Rev AI vs Otter.ai

Tagline

The Most Accurate Speech-To-Text API built for developer-first integration

AI Notetaker, Transcription, Insights, and Conversational Knowledge Engine

Category

Pricing

Rating

Platforms

API

Open source

Description

Rev AI is a developer-first API delivering speech-to-text accuracy and fast performance at a global scale. It offers machine-generated transcripts from pre-recorded files or real-time audio streams, supporting 57+ languages alongside advanced NLP capabilities like sentiment analysis, topic extraction, and summarization.

Otter.ai uses artificial intelligence to empower users with real-time transcription meeting notes that are shareable, searchable, accessible, and secure. It offers AI meeting summaries, automated follow-ups, and tool integrations.

Key features

• Speech-to-Text
• Real-Time Streaming
• Asynchronous Processing
• Sentiment Analysis
• Topic Extraction
• Summarization
• Language Identification
• Language Translation
• Forced Alignment
• Human Transcription
• Custom Vocabulary Support

• Real-time transcription
• Automated AI meeting summaries
• Live AI chat
• Action items generation
• CRM sync
• Slide capture
• Audio & video file import
• Follow-up email generation
• Desktop application
• Chrome extension
• Integrations with Zoom, Google Meet, and Teams

Pros

• Offers a free trial providing 5 hours of free credits with no credit card required.
• Trained on over 7 million hours of human-verified speech data for high transcription precision.
• Supports translation services to easily expand reach across global markets.
• Enables both asynchronous file processing and low-latency real-time streaming capabilities.
• Features enterprise-grade security compliance including SOC 2 Type II, HIPAA, GDPR, PCI, and CJIS.
• Provides official developer SDKs for Python, Node.js, and a simple REST API with webhook callbacks.
• Includes built-in language identification to automatically detect spoken languages in files.
• Delivers word-level timestamps (Forced Alignment) for advanced media searchability.

• Integrates seamlessly with popular platforms like Zoom, Google Meet, Microsoft Teams, and Slack.
• Provides up to 6,000 monthly transcription minutes and support for 4 hours per conversation on specific plan levels.
• Allows users to import and transcribe unlimited audio or video files.
• Captures meeting notes and slides automatically via proprietary real-time transcription.
• Enables recording on desktop with headphones on and without requiring a bot to join the meeting.
• Supports automatic exports of transcripts, summaries, and metadata to Airtable and Amazon S3.
• Extracts conversation information instantly using interactive AI Chat context queries.
• Offers dedicated mobile applications for both iOS and Android devices, as well as a Chrome extension.

Cons

• Language translation features are limited to 11 supported languages.
• Language identification features are restricted to supporting only 22 languages.
• Forced alignment precision timestamps are only supported in English, Spanish, and French.
• Exact pay-as-you-go rates per minute are not listed directly on the pricing page snippet.
• No official mobile apps or desktop client applications are referenced in the provided text.

• Desktop application requires macOS 12.3 or later, limiting usability on older Apple systems.
• Desktop application is restricted to Windows 10 or later on PC systems.
• Exact pricing tier dollar amounts for paid plans are not disclosed in the provided page texts.
• No public developer API documentation or REST API details are referenced on the main pages.
• No explicit compliance certifications (such as SOC2, ISO, or HIPAA) are detail-listed in the scraped texts.

Pricing plans

• Reverb Transcription—
  • • Pay As You Go
  • • Languages: English
  • • $0.20 per hour
• Reverb turbo transcription—
  • • Pay As You Go
  • • Languages: English
  • • $0.10 per hour
• Reverb Foreign Language Transcription—
  • • Pay As You Go
  • • Languages: Spanish, French, Chinese, Portuguese, and 53 more
  • • $0.30 per hour
• Whisper Fusion Transcription—
  • • Pay As You Go
  • • Languages: English
  • • $0.005 per minute
• Whisper Large Transcription—
  • • Pay As You Go
  • • Languages: English
  • • $0.005 per minute
• Human Transcription—
  • • Pay As You Go
  • • $1.99 per minute
• Forced Alignment—
  • • Pay As You Go
  • • $0.003 per minute
• Language Identification—
  • • Insights
  • • $0.003 per minute
• Language Translation—
  • • Insights
  • • Standard Model: $0.002 per minute
  • • Premium Model: $0.025 per minute
• Sentiment Analysis—
  • • Insights
  • • $0.0008 per 10 words
• Summarization—
  • • Insights
  • • Standard Model: $0.002 per minute
  • • Premium Model: $0.025 per minute
• Topic Extraction—
  • • Insights
  • • $0.0008 per 10 words
• Enterprise—
  • • Schedule A Call Now
  • • Volume-based pricing for all Rev AI products
  • • Highest level of data control and security
  • • Additional free credits for evaluation

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