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AI Voice & Speech Comparison

Rev vs. Vozo

At a glance

At a glance

Rev

Best for

Best for teams who need a transcript accurate enough to be relied on in court or in the record, with a human pass available on top of the machine one.

  • Freelancers
  • Small and mid-sized
  • Enterprise

Vozo

Best for

Best for creators and marketing teams republishing video in many languages, including the text on screen.

  • Freelancers
  • Small and mid-sized
  • Enterprise

Cataleo does not name a winner. Both statements come from the vendors themselves.

Full Comparison

Criterion Rev Vozo
Starting price lower value Free tier, then from $25.49 / seat / month The $25.49 Essentials rate is billed annually at $305.90 a year; paid monthly it is $29.99. Pro is $47.99 billed annually or $59.99 monthly. Human services are bought separately by the minute or page and are pooled across seats at account level. The Rev AI developer platform is billed per hour of audio instead, from $0.10 an hour on Reverb Turbo. Free tier; paid from $29 / month Plans are metered in AI points rather than flat minutes, so the cost follows how much dubbing, lip sync and visual translation a project uses. Each tier also caps video length and concurrent jobs.
Free trial Free plan with 45 AI transcription and caption minutes a month, plus free Rev AI credits worth 5 hours of Reverb transcription Free tier with 20 AI points, up to 3 projects
Output Transcripts, captions, subtitles and case documents Dubbed and lip-synced video, translated subtitles and translated on-screen text
API Yes, Rev AI for asynchronous and streaming speech-to-text, plus a human transcription API Yes, on Enterprise plans
Languages 57+ languages for the Rev AI speech-to-text API; 37+ on the Pro subscription; human captions in English and Spanish and subtitles in 17 languages 111 source and 165 target languages
Hosting Cloud or on-premises for the Rev AI platform Not stated
Voice cloning No, Rev works only on incoming speech and does not synthesise or clone voices VoiceREAL keeps the original speaker's tone in the dubbed track, VoiceNATIVE substitutes a native-accent voice; Voice Studio carries a library of 12,000+ voices
Real-time use Yes, a streaming speech-to-text API for live audio alongside asynchronous transcription of recorded files; human services are turnaround-based rather than real-time Not a live pipeline: video is uploaded and rendered as a job, with one concurrent task on the free tier, 2 on Creator and 6 on Studio
Speech-to-speech and dubbing No dubbing or synthesised speech. Translation is text-only, at $0.002 to $0.025 per minute through the API depending on standard or premium, plus human subtitles at $6.49 to $15.99 a minute Yes, AI dubbing of uploaded video, with lip sync from the Creator plan
Editing and controls Transcript editor with clipping, multi-file evidence analysis with citations, image analysis, a document editor exporting to Word and PDF, AI templates for chronologies and affidavits, and API-side custom vocabulary, forced alignment with word-level timestamps, topic extraction and sentiment analysis Yes, rewrite and redub a voiceover by editing text in Voice Studio, plus subtitle generation and embedding, on-screen text translation, and glossary and bulk upload on Studio
Consent and trust SOC 2, HIPAA, GDPR and PCI compliant with data encrypted at rest and in transit, a stated 99.99% uptime, and on-premises deployment for the API; the Unlimited subscription adds HIPAA and CJIS compliance, SSO and a dedicated specialist Built with SOC 2 Type II controls and GDPR-aligned data handling, in the vendor's words; glossary and brand governance sit on Studio, and human review of the delivered output is an Enterprise add-on
Deployment more entries Cloud (SaaS), Browser-based, On-premise Cloud (SaaS), Browser-based
Support Not stated Email helpdesk, Chat
Onboarding Documentation and knowledge base Not stated
Company size Freelancers, Small and mid-sized, Enterprise Freelancers, Small and mid-sized, Enterprise
Integrations Clio Not stated

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Row where the values differ The small markers point at the lower number, the longer list or the stated feature. They describe the data, they are not a verdict.

