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Hume AI Octave 2 vs Speechify Studio - AI Voice Generator
Side-by-side comparison of features, pricing, and ratings
AI Voice Generator with 1,000+ lifelike voices in 60+ languages
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Freemium
Plans
$0/mo
$3/mo
$7/mo ($14 standard)
$70/mo
$200/mo
$500/mo
Custom
$0/mo
$29/mo
Free
$10/1M characters
Custom
Popularity
4.2k views
4.4k views
Skill Level
Beginner-friendly
Beginner-friendly
API Available
Platforms
APIWeb
Web
Categories
🎙️ Voice & Speech
🎙️ Voice & Speech
Features
Open-source TADA LLM TTS streaming system
Closed-source Octave: voice design, cloning, conversion, modulation
Closed-source EVI: speech-to-speech with interruptibility & back channeling
48+ emotion annotation for speech datasets
600+ voice descriptors for fine-grained control
Support for 50+ languages
Human Feedback API for preference studies
RESTful endpoints for managing evaluations
Curated speech datasets for gaming, healthcare, finance, more
Multilingual audio: native speaker recordings across 50+ languages
Voice realism metrics: prosody, intonation, pacing, expressive range
Domain-specific and task-specific datasets
Dataset composition across multiple genres (entertainment, sports, etc.)
Fast turnaround for human feedback studies
1,000+ lifelike AI voices in 60+ languages
AI voice cloning from 20-second recording
AI dubbing in 60+ languages with accents
Adjustable pitch, speed, pauses, pronunciation
13 emotional tones for voice overlays
Pronunciation library with custom notes
AI avatars from pre-made or custom characters
Stock media library (images, video, audio)
Team collaboration with Single Sign-On
24/7 support via phone, email, chat
API access for developers
Voice over for YouTube, social, ads, IVR
Audiobook and podcast creation
Voice dictation for writing (voice typing)
Realistic voiceovers at low cost
Integrations
Slack
Google Docs
Chrome Extension
Edge Extension
iOS App
Android App
Mac App
Windows App
Web App