Fake Date

Manifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

Mock JavaScript Date object for testing. Set any date/time, adjust time speed, and manage per-site settings for web development.

Users

602

+52 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#40K

#33K among extensions

Version

1.2.0

updated 22 Mar 2026

Users

monthly, 2 years

Latest, 15 Oct 2026: 602 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years

Latest, 15 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Fake Date

⏱️ Mocks JavaScript's Date object. Fake Date is a Chrome extension for developers that makes it easy to test time-dependent features in web applications. 🌟 Key Features: ✅ Change JavaScript's Date object to any date and time ✅ Fine-grained control down to year, month, day, hour, minute, and second ✅ Save and manage individual settings per site ✅ 2 time-lapse modes (Reset / Continue) ✅ Adjustable time speed (pause, slow-motion, fast-forward) ✅ Auto-reload on settings change 🎯 Perfect For: 🔍 Verifying UI and behavior at specific dates and times 🐛 Reproducing date-related bugs 🌍 Testing time zones and limited-time features 📅 Validating scheduling functionality Streamline your development and testing workflow with Fake Date.