4 items
Check your email tone before you hit send. Paste any email into the popup and get instant feedback. Ever sent an email that landed completely wrong? What felt direct and professional to you read as cold, aggressive, or passive-aggressive to the recipient. ToneCheck fixes that — paste your email draft and find out exactly how it reads before you hit send. HOW IT WORKS 1. Click the ToneCheck icon in your Chrome toolbar 2. Paste your email draft 3. Get instant AI-powered feedback in about 10 seconds WHAT YOU GET ✅ Tone dial — see where your email lands from Harsh to Warm ✅ Tone label — Aggressive, Passive-Aggressive, Warm & Professional, Too Casual, and more ✅ Specific phrases flagged with suggested rewrites ✅ Full rewrite — a complete improved version ready to copy ✅ Subject line suggestions when relevant WORKS WITH ANY EMAIL ToneCheck works alongside Gmail, Outlook, or any email client — just paste your draft into the popup. PRICING 3 free checks per day — no sign up needed. Upgrade to Pro for $4/month for unlimited checks. PRIVACY Your emails are never stored or shared. Each analysis is processed and immediately discarded.
Jun 5, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.