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DobbyVPN vs Happ: catalog facts
DobbyVPN	Happ
Free Free for non-commercial use; commercial production use requires a paid license.	Free Free to download, with optional donations to the developer.
Android	Windows, macOS, Linux, Android, iOS
Supports Shadowsocks, Xray and TrustTunnel in one client Subscription or dynamic-key configuration over HTTPS	Supports VLESS Reality, VMess, Trojan, Shadowsocks and SOCKS Rule-based routing between proxies
Source-available, not open source, until 2030 Requires your own server or provider configuration	A client only; you need proxy servers from elsewhere Source code not published
Downloadable app	Downloadable app
Closed source	Closed source
License: BUSL-1.1	License not stated
No account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.