Head to head / AI Voice
Hume AI vs Unreal Speech
- →Unreal Speech is cheaper per million characters ($16 vs $100).
- →Hume AI is cheaper to start ($3/mo vs $49/mo).
| Compared | Hume AI | Unreal Speech |
|---|---|---|
| Cost / 1M chars | $100 | $16 |
| Starting price | $3/mo | $49/mo |
| Free tier | — | — |
| Visit Hume AI | Visit Unreal Speech |
Feature by feature
| Feature | Hume AI | Unreal Speech |
|---|---|---|
| Languages | 11+ (Octave) | 8 |
| Voice cloning | Yes (unlimited) | No |
| API | Yes | Yes |
| Commercial use | Yes | Yes (free needs attribution) |
| Styles/emotions | Yes (core strength) | Limited (pitch/speed) |
| Output | MP3/WAV/PCM stream | MP3/PCM/WAV + timestamps |
Hume AI
Developers building emotionally expressive or empathic conversational voice agents.
- +Best-in-class emotional/expressive prosody
- +Empathic real-time voice interface (EVI)
- +Unlimited voice cloning on paid tiers
- +Commercial license on all plans
Unreal Speech
Developers who need cheap, scalable TTS for high-volume apps, narration, or captions.
- +Among the cheapest per-character TTS
- +Low-latency real-time streaming
- +Per-word timestamps for subtitles
- +Generous 250k-character free tier
Compared on the metrics we track for this category. Prices are the cheapest paid tier. Some links are affiliate links.