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SizePort
Photo tools for official forms

Resize and reduce photo size for every form and portal

Make passport size photos, reduce image size to 20 KB or any KB, resize in cm or pixels and convert formats. All in your browser, never uploaded.

  • Never uploaded
  • Free
  • No watermark
  • No signup needed
Step 1 of 3 · Add your photoCountry

Drag your photo here

or take a photoor paste with Ctrl+V

Size
3.5 x 4.5 cm
Background
White
File
JPG · 300 DPI

Checked and resized on this device. Nothing is sent to a server.

Popular tasks

Passport Photo3.5 x 4.5 cmCompress to 20KB< 20 KBCompress to 100KB< 100 KBConvert to JPG.jpgBackground RemoverNewA421 x 29.7 cmInstagram Post1080 x 1080

All tools

Every tool, grouped by what you need to do

126 tools in 4 groups. Each group shows its most used tools. The rest live on the group page and in search.

Resize

64 tools

Exact sizes in cm, inches or pixels for IDs, print and social.

All 64 resize tools

Compress

22 tools

Hit a file size limit without guessing the quality.

All 22 compress tools

Convert

28 tools

Change the format a portal or app is asking for.

All 28 convert tools

Edit

12 tools

Crop, remove or change backgrounds, build a passport photo.

All 12 edit tools

How it works

Three steps, all on your device

  1. 01

    Upload

    Drop, paste or pick a photo. It opens in this browser tab.

  2. 02

    Adjust

    The size, background or file limit is already set for your task. Change it if you need to.

  3. 03

    Download

    Save the result. Close the tab and nothing is left behind.

sizeport.com/compress-image-to-20kb
Your photo3.2 MB
Processed herein this tab
Your download19.6 KB
Everything happens inside this tab.

Our serversnever receive your photo. There is no upload step.

Privacy

Your photos never leave your device.

Processed in your browser

Resizing, compression, format changes and background removal run with your device's own processor. No file is sent anywhere.

Accounts save settings, never images

An account keeps preset names, sizes and a history of what you made. Photos are never part of it.

Nothing to clean up

Close the tab and the image is gone from memory. There is no copy on our side to delete.

Use cases

Built for the forms you are filling in

Exam and government forms

Strict KB and cm limits for applications.

Visa and passport

Country rules for size and background.

Social media

Crisp posts, stories and covers.

Print

Paper sizes and photo prints at 300 DPI.

E-commerce

Clean product shots that load fast.

New

Two new ways to finish faster

New

Background Remover and Changer

Cut out the background on your device, then pick the color a passport or visa form asks for.

Before
White
Try Background Remover
New

Saved Presets: your own recipes

Save a setup once and run every step on the next photo in one tap.

Exam portal photo

4 steps
  1. 01Crop 3.5 x 4.5 cm
  2. 02White
  3. 03JPG
  4. 04< 50 KB

Presets store settings only. Free with an account.

Create a preset

FAQ

Questions people ask first

Still stuck? Write to us.

No. Every tool runs inside your browser. Your photo stays on your device, even when you are signed in.

Yes. All tools are free with no watermark. Ads keep the site running.

No. An account only adds saved presets, a history of what you made and larger batches.

Choose your country and the tool sets the size, background and file limit. Pose, lighting and expression still need to follow the official guidance.

Check what the form asks for: a limit in KB, a size in cm or pixels, or a document such as a passport photo or signature. Pick the matching tool above and the size is already set.

Bring a photo under a KB limit, resize it in cm, inches or pixels, make passport, ID and exam photos, convert formats like HEIC to JPG, and remove or change backgrounds.

JPG, PNG, WebP, HEIC and GIF, up to 25 MB each.

Yes. Every tool works in mobile browsers, and you can take a photo straight from the camera.