Best Pale Moon Alternatives in 2025

Looking for alternatives to Pale Moon? In this comparison, we take a closer look at Pale Moon alongside similar software solutions including Pale Moon, Vivaldi Browser, Mozilla Firefox, AntiBrowserSpy, Adobe Flash Player PPAPI, Mozilla Firefox ESR, UC Browser, Adobe Flash Player ActiveX, Yahoo! Toolbar, Adobe Flash Player NPAPI and CCleaner Browser.

Our detailed comparison table highlights key features, pricing, and performance of these leading solutions, empowering you to make an informed decision. Whether you're seeking robust functionality, user-friendly design, or cost-effective alternatives, explore how Pale Moon, Vivaldi Browser, Mozilla Firefox, AntiBrowserSpy, Adobe Flash Player PPAPI, Mozilla Firefox ESR, UC Browser, Adobe Flash Player ActiveX, Yahoo! Toolbar, Adobe Flash Player NPAPI and CCleaner Browser stack up to find the perfect software for your goals.

	Customization	Privacy and Security Features	Update Frequency and Support
Pale Moon	Highly customizable interface with specific browser customization options suitable for advanced users.	Strong emphasis on user privacy with certain security features; dedicated community support forums for updates and guidance.	Less frequent updates approximately every six months; slower bug fixes compared to mainstream browsers.
Vivaldi Browser	Highly customizable user interface and ton of customization options including themes, tab placement, and tab stacking.	Strong privacy features including blocked tracking, phishing detection, built-in VPN and tracker blocker.	Regular feature updates; occasional compatibility issues reported; strong development company backing (Vivaldi Technologies).
Mozilla Firefox	Customizable interface with numerous add-ons and themes available.	Strong privacy focus with strict tracking protection and numerous security features including private browsing mode.	Frequent updates introducing new features, security patches, and performance improvements.
AntiBrowserSpy	Simple-to-use interface focused on browser settings and privacy without heavy customization.	Protects user privacy by adjusting various browser settings and removing tracking data; no free version available.	Paid software with support available including phone support; yearly release cycle implied by limited time period for updates.
Adobe Flash Player PPAPI	Not a browser, but a plugin, customization not applicable.	Frequent security patches but known for frequent vulnerabilities due to Flash technology's nature.	Regular security updates until end of life on December 31, 2020; no longer supported thereafter.
Mozilla Firefox ESR	Same as Firefox but with less frequent updates, suitable for organizational use requiring stability over new features.	Enhanced privacy with long-term support and regular security updates for stability over new features.	Extended Support Release comes out every 12 months focusing on stability and less frequent feature changes with regular security updates.
UC Browser	Customizable speed dials and themes aimed at mobile user convenience.	Safe browsing habits supported but some privacy concerns exist regarding data collection and targeted advertising.	Regular updates providing new features but some issues remain including occasional crashes and compatibility problems.
Adobe Flash Player ActiveX	Plugin; customization not applicable.	Security risk due to frequent vulnerabilities inherent in Flash technology plugins.	Regular updates until end-of-life in 2020 but plugins have known security issues; limited ongoing support.
Yahoo! Toolbar	Customizable toolbar integrated into the browser interface.	Some potential privacy concerns related to browsing data collection; integrated search functionality may raise privacy issues.	Updates infrequent with reports of compatibility issues and potential accumulation of clutter over time.
Adobe Flash Player NPAPI	Plugin; customization not applicable.	Security risks due to vulnerabilities in the Flash plugin; discontinued support increases risk.	Frequent updates tracking vulnerabilities until end-of-life July 2021; no active support now available.
CCleaner Browser	Limited extensions but includes built-in ad blocker and privacy settings.	Includes anti-phishing protection, ad-blocking features, and several privacy settings to protect users from prying eyes.	Updates are driven by Chromium open-source project cadence; focuses also on system cleaning and optimization features alongside browser enhancements.

Customization

Pale Moon	Highly customizable interface with specific browser customization options suitable for advanced users.
Vivaldi Browser	Highly customizable user interface and ton of customization options including themes, tab placement, and tab stacking.
Mozilla Firefox	Customizable interface with numerous add-ons and themes available.
AntiBrowserSpy	Simple-to-use interface focused on browser settings and privacy without heavy customization.
Adobe Flash Player PPAPI	Not a browser, but a plugin, customization not applicable.
Mozilla Firefox ESR	Same as Firefox but with less frequent updates, suitable for organizational use requiring stability over new features.
UC Browser	Customizable speed dials and themes aimed at mobile user convenience.
Adobe Flash Player ActiveX	Plugin; customization not applicable.
Yahoo! Toolbar	Customizable toolbar integrated into the browser interface.
Adobe Flash Player NPAPI	Plugin; customization not applicable.
CCleaner Browser	Limited extensions but includes built-in ad blocker and privacy settings.

