Image Resizing, Cropping & Web Conversion

Convert images to WebP, resize pixels, compress MBs, and crop online.

All Tools

Choose from our collection of free, accurate tools

Minify HTML

Why I Started Obsessing Over HTML File Size (And What Actually Fixed It) Last year I was building a photograp…

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SQL to MongoDB

The Day I Stopped Translating Queries in My Head There is a specific kind of mental exhaustion that hits when…

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Hex to RGB

Hex vs. RGB: Two Ways to Say the Same Color Every color you see on a screen is ultimately a mixture of red, g…

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YAML to JSON

When Your Config File Speaks the Wrong Language Picture this: you've spent an afternoon setting up a CI/CD pi…

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XML Formatter

When Raw XML Gets in Your Way Anyone who has cracked open an SVG file in a plain text editor knows the sensat…

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JSON to CSV

When a Google Takeout Dump Becomes 12,000 JSON Files: A Real Use Case for JSON to CSV Here is a scenario that…

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CSV to JSON

What Happens When You Drop a CSV File Into a JSON Converter Most developers have been there: you've exported …

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Markdown to HTML

What Actually Happens When You Convert Markdown to HTML Markdown was never designed to be a final format. Joh…

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HTML to Markdown

When Your Images Are Trapped Inside HTML — And How to Set Them Free Picture this: you've just exported a blog…

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Online Code Editor

What Actually Is an Online Code Editor, and Why Do Photographers and Designers Keep Using One? The phrase "co…

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Image Resizer

Resize any image to exact pixel dimensions or by percentage, with optional aspect-ratio lock. Everything runs…

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Image Cropper

Crop any image directly in your browser with a draggable selection box, preset aspect ratios like 1:1 and 16:…

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Format Converter

Convert images between JPG, PNG, WebP, GIF, and BMP instantly in your browser — no upload, no server, full qu…

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Bulk Image Resizer

Resize hundreds of images to the same dimensions in one click and download them all as a single ZIP — everyth…

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Aspect Ratio Calculator

Enter your original dimensions and a target width or height — this calculator instantly finds the missing val…

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Image Compressor

Compress images instantly in your browser — adjust quality, convert formats, and preview before/after results…

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Social Media Image Resizer

Instantly resize any image to exact Instagram, Facebook, YouTube, and LinkedIn dimensions with one click — no…

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WebP Converter

Convert JPG and PNG images to WebP format instantly in your browser — no upload, no server, no quality loss. …

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Circle Crop Tool

Instantly crop any photo into a perfect circle with a transparent PNG background — no software needed, works …

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Image DPI Changer

Change or set image DPI metadata for print-ready output without resampling pixels. Instantly apply 72, 150, o…

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Passport Photo Maker

Crop and resize any photo to official passport and visa dimensions for India, US, UK, Canada, Australia, and …

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Image Background Remover

Erase image backgrounds automatically in your browser — no uploads, no APIs. Produces clean transparent PNGs …

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The image that fits everywhere, on the first try

Every platform wants something slightly different from your photo. Instagram wants a tidy 1080-pixel square or a tall 4:5 portrait. YouTube thumbnails live at 1280 by 720. An Etsy listing looks best on a clean white-background crop, while your print shop insists on 300 DPI or it won't touch the file. Nobody warned you that posting a single picture would turn into a scavenger hunt for pixel dimensions — and that's exactly the frustration EdiToolkit was built to end. The tools on this page take one image and reshape it for wherever it's going, so you stop guessing and start publishing.

What ties everything together is that the work happens in your browser, on your own device. When you drop a photo into the Image Resizer, Cropper or Format Converter, the file never leaves your machine — there's no upload bar creeping across the screen, no server holding a copy of your product shots or family photos. That matters for speed, because a 12-megapixel camera file is resized the instant you hit the button, and it matters for privacy, because a client's unreleased artwork or your own passport picture stays exactly where it belongs. You can even close your Wi-Fi and most tools keep working.

Pick the right tool for the job in front of you

Start with the everyday trio. The Image Resizer scales a picture to exact pixel dimensions or by percentage, with an aspect-ratio lock so faces and logos never stretch into funhouse-mirror versions of themselves. The Image Cropper gives you a draggable selection box and preset ratios — 1:1 for a profile grid, 16:9 for a video cover, 4:5 for a scroll-stopping feed post — so you can cut away dead space and put the subject where the eye lands first. The Format Converter swaps between JPG, PNG, WebP, GIF and BMP when a site rejects your upload or you need transparency you didn't have a minute ago. Between those three, most image headaches simply disappear.

Then there are the tools that save you a spreadsheet of platform rules. The Social Media Image Resizer already knows the correct Instagram, Facebook, YouTube and LinkedIn dimensions, so a single click delivers a perfectly sized export instead of a cropped-off caption or a blurry banner. Selling online? The Circle Crop Tool turns any photo into a clean transparent-background circle for avatars and product badges, and the Image Background Remover erases busy backgrounds automatically for that catalogue-ready look. Getting something printed or filing paperwork? The Image DPI Changer sets 72, 150 or 300 DPI metadata without resampling your pixels, and the Passport Photo Maker crops to official India, US, UK, Canada and Australia sizes so the counter clerk doesn't send you back.

A workflow that keeps your pages fast and your files small

Sizing is only half the story — weight is the other half, and it's where a lot of creators quietly lose visitors. A gorgeous hero image that arrives as a six-megabyte JPEG will make a phone on patchy mobile data give up before the page loads, and search engines notice slow pages too. This is where the Image Compressor earns its keep: you nudge the quality slider, watch a live before-and-after preview, and export a version that looks identical to the human eye but weighs a fraction of the original. Pairing compression with the WebP Converter usually shaves another big chunk off, because WebP squeezes the same picture into a smaller file than JPG or PNG while holding onto the detail that matters.

A sensible order of operations goes a long way. Crop first to remove pixels you'll never show, then resize down to the largest size the page actually displays — there's no point serving a 4000-pixel image into a 900-pixel slot. Convert to WebP if your platform accepts it, and finish with a pass through the Compressor to trim the last of the fat. If you're not sure what dimensions a resize should land on, the Aspect Ratio Calculator fills in the missing width or height for you so the proportions stay honest. Handled in that sequence, a bloated gallery can drop most of its total weight in a single afternoon without anyone noticing a loss in sharpness.

Built for real creators, not just techies

EdiToolkit is aimed squarely at the people doing the actual posting: the food blogger prepping a week of pins, the Shopify seller photographing twenty products before lunch, the social manager juggling five brand accounts, the parent trying to size a school-form photo without downloading yet another app. That's why the Bulk Image Resizer exists — feed it a whole folder, set one target size, and download everything back as a single ZIP instead of repeating the same clicks a hundred times. Batch work that used to eat an evening becomes a coffee-break task.

Nothing here asks you to sign up, watch an ad-timer, or accept a watermark stamped across the corner of your work. Every tool is free, runs on any device from a budget Android phone to a studio desktop, and gives you the finished file to keep. If you want to go deeper, the blog walks through practical routines — a pre-upload checklist, a real case study on cutting image weight by 70 percent, and a plain-English FAQ answering the twenty questions people ask most about resizing and cropping. Bookmark this page, drop your next image into the upload zone, and let the fiddly part take care of itself while you get back to creating.

Built to Be Useful

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Effortless

Type, click, done — it really is that simple.

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Free to Use

All tools are completely free, no strings attached.

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Transparent

We show how the numbers are worked out.

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Cross-Device

Looks and works great on any device.

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