Alternatives to Onion Browser
Open-source Tor browser for iOS, endorsed by the Tor Project. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
Onion Browser
Open-source Tor browser for iOS, endorsed by the Tor Project.
Replacements
Listings that take over the same core job as Onion Browser.
Tor Browser
A hardened Firefox that sends every page through the Tor network, so the site sees an exit node instead of your address.
Tor Browser is the Tor Project's own hardened Firefox with full fingerprinting defences, but it runs on Windows, macOS, Linux and Android rather than iOS.
Firefox Focus
A private mobile browser from Mozilla that blocks trackers and erases history with one tap.
Firefox Focus is a private iOS browser that blocks trackers and erases history with one tap, but it does not route traffic through Tor or hide your address.
Brave
A Chromium browser that blocks ads and trackers out of the box, with no extension to install first.
Brave offers built-in Tor windows for occasional throwaway identities alongside default ad and tracker blocking, with builds including iOS, but is a Chromium browser not focused on Tor.
Also worth comparing
These listings name Onion Browser as their own alternative, so the relationship runs both ways.
Aloha Browser
A privacy-focused web browser for mobile and desktop with a built-in free VPN and ad blocker.
Onion Browser is an open source iOS browser that routes traffic through Tor instead of a VPN, giving stronger anonymity but noticeably slower browsing and no Android version.
Similar software
Related functionality, not a direct replacement.
Mullvad Browser
Tor Browser's fingerprinting defences without the Tor network, built to sit in front of a VPN instead.
Safari
Apple's browser, with the deepest integration into macOS and Apple devices.
DuckDuckGo Browser
Privacy browser with tracker blocking, cookie pop-up handling and one-click data clearing.