Side by side
Diffchecker vs Mergely
Both stand on diff and merge tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APIExtensioniPhone+4
Diffchecker offers a range of comparison tools, from text diffs to document, image, spreadsheet, and folder checks. Basic is free but has monthly limits; offline use and additional integrations require paid plans.
Visit Diffchecker Free plan APISelf-hostedWeb
Mergely provides browser-based two-document comparison and merge controls, with an API for web application integration. Consider its two-way scope, public link sharing and lack of built-in syntax highlighting when deciding whether it fits.
Visit MergelyThe facts
| Diffchecker | Mergely | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | No | Not published |
| Runs on | API, Extension, iPhone, Linux, Mac, Web, Windows | API, Self-hosted, Web |
| Lowest paid plan | Pro + Desktop: $15 per user a month | Free or on request |
| Plans published | 8 | 2 |
| Maker | Not published | Not published |
| Website | diffchecker.com | mergely.com |
| On diff and merge tools | #3 of 29 | #12 of 29 |
Diffchecker: what it does well
- Compares text, code, data, and several file types
- Includes side-by-side and unified text views
- Desktop app supports offline comparisons
- Free Basic plan is available
What to know first
- Basic plan limits some tools by monthly tries
- Pro + Desktop costs $15.00 per user per month
- Enterprise requires annual billing
Mergely: what it does well
- Compares documents in the browser without server calls
- Marks added, deleted and changed text
- Can ignore whitespace, case or accented characters
- Offers an API for embedding and merge controls
- Free under GPL, LGPL and MPL licenses
What to know first
- Saved diffs are public to anyone with the link
- Does not support three-way merge
- Built-in syntax highlighting is unavailable
- Angular component is out of date
Alternatives to Diffchecker Alternatives to Mergely The whole list