If you're looking for another Vivox option, Agora is a good candidate. It offers real-time voice and video chat, interactive live streaming, and a range of customizable SDKs for adding voice and video chat to your app. Agora has features like AI Noise Suppression, 3D Spatial Audio and real-time transcription, and is geared for gaming and other interactive social apps.
Another option is Azure PlayFab, a full LiveOps back-end platform for building and operating live games. It includes tools for multiplayer services, party networking and chat, and integration with major platforms and game engines. PlayFab's security and compliance features, along with its pay-as-you-go pricing, make it a good option for gaming communities.
If you're interested in AI-based options, LMNT offers ultrafast and realistic voice synthesis. It can be used to create high-quality voice clones and can handle low-latency audio streaming, so it's good for real-time conversations in games and other interactive situations. LMNT offers a range of SDKs and pricing tiers for different project sizes.