Convai
Hosted conversational NPCs for Unity, Unreal and the web.
Overview
Convai: Hosted conversational NPCs for Unity, Unreal and the web. It scores 89/100 in our audio, voice & NPCs ranking. Best for: Indie devs adding talking NPCs to Unity or Unreal.
Convai hosts conversational AI characters with voice, knowledge and actions, with integrations for Unity, Unreal and web. Its Indie plan is $29/month.
Pros
- Free plan available
- Commercial use allowed
- Works with Unity, Unreal, Web
- Unity SDK
- Unreal SDK
- Built-in voice
Convai pricing
100 interactions/mo, 60 min cloud avatar studio/Sim
3,000 interactions/mo; $22/mo billed yearly
10,000 interactions/mo, 3 concurrent sessions; $69/mo yearly
50,000 interactions/mo, 15 concurrent sessions; $299/mo yearly
125,000 interactions/mo, 30 concurrent sessions; $499/mo yearly
SLAs, on-prem option, data ownership controls
Monthly prices in USD as listed by Convai. Last checked 2026-10-21. Rights: Users own their Customer Content and AI Generated Content on all tiers; Creator-tier plans grant Convai a royalty-free licence to use that content to improve its services.
Features
- Unity SDK Yes
- Unreal SDK Yes
- Built-in voice Yes
- Long-term memory Yes
- NPCs trigger game actions Yes
- Runs on device Not confirmed
Checked against Convai's own site, docs and pricing page. How we check
Score breakdown: 89/100
- Accessibility 21%86
- Output & integration 17%72
- Commercial rights 21%100
- Value 9%75
- Maturity 9%100
- Game focus 9%100
- Features 15%90
Based on price, free plan, commercial rights, exports and features. How we score
Convai alternatives
All alternativesNVIDIA's digital human and NPC middleware: Audio2Face, speech, on-device models.
Free planCommercial use OKFree- From $5/mostarting price
Compare Convai
Compare with Inworld and NVIDIA ACESources
- https://app.cinevva.com/guides/ai-npcs-dialogue
- https://docs.convai.com/api-docs/plugins-and-integrations/unity-plugin
- https://docs.convai.com/api-docs/plugins-and-integrations/convai-unreal-engine-plugin/overview/what-is-the-convai-unreal-engine-plugin
- https://docs.convai.com/api-docs/plugins-and-integrations/convai-unreal-engine-plugin/features/long-term-memory
- https://docs.convai.com/api-docs/plugins-and-integrations/unreal-engine/guides/long-term-memory
- https://convai.com/tos
- https://convai.com/pricing