Helium Browser vs Slimjet
Side-by-side comparison of features, pricing, ratings, and alternatives.
Helium is an open-source, Chromium-based desktop browser built by imput that strips out Google services and telemetry while keeping full compatibility with Chrome extensions. Ad, tracker, and cookie-banner blocking are on by default using community filter lists, so users get uBlock-style protection without any setup.
Slimjet is a Chromium‑based web browser that combines speed with built‑in ad blocking and privacy tools. It offers a clean interface, automatic form filling, and a built‑in video downloader for a smoother browsing experience. The browser is free, cross‑platform and includes features such as a built‑in password manager, customizable shortcuts, and a turbo mode that speeds up page loading on slow connections. Slimjet aims to give power users the performance of Chrome with extra convenience out of the box.
- Ad and tracker blocking enabled out of the box
- No Google services or telemetry baked in
- Full compatibility with Chrome extensions
- Completely free, crowdfunded development
- Free with no hidden fees
- Built‑in ad blocker saves resources
- Turbo mode speeds up slow connections
- Integrated video downloader eliminates extra extensions
- Still in beta with occasional rough edges
- No built-in password manager or sync yet
- No mobile version available
- Limited extension ecosystem compared to Chrome
- Occasional compatibility quirks with some web apps
- No official mobile version
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A fast Chromium‑based browser that blocks trackers and protects your privacy by default.
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The Verdict
AI-generated from listing dataBoth browsers are free, but Slimjet offers built‑in video downloading and a password manager at the cost of a smaller extension ecosystem, while Helium provides full Chrome Web Store compatibility and stronger privacy defaults but lacks those extra tools.
Key differences
- •Slimjet includes a built‑in video downloader and password manager; Helium does not.
- •Helium supports the full Chrome Web Store extensions catalog; Slimjet has a limited extension ecosystem.
- •Helium is open source and removes all Google services; Slimjet is closed source and retains Chromium telemetry.
- •Slimjet offers a Turbo compression mode for slow networks; Helium offers automatic tab hibernation for memory savings.
Pricing & value
Both are free with no hidden fees.
Ease of use / learning curve
Slimjet’s built‑in features (ad blocker, video downloader, password manager) work out‑of‑the‑box without extra setup.
Features & depth
Slimjet provides integrated video downloader, password manager, form filler, and Turbo mode; Helium lacks these.
Integrations & ecosystem
Helium supports the full Chrome Web Store extension catalog; Slimjet’s extension ecosystem is limited.
Support
Slimjet offers email and forum support; Helium relies on GitHub issues and community support only.
Security & privacy
Helium is open source, removes Google telemetry, and enforces HTTPS; Slimjet is closed source.
Scalability / resource use
Helium hibernates inactive tabs to reduce memory/CPU; Slimjet’s Turbo mode focuses on network speed, not RAM.
Choose Helium Browser if…
Privacy‑focused users who need full Chrome extension compatibility and open‑source, telemetry‑free Chromium.
Choose Slimjet if…
General users who want built‑in video download, password management, and simple ad blocking without extra extensions.
Common questions
Is there any cost to use either browser?
Both Slimjet and Helium are free with no hidden fees.
Can I use Chrome extensions with both browsers?
Helium supports the full Chrome Web Store catalog; Slimjet has a limited extension ecosystem.
Which browser offers stronger privacy guarantees?
Helium is open source and strips all Google services and telemetry, providing stronger privacy defaults than Slimjet.