What is the main difference between Helium and Zen Browser?

Helium and Zen Browser are both security & privacy tools but differ in their approach, features, and target audience. Compare their GitHub stats, technology stack, and community adoption to make the best choice.

Which is better: Helium or Zen Browser?

The choice between Helium and Zen Browser depends on your specific needs, technical requirements, and team preferences. Both are quality open source solutions with active communities.

Can I migrate from Helium to Zen Browser?

Migration between Helium and Zen Browser is possible but requires careful planning. Consider data export/import capabilities, feature parity, and potential workflow changes.

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Helium vs Zen Browser

Learn how Helium and Zen Browser differ in their key features, development activity, technology stack and community adoption, so you can decide which of these security & privacy tools is best for you.

Helium

Chromium-based desktop browser with default ad and tracker blocking, no analytics, native !bangs, split view, and full MV2 extension support.

Visit Helium

Zen Browser

A Firefox-based browser offering enhanced privacy, split views, and extensive customization options for a personalized browsing experience.

Visit Zen Browser

Detailed Comparison

Both Helium and Zen Browser have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.

Zen Browser wins

Community & Popularity

Zen Browser leads in popularity with 43,919 stars vs 19,370 stars for Helium. The 127% higher star count indicates stronger community adoption. In terms of developer contributions, Zen Browser has 1,701 forks, indicating strong developer engagement.

Helium wins

Growth Momentum

Helium is growing faster, adding 860 stars in the last 30 days (+4.6%) against adding 504 stars for Zen Browser (+1.2%). Helium is the smaller project of the two, so it is closing the gap rather than extending a lead.

Comparable

Development Activity

Both projects show recent activity, with Helium last updated 6 hours ago and Zen Browser 5 hours ago.

Comparable

Technology Stack

Both tools share common technology foundations, being built with JavaScript, Bash, Python. However, they differ in their additional technology choices: Zen Browser leverages CSS, Typescript, C, Rust, Objective-C, C++.

Comparable

Project Maturity

Both projects started around the same time, with Helium beginning 1 year ago and Zen Browser 2 years ago.

Comparable

Licensing

The projects use different licenses: Helium is licensed under GPL-3.0 while Zen Browser uses MPL-2.0. Consider the licensing requirements when choosing for your project.

Comparable

Use Cases & Features

Both tools serve similar use cases in Security & Privacy, Web Browsers.

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Helium vs Zen Browser: A Detailed Comparison of Security & Privacy Tools in 2026

Helium vs Zen Browser

Learn how Helium and Zen Browser differ in their key features, development activity, technology stack and community adoption, so you can decide which of these security & privacy tools is best for you.

Helium

Chromium-based desktop browser with default ad and tracker blocking, no analytics, native !bangs, split view, and full MV2 extension support.

Visit Helium

Zen Browser

A Firefox-based browser offering enhanced privacy, split views, and extensive customization options for a personalized browsing experience.

Visit Zen Browser

Detailed Comparison

Both Helium and Zen Browser have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.

Zen Browser wins

Community & Popularity

Helium wins

Growth Momentum

Comparable

Development Activity

Both projects show recent activity, with Helium last updated 6 hours ago and Zen Browser 5 hours ago.

Comparable

Technology Stack

Comparable

Project Maturity

Both projects started around the same time, with Helium beginning 1 year ago and Zen Browser 2 years ago.

Comparable

Licensing

The projects use different licenses: Helium is licensed under GPL-3.0 while Zen Browser uses MPL-2.0. Consider the licensing requirements when choosing for your project.

Comparable

Use Cases & Features

Both tools serve similar use cases in Security & Privacy, Web Browsers.

Other tool comparisons to consider