Kaspersky Protection 2021 by Kaspersky

4.6 Stars out of 5

Kaspersky Protection 2021 version history - 25 versions

Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 2.13.33.2
Released 17 Sep 2025 - 315.61 kB
Works with firefox 58.0 and later
Source code released under All Rights Reserved
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Older versions
Version 2.12.120.1
Released 10 Apr 2025 - 314.3 kB
Works with firefox 58.0 and later
Source code released under All Rights Reserved
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Version 2.11.123.1
Released 12 Nov 2024 - 338.95 kB
Works with firefox 58.0 and later
Source code released under All Rights Reserved
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Version 2.10.9.1
Released 16 May 2024 - 329.42 kB
Works with firefox 48.0 and later
Source code released under All Rights Reserved
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Version 2.9.34.35
Released 10 Apr 2024 - 328.53 kB
Works with firefox 48.0 and later
Source code released under All Rights Reserved
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Version 2.8.30.0
Released 25 Jan 2024 - 304.49 kB
Works with firefox 48.0 and later
Source code released under All Rights Reserved
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Version 2.6.68.0
Released 25 Aug 2023 - 248 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 2.5.32.0
Released 9 Jun 2023 - 243.78 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 2.4.33.0
Released 18 Apr 2023 - 243.33 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 2.3.16.0
Released 23 Dec 2022 - 242.24 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 2.2.56.0
Released 23 Nov 2022 - 241.67 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 2.1.42.0
Released 1 Aug 2022 - 245.2 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 2.0.162.0
Released 13 May 2022 - 244.06 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.8.42.0
Released 22 Dec 2021 - 213.08 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.7.88.0
Released 14 Sep 2021 - 206.84 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.6.9.0
Released 17 May 2021 - 178.05 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.5.13.0
Released 15 Apr 2021 - 176.68 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.4.27.0
Released 19 Feb 2021 - 173.44 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.3.8.0
Released 15 Dec 2020 - 172.61 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.2.34.0
Released 7 Dec 2020 - 172.51 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.2.32.0
Released 20 Nov 2020 - 172.5 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.1.35.0
Released 13 Oct 2020 - 172.35 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.0.7.0
Released 4 Jul 2020 - 170.65 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 1.0.6.0
Released 3 Jul 2020 - 158.56 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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Version 0.0.262.3
Released 2 Jul 2020 - 158.57 kB
Works with firefox 48.0 and later, android 48.0 to 68.*
Source code released under All Rights Reserved
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