Gmail 送信確認チェッカー
Gmail送信前に確認ポップアップを表示します。
Time on the storeUnder 6 monthsA rough range, not an exact date
Store users1As shown on the Chrome Web Store
Chrome Web Store ratingNot rated yetNo store ratings yet
Last store update3 Oct 2026Version 3.6.11, 2 days ago
How Gmail 送信確認チェッカー is doing
Gmail 送信確認チェッカー has been on the store for less than six months and is in the lower half of Workflow & Planning by users. It was updated in the last month.
- Time on the store
- Under 6 months
- Place in Workflow & Planning
- Lower half
A rough range, not an exact date.
By store users, among the Workflow & Planning extensions we track.
Members see the exact launch date, growth history and every release
Inside the extension
Product image 1 of 1Reviews
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The maker
This is the only listing we know of from 株式会社フォーラムエンジニアリング.
- Listings
- 1
- Combined store users
- ≈1
- 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 Gmail 送信確認チェッカー. 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
