| Firefox 4.0 Mockup Theme | Firefox Showcase | µBlock for Chrome | µBlock for Firefox | |
| v0.6.2 | 0.9.5.11 | 1.58.0 | 1.58.0 | |
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| Freeware | Open Source | Open Source | Open Source | Licence |
| FREE | FREE | FREE | FREE | Price |
| 0.61 MB | 0.21 MB | 3.70 MB | 3.70 MB | File size |
| Sep 13, 2010 | Mar 1, 2015 | May 22, 2024 | May 21, 2024 | Update |
| 30 | 43 | 26 | 28 | Downloads |
| Windows 2000, Windows 2003, Windows XP, Windows Vista, Windows 7 | Windows 2000, Windows 2003, Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64 | Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64, Windows 11 | Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64, Windows 11 | OS |
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