Automatically capitalises and corrects text in Gmail, Instagram, Messenger, and AI chatbots
Users
1,000
+302 in 30 days
Rating
3.0 / 5
unchanged in 30 days
Ratings
4
+2 in 30 days
Store rank
#30K
#25K among extensions
Version
1.7.9
updated 17 Jun 2026
Users
monthly, 9 months
Latest, 16 Oct 2026:1,000 usersMove the mouse over the chart for any month
Ratings count
monthly, 9 months
Latest, 16 Oct 2026:4 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 Auto Caps and Correct
UPGRADE YOUR TYPING WITH AUTO CAPS AND CORRECT π
Stop worrying about the Shift key! Auto Caps and Correct is your personal real-time editor that polishes your text as you type. Whether you are drafting a professional email or chatting with an AI, this extension ensures your grammar is sharp and your presentation is professional without the extra effort.
**v1.7.9**
- Now works on Gmail Chat - same toggle as Gmail
- More robust fix in Gmail compose window
- Removed proper nouns like 'Next', 'Brown' - UK shop names but also words
Message me if anything isn't working
SUPPORTED PLATFORMS π
π§ GMAIL: Works perfectly in compose windows, replies, and subject lines.
πΈ INSTAGRAM & FACEBOOK: Polishes your Direct Messages for a cleaner look.
π€ AI CHATBOTS: Full support for Claude.ai, ChatGPT, and Gemini.
SMART FEATURES β‘
βοΈ AUTO-SENTENCE CASE: Automatically capitalizes the first letter of every sentence.
π STANDALONE I: Never send a lowercase i again; it fixes them to I instantly.
π TEXT SHORTCUTS: Save time by typing u or r and let the extension expand them to you or are.
ποΈ AUTOMATIC CONTRACTIONS: Instantly fixes didnt to didn't, youre to you're, and 50+ other common contractions.
ποΈ PROPER NOUNS & ACRONYMS: Recognizes and capitalizes 200+ UK cities, brands, and acronyms like CEO, UK, and NHS.
ποΈ CALENDAR SAVVY: Automatically capitalizes days of the week and months of the year.
COMPLETE CUSTOMIZATION π οΈ
βοΈ PERSONAL LISTS: Add your own unique acronyms, names, places, or custom contractions through the simple settings menu.
π USAGE STATISTICS: Check out the stats tab to see your most frequently used corrections and capitalizations.
π― TOGGLE CONTROL: Enable or disable the extension independently for each specific platform.
π QUICK UNDO: If the extension changes something you wanted to keep, just press Ctrl+Shift+Z (Cmd+Shift+Z on Mac) to undo the last correction instantly.
PRIVACY FIRST π
Your privacy is the priority. Auto Caps and Correct processes all text locally on your device. It does not send your data to external servers, does not store your message content, and only requires storage permissions to save your personal settings and custom lists.
HOW TO USE β
1. Install the extension from the store.
2. Click the extension icon in your toolbar to ensure your preferred platforms are toggled ON.
3. Head to Gmail, Instagram, or an AI chat and start typing naturally.
4. Watch your text transform into polished, professional prose in real-time!