By: Bouns
Automatically changes your theme at startup then every hours to any theme you have downloaded. Default theme, dark theme, and light theme will not be selected.
Features & Capabilities
User Growth & Download Statistics
Manifest V2 Add-on
- By:
- Bouns
- Daily users:
- 8 1
- Rating:
- 2.00 (1)
- Version:
- 0.9 Last updated: 2025-07-27
- Version code:
- 5996971
- Creation date:
- 2025-07-24
- Risk:
- Low risk impact Moderate risk likelihood
- Permissions:
- Size:
- 19.18KB
- Email:
- fa*****@outlook.fr
- Full description:
- See detailed description
- Source:
- Firefox Add-ons Store
- Data ingested on:
- 2026-06-14
- Compare stats and ranking:
- ThemeShuffler vs Auto theme changer
- ThemeShuffler vs Theme Randomizer
- ThemeShuffler vs Startup Theme Changer
For Developers
Contact the developer
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User Reviews
Changes theme immediately upon install, but despite having a setting that suggests it'll change every x minutes, this does not seem to be the case.
Will it change every 60 minutes? I guess one has to wait 60 minutes to find out.
It's vibe-coded, as seen by the description going
'Bring variety and freshness to your browsing experience with [Extension Name]!'
as for its 'future features'
"Customize your rotation with theme favorites, schedule time-based changes, or adjust the rotation interval."
it hasn't been updated in 7 months.
by Fi*****, 2026-02-23
Is ThemeShuffler Safe?
Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.
ThemeShuffler requires very minimum permissions.
Risk impact analysis details
- Medium Manages other extensions, which allows oversight but might intervene with user configurations and choices.
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.
ThemeShuffler is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
- Medium **** ********* *** *** **** *******
- Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
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