btn-locker — Button Locker

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

• Act on the current tab, but only after you click it activeTab
• Store data in your browser storage

The full permission history for this extension →

The publisher

Ry publishes 7 listings we track, 120 users between them.

1. BoxNote DL Ry · Productivity · Tools · published 2026-05-23 62 users
2. Slack Markdown Renderer Ry · Productivity · Tools · published 2025-12-26 20 users
3. Castor - Gemini UI Enhancer Ry · Productivity · Tools · published 2026-02-09 18 users

Like this one

Listings the catalog judges closest in what they say they do.

1. OopsGuard Describes nearly the same job, smaller audience 5 users (last published figure)
2. AreYouSure? Describes nearly the same job, smaller audience 6 users ★ 5.0
3. Misclick Shield — 誤操作防止シールド（そよぎ） Describes a similar job, smaller audience 4 users
4. Submit Button Disabler Describes a similar job, smaller audience 3 users (last published figure)
5. Mistake Blocker Describes a similar job, smaller audience 25 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.