Apps similar to Profile Switcher for Firefox include Firefox Multi-account Containers, which is free and open source. Other options are Donut Browser, QuaranTab, Temporary Containers and CookieSwap. In total there are five Privacy Tools like Profile Switcher for Firefox for Mac, Windows, Linux and the web.
Creates isolated containers for separate browsing sessions, preventing cross-site tracking and keeping multiple accounts signed in. Offers customizable colors, icons, privacy controls, and does not send any browsing data, supporting personal, work, and private browsing.
United States
Open source anti-detect browser offering unlimited isolated profiles with unique fingerprints, zero telemetry, Chromium and Firefox engines, per-profile proxy and VPN support, built-in REST API for profile management, team features, and cross-platform compatibility.
United States
Easily open disposable containers that isolate attached data and are deleted after usage: Fully automatic, based on navigation-target, for certain websites, with configured mouse clicks on links or just by using the toolbar icon.
Germany
EU
If you have multiple logins for web based e-mail accounts (like Gmail and Yahoo! mail), then CookieSwap enables you to easily switch between those different accounts by swapping the 'cookies' that the sites use to know you.
Slovakia
