Developer Tool

Find every difference. Instantly.

Compare two versions of text, code, or config. See exactly what changed — line by line, character by character. Uses the same diff algorithm as Git.

Free. No signup. Your text never leaves your browser.
- removed + added
Demo

Paste two texts. See every change.

Original on the left. Changed version on the right.

Differences

The process

How it works. No server. No upload.

01

Paste both versions

Original text on the left. Changed version on the right.

02

Compare

See every addition in green and deletion in red. Unchanged text stays neutral.

03

Review

Scroll through the unified diff. Copy, download as .patch, or share.

Pricing

Pay for volume. Not commitment.

Start free. Upgrade when you need more. Cancel anytime. No credit card required to try.

Free

Starter

$0/month
For occasional use
  • 10 comparisons/day
  • Line-level diff
  • Side-by-side view
  • Copy result
Get started
Most popular

Pro

$5/month
For professionals who use this daily
  • Unlimited comparisons
  • File upload (PDF, DOCX diff)
  • Image diff
  • Diff history
  • .patch export
Upgrade to Pro