Scratcher's AtCoder
By yos1up
for Scratchers who want to compete in AtCoder
Time on the storeAbout 3 years or moreA rough range, not an exact date
Store users≈2KRounded by the Chrome Web Store
Chrome Web Store rating4.2 / 56 ratings on the Chrome Web Store
Last store update19 Nov 2025Version 1.5.0, 11 months ago
Inside the extension
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The maker
This is the only listing we know of from yos1up.
- Listings
- 1
- Combined store users
- ≈2K
- Store Featured
- 0
Combined users can count the same person more than once. Maker profile
Ext Watch AI
Should you build in this niche?
One research report for Scratcher's AtCoder. Reports come with Plus, Pro and Max.
- Takeaway & demandCited takeaway and search volumes
- Traffic & domainPopularity rank, visits and authority
- Money & pricingPlans and prices from the maker’s site
- ReviewsComplaints and praise, quoted
- Competitors & ranksRank against the closest listings
- Build opportunityWhat to build and how to position it
- Every number shows its source and date
- Ready in a minute or two
- Report and PDF yours for 30 days