Privacy and Security Features

Pale Moon	Strong emphasis on user privacy with certain security features; dedicated community support forums for updates and guidance.
Vivaldi Browser	Strong privacy features including blocked tracking, phishing detection, built-in VPN and tracker blocker.
Mozilla Firefox	Strong privacy focus with strict tracking protection and numerous security features including private browsing mode.
AntiBrowserSpy	Protects user privacy by adjusting various browser settings and removing tracking data; no free version available.
Adobe Flash Player PPAPI	Frequent security patches but known for frequent vulnerabilities due to Flash technology's nature.
Mozilla Firefox ESR	Enhanced privacy with long-term support and regular security updates for stability over new features.
UC Browser	Safe browsing habits supported but some privacy concerns exist regarding data collection and targeted advertising.
Adobe Flash Player ActiveX	Security risk due to frequent vulnerabilities inherent in Flash technology plugins.
Yahoo! Toolbar	Some potential privacy concerns related to browsing data collection; integrated search functionality may raise privacy issues.
Adobe Flash Player NPAPI	Security risks due to vulnerabilities in the Flash plugin; discontinued support increases risk.
CCleaner Browser	Includes anti-phishing protection, ad-blocking features, and several privacy settings to protect users from prying eyes.

Update Frequency and Support

Pale Moon	Less frequent updates approximately every six months; slower bug fixes compared to mainstream browsers.
Vivaldi Browser	Regular feature updates; occasional compatibility issues reported; strong development company backing (Vivaldi Technologies).
Mozilla Firefox	Frequent updates introducing new features, security patches, and performance improvements.
AntiBrowserSpy	Paid software with support available including phone support; yearly release cycle implied by limited time period for updates.
Adobe Flash Player PPAPI	Regular security updates until end of life on December 31, 2020; no longer supported thereafter.
Mozilla Firefox ESR	Extended Support Release comes out every 12 months focusing on stability and less frequent feature changes with regular security updates.
UC Browser	Regular updates providing new features but some issues remain including occasional crashes and compatibility problems.
Adobe Flash Player ActiveX	Regular updates until end-of-life in 2020 but plugins have known security issues; limited ongoing support.
Yahoo! Toolbar	Updates infrequent with reports of compatibility issues and potential accumulation of clutter over time.
Adobe Flash Player NPAPI	Frequent updates tracking vulnerabilities until end-of-life July 2021; no active support now available.
CCleaner Browser	Updates are driven by Chromium open-source project cadence; focuses also on system cleaning and optimization features alongside browser enhancements.

Choosing the right software isn’t just about features. Size, license type, user ratings, and popularity also matter.

This quick comparison shows how Pale Moon stacks up against Pale Moon, Vivaldi Browser, Mozilla Firefox, AntiBrowserSpy, Adobe Flash Player PPAPI, Mozilla Firefox ESR, UC Browser, Adobe Flash Player ActiveX, Yahoo! Toolbar, Adobe Flash Player NPAPI and CCleaner Browser in these key areas—helping you find the best alternative for your needs.

	Size	License	Popularity
Pale Moon	34.4MB	Freeware	0%
Vivaldi Browser		Freeware	3%
Mozilla Firefox	43.4MB	Freeware	100%
AntiBrowserSpy	9.3MB	Commercial	4%
Adobe Flash Player PPAPI	1.2MB	Demo	6%
Mozilla Firefox ESR	37.4MB	Open Source	12%
UC Browser	1.2MB	Commercial	1%
Adobe Flash Player ActiveX	1.1MB	Freeware	14%
Yahoo! Toolbar		Freeware	1%
Adobe Flash Player NPAPI	1.2MB	Freeware	11%
CCleaner Browser	5.4MB	Commercial	2%

Size

Pale Moon	34.4MB
Vivaldi Browser
Mozilla Firefox	43.4MB
AntiBrowserSpy	9.3MB
Adobe Flash Player PPAPI	1.2MB
Mozilla Firefox ESR	37.4MB
UC Browser	1.2MB
Adobe Flash Player ActiveX	1.1MB
Yahoo! Toolbar
Adobe Flash Player NPAPI	1.2MB
CCleaner Browser	5.4MB

License

Pale Moon	Freeware
Vivaldi Browser	Freeware
Mozilla Firefox	Freeware
AntiBrowserSpy	Commercial
Adobe Flash Player PPAPI	Demo
Mozilla Firefox ESR	Open Source
UC Browser	Commercial
Adobe Flash Player ActiveX	Freeware
Yahoo! Toolbar	Freeware
Adobe Flash Player NPAPI	Freeware
CCleaner Browser	Commercial

Rating

Pale Moon
Vivaldi Browser
Mozilla Firefox
AntiBrowserSpy
Adobe Flash Player PPAPI
Mozilla Firefox ESR
UC Browser
Adobe Flash Player ActiveX
Yahoo! Toolbar
Adobe Flash Player NPAPI
CCleaner Browser

Popularity

Pale Moon	0%
Vivaldi Browser	3%
Mozilla Firefox	100%
AntiBrowserSpy	4%
Adobe Flash Player PPAPI	6%
Mozilla Firefox ESR	12%
UC Browser	1%
Adobe Flash Player ActiveX	14%
Yahoo! Toolbar	1%
Adobe Flash Player NPAPI	11%
CCleaner Browser	2%