Free Online Image Tools

Images are the heaviest thing on most web pages and the fussiest part of most design work. The good news is that almost everything you need to do to an image — shrink it, resize it, change its format, crop it, clean up its background, or brand it — can now happen entirely in your browser, with no upload and no software to install. This guide brings together our free image tools and the thinking behind them, so you can pick the right one for the job and understand what it does to your file.

All image tools

Image CompressorShrink JPG, PNG & WebP without visible quality loss.Image ResizerResize by pixels or percentage, keep the aspect ratio.Image ConverterConvert between JPG, PNG, and WebP instantly.Image CropperCrop to a ratio or freeform with a draggable frame.Background RemoverErase a solid background and export a transparent PNG.Favicon GeneratorTurn any image into a full favicon set.Color Picker & Palette GeneratorPick colours, build palettes, and pull HEX from images.Watermark AdderStamp text or a logo watermark onto your images.

Guides & tutorials

5 min read

How to Crop an Image Online (Free, No Upload)

Cropping is the fastest way to improve a photo. Here's how to crop to the right aspect ratio for avatars, thumbnails, and social posts — privately, in your browser.

4 min read

How to Build a Colour Palette (and Pull Colours From Any Image)

Understand HEX, RGB, and HSL, learn how colour harmonies work, and see how to generate a palette or extract one from an image — free and in your browser.

5 min read

How to Resize an Image Online Without Losing Quality

Everything you need to know about resizing images the right way: pixels vs. percentage, why aspect ratio matters, and how to resize privately in your browser.

5 min read

PNG to JPG, JPG to WebP: How to Convert Image Formats (and Which to Use)

A plain-English guide to JPG, PNG, and WebP — what each is good at, when to convert between them, and how to do it privately in your browser.

5 min read

How to Remove the Background From an Image for Free

A practical guide to cutting out a subject and exporting a clean transparent PNG — what works, what to shoot for, and how to do it privately in your browser.

2 min read

How to Compress Images Without Losing Quality (2025 Guide)

A practical guide to shrinking JPG, PNG, and WebP images for the web — what actually causes quality loss, the right settings to use, and how to do it privately in your browser.

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