Universal Sing-Box VPN App Suite

Budget: $250 - $750 / ⭐ (0)

Android, Flutter, iOS, iPhone, Mobile App Development, VPN

I already run a sing-box based VPN infrastructure with its own authentication, usage-tracking and subscription system. What I need now is a polished, fully cross-platform client built from one shared codebase—Flutter... (Budget: $250 - $750 USD, Jobs: Android, Flutter, iOS, iPhone, Mobile App Development, VPN)

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AI proposal draft

Generate a short cover letter to copy into the offer. Says you are interested and ready to work.