Text Diff Checker is a lightweight utility for comparing two plain-text versions and quickly understanding what changed—without turning your phone into a code editor or version control tool.

Paste two texts, run comparison, and instantly see differences in a clear, readable format.

What you can do

Compare in one tap
Paste or type original and modified text, then run a clear line-by-line comparison.

See every change
Lines are labeled as same, added, removed, or changed for quick scanning.

Summary at a glance
View counts for added, removed, changed, and total differences.

Copy and share
Copy a comparison summary or share readable results via email, chat, or notes.

Smart comparison options
• Ignore case
• Ignore extra spaces
Settings apply during comparison.

History
Recent comparisons are saved locally so you can reopen them later.

Clipboard-friendly
Paste text directly into left and right fields from the clipboard.

Who it's for

Writers
Editors
Students
Support teams
Developers
Anyone who needs quick text comparison on the go

Privacy & simplicity

No account required
No unnecessary permissions
All comparisons run locally on your device

Lightweight and focused: open, compare, review, done.

Note

Text Diff Checker compares text line by line using the options above.
It is not a merge tool, rich document diff, or version control client.

Text Diff Checker is designed for fast, simple comparisons whenever you need them.