Calmly Writer
Focus: distraction-free, markdown and focus mode. Shares writing with Convert Case. Freemium (Convert Case: Free). Adds Windows, macOS and Linux. Same 4.5 rating.
Web App
Change text to upper, lower, title or sentence case in one click.
Rating
4.5 / 5
Pricing
Free
Difficulty
Beginner
Works on
Web
Built with love by Shushant Lakhyani. Building bestproductivityresources.com
Convert Case fixes text that was typed in the wrong case, switching between upper case, lower case, sentence case, title case and more with a single click. It is free in the browser and also includes word and character counts plus small text tools.
Anyone who regularly tidies up copied or badly cased text.
People whose editor already handles case changes.
Not sold on Convert Case? These do a similar job, and each card says what it has in common.
Focus: distraction-free, markdown and focus mode. Shares writing with Convert Case. Freemium (Convert Case: Free). Adds Windows, macOS and Linux. Same 4.5 rating.
Focus: markdown, editor and open source. Shares writing with Convert Case. Rated 4.4 (Convert Case: 4.5).
Focus: word count, characters and keyword density. Shares writing with Convert Case. Rated 4.4 (Convert Case: 4.5).
Focus: typography, layout and design basics. Shares writing with Convert Case. A book, not a web app. Rated 4.8 (Convert Case: 4.5).
Focus: ai, editing and skill. Shares writing with Convert Case. An AI tool, not a web app. Rated 4.8 (Convert Case: 4.5).
Focus: ai and assistant. Shares writing with Convert Case. An AI tool, not a web app. Freemium (Convert Case: Free). Adds iOS, Android and macOS. Rated 4.7 (Convert Case: 4.5).
Want to spend nothing? These free picks cover similar ground.
Focus: dictionary, thesaurus and words. Shares writing with Convert Case. A website, not a web app. Rated 4.6 (Convert Case: 4.5).
Focus: markdown, editor and open source. Shares writing with Convert Case. A desktop app, not a web app. Adds Windows, macOS and Linux. Same 4.5 rating.
Focus: russian, ai agents and editing. Shares writing with Convert Case. An AI tool, not a web app. Rated 4.4 (Convert Case: 4.5).
Focus: storytelling, ai agents and claude code. Shares writing with Convert Case. An AI tool, not a web app. Rated 4.2 (Convert Case: 4.5).
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