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Rev vs AssemblyAI
Side-by-side comparison of features, pricing, and ratings
Pricing
Paid
Freemium
Plans
$0.25/min
$1.50/min
Custom
$0
$0.37/hr
Custom
Rating
—
—
Popularity
6.3k views
5.6k views
Skill Level
Beginner-friendly
Advanced
API Available
Platforms
WebAPI
API
Categories
🎙️ Voice & Speech
🎙️ Voice & Speech
Features
AI transcription with 96%+ accuracy
Human transcription with 99% accuracy
Multi-file analysis for evidence spotting
SmartDepo AI deposition summaries
Secure mobile dictation and intake
Timestamped clipping for exhibits
Powered by NVIDIA Confidential Computing
Zero third-party data training
Bulk upload and export transcripts
Pre-built and custom legal prompts
Side-by-side evidence review
24/7 human transcriptionists
Speech-to-Text API in 99 languages
Universal-3 Pro model for high accuracy
Streaming Speech-to-Text with real-time output
Real-time turn detection and interruption handling
Voice Agent API for production voice agents
Speech Understanding API for sentiment, chapters, summaries
Guardrails for PII redaction and content moderation
LLM Gateway with multi-model routing and fallback
Natural language prompting for custom transcriptions
Unlimited concurrent streams at scale
Self-hosted deployment option
Industry-leading accuracy benchmarked