Image Resizer Made For Everyone

Join 200M+ people who have used Instasize, the image resizer made to quickly reduce the size of your images without losing quality, change photo dimensions for any social platform, upscale your images, and share with anyone.

Used by some of the world’s best creative teams

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An image displaying a collage of three photos, all focusing on the lower half of a person standing outdoors. The top photo shows a partial view of a striped yellow and grey sweater, the middle photo centers on a green backpack with a red circular logo, and the bottom photo features the backpack held by a hand, with a glimpse of white pants and brown hiking boots standing on a gravel surface.

Image Resizer

Transform the way you handle images with Instasize, where the power to quickly resize images is at your fingertips. No more waiting on designers or wrestling with complex software. Our image resizer puts you in control to achieve the perfect size in seconds, not hours.


AI Image Extender

Quickly extend and expand your photos without cropping. Enlarge your photos in seconds, and include everything you missed the first time around. It's the perfect way to ensure your pictures capture the whole story.


Background Remover

Instantly clean up your photos with our Background Remover tool. It's a simple, fast way to cut out the clutter and focus on what matters in your images. Perfect for creating professional-looking portraits, product photos, or any time you need a sleek, distraction-free background.

AI Image Upscaler

From blurry to high resolution with our Image Upscaler. Our Image Upscaler uses AI to increase the resolution of your photos, making them sharper, clearer, and ready for high-quality prints or digital displays.

Image Converter

Tired of struggling with incompatible image formats that slow down your workflow? Our Image Converter is designed to eliminate this frustration by offering seamless conversion across various formats, including JPG, PNG, WEBP, and more.

A collage of various photos that could be part of a digital asset management system. The photos feature different individuals in a range of poses and outfits, possibly from a fashion photoshoot. The collection includes close-up and full-length shots that display styling details, suitable for cataloging in a digital fashion library.

Digital Asset Manager

A complete digital asset manager designed for collaboration. Store, share, and resize images with ease, all within a shared digital library. Grant your team the power to access and modify high-quality visuals in real-time, ensuring that everyone has the latest version at their fingertips.

An image showing two similar photos placed side by side against a textured background. Both photos capture a person mid-motion on a sandy terrain under a clear sky. The left photo is labeled "4 MB" and the right photo is labeled "1 MB," indicating the file size of each image and resizing.

Image Compressor

Compress your image file size for any platform is a breeze with our image compressor. Compress your images for faster uploads and optimized storage, all while maintaining the high-definition quality your visuals deserve.

Try Premium Free For 3 Days

Get access to our Image Resizer, Aspect Formats, Background Remover, Collage Maker, AI Tools, 200+ Photo Filters and more.

Everyone Loves Instasize




Over 1,300,000 ratings

One of my go-to apps

“Great app for filtering photos and even greater app for sizing pictures for not only posts but story photos as well... love this app I mainly use insta size for all my posts now ;)”

- beachxbunny

Fast and Straightforward

“Resizing photos for social media should be a cinch, but most editing programs are a pain to use. Of the dozen I’ve used, Instasize is the fastest, easiest and most consistent...”

- Soho Brad

Great Sizes

“Perfect app for the exact social media picture sizes. Love it. I use it daily. & I like the premade options they give you for different social medias!”

- Baby24doll

I love instasize

“Its the best app. for sizing photos to fit for Instagram or other forms of social media. You can also edit photos and create collages with multiple photos. It’s had been my friend for several years!”

- Jay town

Always helpful

“Always helpful when needing to resize photos”

- Leobaby96

Huge fan

“I love this app. Makes posting all types of photos. Love how it makes them fit on different formats”

- Nicola Bella

I’ve been using for years. Can’t work without it.

“I use this app everyday to perfectly resize images for all of my social media platforms”

- The Flywire


“This app saved the day for me! I’m finally able to resize my photos for IG....effortlessly”

- Tamrinaann

Great App

“We use this App weekly to resize pics for social media posts. Very user friendly, easy to use program when you want to get in and out quickly...”

- cle957

Frequently asked questions

Can't find the answer you are looking for? Reach out to our customer support team.

An image resizer is a tool or software used to change the dimensions of an image, either by increasing or decreasing its size, without significantly altering its quality.

Free Resize Guides

Looking to resize images for a specific platform? We got you covered.