Stable signalNo paid features detectedHigh-risk permissions
Spoof Timezone icon

Spoof Timezone

Change the time zone setting for web pages in the browser to a randomly selected or user-specified time zone.

Users50KCurrent public install base
Rating3.7Store average score
Reviews46Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

Spoof Timezone Media preview

2 assets
Trend

User growth trend

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User Growth Over Time

50K50K50K50K50K2026年7月14日2026年7月17日2026年7月20日Latest: 50K
Rating trend

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7-day rating change

Start
3.70
Latest
3.70
7-day rating change
0.00
3.603.653.703.753.802026年7月14日2026年7月17日2026年7月20日Latest: 3.70
2026年7月14日2026年7月20日
Growth overview

Daily, weekly, and monthly growth

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1-day growthFlat
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7-day growthFlat
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Technical snapshot

Version, languages, and crawl freshness

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Version0.4.9
ManifestV3
Size176KiB
Languages1English
Published
Store updated
Last crawled
English
Overview

Product summary

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The extension alters the timezone information that the browser reveals to web pages to protect your actual timezone from being identified. You can ensure the extension spoofs the correct timezone by setting your preferred one on the options page. Additionally, there is an option to generate random timezones, which can be useful in preventing fingerprinting scripts from identifying your browser based on your actual time zone.

To test the current timezone use the right-click context menu item.

The extension can also automatically detect your timezone based on your IP address starting from version 0.1.4. Use the right-click action button's menu to access this option.

Moreover, there is an option to check and update the timezone on start-up, which can be enabled from the options page.

The latest version of the extension includes improvements such as faster injection into iframes and automatic timezone detection that now respects daylight shifting. This extension now works on manifest v3.

Reviews

Recent review snapshot

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Store average score3.7Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average3.7Average computed only from synced review bodies below
Reviews with text38Synced review bodies
Total ratings / reviews46Chrome Web Store public rating/review count

Store average score: 3.7. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

5
16
4
7
3
7
2
2
1
6
Deyvison Souto de Almeida Pina2018年9月17日
5

It works very well, thank you helped me a lot, I was tired to calculate the times. best extension ever.

Language en
1 helpful · 0 not helpful
Hakula Chen2018年9月16日
4

It works for me!

Language en
Brendan Heywood2018年6月15日
1

Doesn't seem to work

Language en
1 helpful · 0 not helpful
Arya Putra2018年6月13日
1

Doesn't worked at all. Don't know what this extension does all these time.

Language en
1 helpful · 1 not helpful
waterfall2018年5月12日
1

This addon don't take into account Daylight saving time.

Language en
Bahadır Dalgıç2018年4月25日
1

Not working on chrome 66

Language en
Warren Spence2018年4月16日
5

Very useful for debugging JS bugs.

Language en
1 helpful · 0 not helpful
Psyonic0002018年3月29日
4

Шикарное расширение. Работает немного кривовато, но делает то что от него требуется, а именно подменяет время браузера без необходимости менять время в системе. Рекомендую вместе с Random UserAgent (для тех кто в теме).

Language ru
1 helpful · 0 not helpful