Compare: Add Countdown Timer to Page vs Tab Countdown Closer

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Stats Firefox Add Countdown Timer to Page Firefox Tab Countdown Closer
User count - 2
Average rating 0.00 0.00
Rating count 0 0
Last updated 2025-09-28 2025-09-26
Size 9.57KB 10.67KB
Version 1.0 1.0
Short description
Addon thêm đồng hồ đếm ngược vào trang web.Đặt đồng hồ đếm ngược cho tab; khi hết giờ sẽ tự đóng tab.
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