What is an anti-detect browser and why has it become essential for affiliate marketing, e-commerce, and multi-account operations in 2025? Traditional VPNs/proxies change only the IP, while websites still identify you via browser fingerprinting (User-Agent, OS, language/time zone, Canvas/WebGL/Audio, fonts, plugins, screen size, storage, behavior signals). An anti-detect browser isolates each account in a separate profile with a unique, realistic fingerprint and its own cookies/storage, so multiple accounts can run safely on one device without cross-association. Typical use cases: anonymity and privacy, at-scale multi-accounting, ad account risk reduction, geo-restricted research, review/UGC operations within platform policies, and team collaboration with audit trails. This video’s TOP 5 tools—Dolphin Anty, Indigo, MasLogin (replacing AdsPower by request), GoLogin, and Undetectable—cover different needs: from ad-buying presets and automation (RPA/API) to cloud profiles and mobile/Android fingerprints. Success principles: “1 account = 1 profile = 1 proxy,” pre-warm cookies and behavior, keep locale/ASN consistent with proxy, avoid IP switching mid-session, enable 2FA/Passkeys, and operate lawfully under platform ToS and data-privacy regulations (GDPR/CCPA).