Text Case Changer

by John Navas · Tools

Manifest V3 Free

View in Chrome Web Store Data as of 20 Oct 2026

Change Case of selected editable text.

Users

+7 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#133K

#111K among extensions

Version

1.2.0

updated 20 Aug 2026

Users

monthly, 17 months

Latest, 20 Oct 2026: 29 usersMove the mouse over the chart for any month

Ratings count

monthly, 17 months

Latest, 20 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Text Case Changer

To change the case of editable text, select the text, then use context menu or shortcut to select desired case change: • lower case • UPPER CASE • Invert cASE • Sentence case • Start Case • Title Case (AP style*) • camelCase • snake_case NOTES: 1. Undo (Ctrl+Z) can often be used to revert changes. 2. Shortcuts can be set for case functions in the browser. 3. All CAPS and embedded CAP words are preserved in Sentence, Start & Title Case, unless entire input has no lowercase. 4. All words in AP style titles are capitalized except for certain short words, such as articles and short prepositions. WHAT'S NEW: 1.2.0: Sentence, Start and Title Case now process input in ALL CAPS. 1.1.0: Change in permission to avoid silent disabling. 1.0.0 Formal release + fix Title Case edge case PRIVACY: This extension does <b>not</b> collect user information.