31K)
free with in-app purchases
18
Resize Photos·
Resize Photos·
Resize Photos·
Picture Resizer, Image Size
Free
$0.99 | 100% OFF

Easily resize, compress, and convert your photos to save storage space. Print images to actual size, rotate, flip, and crop them. Supports multiple formats and batch editing for efficient photo management.

Batch photo resizingPhoto compressionFormat conversion (JPEG, PNG, HEIC)
🎨 Graphics & Design
(454)
free with in-app purchases
19
Passport Photo ID - aiTool
Passport Photo ID - aiTool
Passport Photo ID - aiTool
Visa size us photo maker app
Free

Effortlessly create compliant passport, visa, or ID photos using an AI-powered tool. It automatically detects faces, removes and replaces backgrounds with white, and crops images to official sizes. Perfect for all ages, including babies, ensuring your photo is ready for printing.

AI face detectionAutomatic background removal and replacementAutomatic resizing and cropping
🎨 Graphics & Design
(489)
subscription
20
Picture Keeper Connect
Picture Keeper Connect
Picture Keeper Connect
Mobile Backup Simplified
Free

Effortlessly back up and protect your photos, videos, and contacts from your mobile device. Transfer files directly to a dedicated drive without Wi-Fi or cloud, freeing up device space and ensuring secure, accessible memories. Includes free tools to enhance your photos.

Backup photos, videos, and contactsTransfer without Wi-Fi or cloudFree up device storage
📷 Photo & Video
(7.4K)
free with in-app purchases

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