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ImResizer

Resize photos and images online in pixels, inches, cm, or mm with our free image resizer. Works with JPG, PNG & WebP — 100% private, no signup required.

ImResizer is a free browser-based image toolkit. It has been online since 2015.

Every image is processed inside your own browser. Nothing is uploaded to a server, so private files such as identity scans and passport photos never leave your device. No account and no signup is needed.

What you can do

Resize by pixels, inches, centimetres, millimetres, or percentage, with an optional aspect ratio lock
Compress an image down to an exact target file size in kilobytes
Resize many images at once in a single batch
Convert between JPG, PNG, and WebP
Crop, rotate, and flip
Set the dots per inch value for print output
Create passport and visa photos to the official specifications of many countries
Work with PDF files at pdf.imresizer.com

Artificial intelligence tools

The artificial intelligence features also run inside the browser, with ONNX Runtime Web. They include background removal, low-light image enhancement, and noise reduction.

Common uses

Government and university application portals that set strict file size limits. Passport and visa photo requirements. Product photos for online marketplaces. Images sized for social media platforms.

Price

Free. Every tool is free to use, with no account, no signup, and no upload limit.

An Android app is also available on Google Play.

A startup from Gazipur, Bangladesh that is founded by MD Khairul Islam.

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ImResizer Reviews and Details

This page is designed to help you find out whether ImResizer is good and if it is the right choice for you.

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Screenshots and images

Resize image - home screen //
2026-08-25
Reduce image - home screen //
2026-08-25
resize image - download page //
2026-08-25
resize image - processing //
2026-08-25
passport/visa photo maker - home screen //
2026-08-25
Passport/visa photo maker - processing //
2026-08-25
Passport/visa photo maker - download //
2026-08-25

Features & Specs

Client-Side Processing

All images are processed inside the browser. Nothing is uploaded to a server.
Signup Required

No. Every tool works without an account.
Price

Free, with no usage limit
Resize Units

Pixels, inches, centimetres, millimetres, and percentage
Batch Processing

Resize or compress many images in one pass
Compress to Target File Size

Set an exact output size in kilobytes
Supported Formats

JPG, JPEG, PNG, and WebP, with conversion between them
Dots Per Inch Control

Set the dots per inch value for print output
Passport and Visa Photos

Preset sizes that follow the official specifications of many countries
Artificial Intelligence Tools

Background removal, low-light enhancement, and noise reduction, all running in the browser
Aspect Ratio Lock & Adjustment
Crop, Rotate and Flip

Badges

Promote ImResizer. You can add any of these badges on your website.

<a href='https://www.saashub.com/imresizer?utm_source=badge&utm_campaign=badge&utm_content=imresizer&badge_variant=color&badge_kind=approved' target='_blank'><img src="https://cdn-b.saashub.com/img/badges/approved-color.png?v=1" alt="ImResizer badge" style="max-width: 150px;"/></a>

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Questions & Answers

As answered by people managing ImResizer.

What makes ImResizer unique?

Every image is processed inside your own browser. Nothing is uploaded to a server, so private files such as identity scans and passport photos never leave your device. It is also faster, because there is no upload wait and no queue. Every tool is free and no account is needed.
Why should a person choose ImResizer over its competitors?

Most online image tools upload your file to a server, ask you to sign up, or limit how many images you can handle for free. ImResizer does none of these. It runs entirely in the browser, has no account and no usage limit, and covers the whole job in one place: resize by pixels or by print units, compress to an exact size in kilobytes, convert between formats, set the dots per inch value for printing, and build passport or visa photos to official specifications. The artificial intelligence tools, such as background removal, also run on your own device.
How would you describe the primary audience of ImResizer?

People who must meet a strict image requirement and want it done quickly. The largest group is applicants using government, university, and job portals that set exact dimension and file size limits, with a strong concentration in India and South Asia. Others are sellers preparing product photos for online marketplaces, people sizing images for social media, and anyone who needs a passport or visa photo without visiting a studio.
What's the story behind ImResizer?

ImResizer started in 2015 as a single free page for resizing an image without an upload. Users kept asking for the next step in their task: compress to an exact size, convert the format, set the print resolution, make a passport photo. Each request became a tool, and the site grew into a full image toolkit. It is still run by one independent developer, and the original rule has not changed: the work happens in your browser, not on a server.
Which are the primary technologies used for building ImResizer?

The site is built with Next.js and runs on Cloudflare Workers, with Cloudflare R2 for asset storage. Image processing uses the browser Canvas and WebAssembly, so it runs on the user's own device. The artificial intelligence features run with ONNX Runtime Web inside a Web Worker, and the models are served from Cloudflare R2.

Videos

Free Passport/Visa Photo in 30 Seconds

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External links

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Public traffic stats of ImResizer

Check the traffic stats of ImResizer on SimilarWeb. The key metrics to look for are: monthly visits, average visit duration, pages per visit, and traffic by country. Moreoever, check the traffic sources. For example "Direct" traffic is a good sign.
Domain Rating (DR)

Check the "Domain Rating" of ImResizer on Ahrefs. The domain rating is a measure of the strength of a website's backlink profile on a scale from 0 to 100. It shows the strength of ImResizer's backlink profile compared to the other websites. In most cases a domain rating of 60+ is considered good and 70+ is considered very good.
Domain Authority (DA)

Check the "Domain Authority" of ImResizer on MOZ. A website's domain authority (DA) is a search engine ranking score that predicts how well a website will rank on search engine result pages (SERPs). It is based on a 100-point logarithmic scale, with higher scores corresponding to a greater likelihood of ranking. This is another useful metric to check if a website is good.
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ImResizer discussion

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Is ImResizer good? This is an informative page that will help you find out. Moreover, you can review and discuss ImResizer here. The primary details have been verified within the last quarter. So they could be considered up to date. If you think we are missing something, please use the means on this page to comment or suggest changes. All reviews and comments are highly encouranged and appreciated as they help everyone in the community to make an informed choice. Please always be kind and objective when evaluating a product and sharing your opinion.

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