Helium Browser vs Sizzy
| Helium Browser | Sizzy | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | $12/mo |
| Open source | Yes | No |
| Platforms | Linux, macOS, self-hosted, Windows | macOS, Windows, Linux |
| Free plan | Yes | No |
| Supported platforms | both | desktop |
| Browser engine | chromium | chromium |
| Built-in ad blocking | Yes | — |
| Extension support | chrome_store | — |
| Cross-device sync | No | — |
| Open source | Yes | — |
| Paid from | — | $12/mo |
Both are listed in Best Web Browsers. On Freedom251, Helium Browser scores higher on our published basis.