Addition and Subtraction icon

Addition and Subtraction

by biplobsd11 · biplobsd.me · Just for Fun
FeaturedEstablished publisherManifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Practice simple addition and subtraction expression

Users
25
−4 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#139K
#116K among extensions
Version
1.2
updated 27 Jul 2023

Users

monthly, 3 years
21426Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 25 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
001Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 0 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 Addition and Subtraction

Addition and subtraction is a browser extension that helps you practice simple addition and subtraction expression. It is like a quiz extension. FEATURES ---------------------------------- - Quick random expressions - Easy, Medium, Hard, and Custom modes - Addition, Subtraction, or random operations - Save user settings to the cloud for access from other devices. - Leaderboard - Dark/Light theme - Open-source if you need more feature on this app, highly requested to create an issue on our GitHub repository https://github.com/biplobsd/as/issues tab. Read more: https://github.com/biplobsd/as/blob/main/README.md https://biplobsd.me/apps/view/as.md

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days−4−13.8%00.00
6 months+1+4.2%00.00
1 year+5+25.0%00.00

Version history

3 versions recorded
1.227 Jul 2023
1.125 Jul 2023
1.024 Jul 2023

Details

Category
Just for Fun
First seen
24 Jul 2023
Size
416 KB
Languages
en-US
Pricing
Free
Privacy policy
biplobsd.me
Support
github.com
Extension ID
gcfbgldheflkffckpodpmkjlkbapmfnc

Permissions and risk

Minimal riskimpact 0, likelihood 0
Permissions
identitystorage

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