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YT Thumbnail Studio

By Jeon.ChanHwan

Download YouTube thumbnails in Max HD. Supports Shorts, playlists, channels with bulk download and format conversion.

View Chrome Web Store

Time on the storeUnder a yearA rough range, not an exact date

Store users84As shown on the Chrome Web Store

Chrome Web Store rating5.0 / 51 rating on the Chrome Web Store

Last store update23 Jun 2026Version 1.0.0, 4 months ago

Inside the extension

YT Thumbnail Studio developer product preview 1

Product image 1 of 3

Reviews

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Permissions & access

Access levelMedium

Can see the address and title of every open tab, plus 1 more sensitive permission.

What it’s allowed to do, not what it actually does. Not a safety rating.

Permissions 7

Sensitive2

See the address and title of every open tabtabs
Manage your downloadsdownloads

Standard5

Work on the tab you click it onactiveTab
Save its own settingsstorage
Add items to the right-click menucontextMenus
Copy text to your clipboardclipboardWrite

Members also see when a new version asks for new access.

Website access 4

youtube.com and its subdomains
i.ytimg.com
img.youtube.com
api.lemonsqueezy.com

Extension ID: maocpkcijflhigjjkpdodgcmbolcnocj
Package size: 81.46KiB
Manifest: Version 3

The maker

Jeon.ChanHwan has 6 listings on the store. Updates now and then.

Listings: 6
Combined store users: ≈120
Store Featured: 0
Updated in the last 90 days: 1 of 6

로또 인사이트10 users · updated 3 months ago
WebUtils9 users · updated 3 months ago
Shorts Auto-Advance8 users · updated 4 months ago
YouTube Insights5 users · updated 4 months ago

Combined users can count the same person more than once. See all 6 listings

Ext Watch AI

Should you build in this niche?

One research report for YT Thumbnail Studio. 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