YouTube Toolkits: Thumbnail Tester, View Tags, AI Replies & More
YouTube toolkits: Thumbnail Tester, View Tags, AI Comment Replies, and real-time Channel Insights.
Time on the storeUnder a yearA rough range, not an exact date
Store users9As shown on the Chrome Web Store
Chrome Web Store rating5.0 / 51 rating on the Chrome Web Store
Last store update28 Apr 2026Version 1.0.7.1652, 5 months ago
Inside the extension
Product image 1 of 5Reviews
Loading reviews…
The maker
CatalystPack Studio has 2 listings on the store. Updates now and then.
- Listings
- 2
- Combined store users
- ≈62
- Store Featured
- 1
- Updated in the last 90 days
- 0 of 2
- AI Exporter: ChatGPT, Claude, Gemini & DeepSeek to PDF, Markdown & Notion53 users · updated 5 months ago
Combined users can count the same person more than once. See all 2 listings
Ext Watch AI
Should you build in this niche?
One research report for YouTube Toolkits: Thumbnail Tester, View Tags, AI Replies & More. 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
