Stemmy - Vocabulary Wallet icon

Stemmy - Vocabulary Wallet

by vasimkk000@gmail.com · Education
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

The Cognitive Overlay for the Web - Highlight any word for instant AI-powered definitions

Users
21
+1 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#148K
#123K among extensions
Version
1.3.0
updated 1 Oct 2026

Users

monthly, 8 months
01021Feb 2026Jul 2026Oct 2026
Latest, 16 Oct 2026: 21 usersMove the mouse over the chart for any month

Ratings count

monthly, 8 months
001Feb 2026Jul 2026Oct 2026
Latest, 16 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 Stemmy - Vocabulary Wallet

Stemmy is an AI English dictionary and vocabulary builder for people who read English at work. Highlight a word in an email, report or article to see its meaning in that exact sentence. Save the words you need and remember them with spaced repetition. Made for non-native English readers and professionals: business English, reports, news and docs. What you get • Ghost Card: highlight a word or press Ctrl+E (Cmd+E on Mac) to see what it means in your sentence, not a long list of dictionary senses. Includes WordDNA (word roots) and pronunciation. • Vocabulary Wallet: click Save to Wallet to keep the word with its meaning, source sentence and page link. Tag and search words in the side panel or dashboard. • Reviews: short spaced repetition sessions (FSRS / SM-2) with Again, Hard, Good and Easy. • Immersion (optional): meet your saved words again on pages you read. One click shows the original text. • X-Ray: find the words worth learning on a difficult page. • AI Stories: short passages built from words in your review queue. • Wallet Letters (optional, beta): a daily or weekly email built around your saved words. • Sync and export: your Vocabulary Wallet syncs across your Chrome browsers when you are signed in. Export or import it as JSON. Account and free AI uses AI features need a free Stemmy account (Google Sign-In or email). Every account includes 150 free AI uses in total: a one-time allowance that does not reset. Ghost Card lookups and Cloud Voice both use it. Get started 1. Add Stemmy to Chrome. 2. Open the side panel and sign in with Google or email. 3. Highlight a word on any page and click Save to Wallet. Privacy Your Vocabulary Wallet, Reviews and settings are stored in your browser. Words you look up are sent with their sentence to our AI provider to explain them. Stemmy does not sell your data or track your general browsing history. You can export or delete your data anytime. Learn more: https://stemmy.app Privacy policy: https://stemmy.app/privacy

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days+1+5.0%00.00
6 months+15+250.0%+1+5.00

Version history

5 versions recorded
1.3.01 Oct 2026
1.2.026 Sep 2026
1.1.116 May 2026
1.1.024 Feb 2026
1.0.018 Feb 2026

Details

Category
Education
First seen
18 Feb 2026
Size
1.8 MB
Languages
en
Pricing
Free
Privacy policy
docs.google.com
Extension ID
mcajkojclojhelolpcggbgmdkccedbmh

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
sidePanelcontextMenusstoragealarmsidentityactiveTabtabs
Site access
<all_urls>
Can read and change data on every website you visit.

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