The short version

Key Differences

  • Starting price Rev Free tier, then from $25.49 / seat / month Vozo Free tier; paid from $29 / month
  • Free trial Rev Free plan with 45 AI transcription and caption minutes a month, plus free Rev AI credits worth 5 hours of Reverb transcription Vozo Free tier with 20 AI points, up to 3 projects
  • Deployment Rev Cloud (SaaS), Browser-based, On-premise Vozo Cloud (SaaS), Browser-based
  • Languages Rev 57+ languages for the Rev AI speech-to-text API; 37+ on the Pro subscription; human captions in English and Spanish and subtitles in 17 languages Vozo 111 source and 165 target languages
  • Output Rev Transcripts, captions, subtitles and case documents Vozo Dubbed and lip-synced video, translated subtitles and translated on-screen text

Every line is one datapoint from the table above, picked automatically. Nothing here is written text.

The trade-offs

Strengths and Limitations

Rev

Strengths

  • Human transcription at a stated 99%+ accuracy alongside the machine tier
  • Developer API priced per hour of audio, from $0.10 on Reverb Turbo
  • Runs on-premises as well as in the cloud on the API side
  • Free credits worth 5 hours of transcription, with no card required

Limitations

  • Speech-to-text only, no text-to-speech, dubbing or voice cloning
  • The subscription is built around legal and investigative work, which is dead weight for other uses
  • The free plan covers 45 minutes a month and English only
  • Human services are charged on top of the subscription rather than included

Vozo

Strengths

  • Very broad language coverage, 111 source and 165 target languages
  • Visual Translate rewrites on-screen text and keeps layout and animation
  • Free tier covers a first project without a card
  • Two dubbing modes, one keeping the original voice and one using a native accent

Limitations

  • API access only on Enterprise plans
  • Metered in AI points, so cost depends on the mix of dubbing, lip sync and visual translation
  • Each tier caps video length, seats and concurrent jobs
  • Lip sync and watermark-free export need at least the Creator plan

Plans

Pricing

Rev

  • Free $0 45 AI transcription and caption minutes a month, English only, up to 5 files analysed at once, document editor and mobile app.
  • Essentials $25.49 Per seat per month billed annually at $305.90, or $29.99 billed monthly. Up to 3 seats, 5,000 AI minutes per seat per month in English and Spanish, up to 10 files analysed and 10% off human services.
  • Pro $47.99 Per seat per month billed annually at $575.88, or $59.99 billed monthly. Up to 5 seats, 10,000 AI minutes per seat per month across 37+ languages, up to 50 files analysed, image analysis, Clio integration and 15% off human services.
  • Unlimited Not stated Custom pricing. Unlimited seats and AI minutes, up to 500 files analysed, HIPAA and CJIS compliance, SSO and a dedicated specialist.
  • Rev AI pay-as-you-go $0.10 Per hour of audio on Reverb Turbo; Reverb is $0.20 an hour and foreign-language transcription $0.30 an hour across 56+ languages. Whisper Fusion and Large are $0.005 a minute. Human transcription through the API is $1.99 a minute. Insights are priced separately: language identification and forced alignment $0.003 a minute, topic extraction and sentiment analysis $0.0008 per 10 words, translation $0.002 to $0.025 a minute. Free credits equivalent to 5 hours of Reverb transcription to start.
  • Human services From $1.99 Per minute for human transcription and for human captions, with up to 15% off on a subscription. Legal rough drafts are $2.25 a page and legal premium transcripts $2.50 a page. Global subtitles run $6.49 to $15.99 a minute depending on the language, across 17 languages.
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Vozo

  • Free $0 20 AI points, up to 3 projects, 1 seat, 20 minutes per video.
  • Creator $29 / month 150 AI points per month, 1 seat, 2 concurrent jobs, 60 minutes per video, watermark removed.
  • Studio $99 / month 600 AI points per month, 3 seats, 6 concurrent jobs, 120 minutes per video, bulk upload and glossary.
  • Studio XL Not stated Custom price. 1,500 AI points per month, 6 seats, 12 concurrent jobs.
  • Studio XXL Not stated Custom price. 4,000 AI points per month, 10 seats, 20 concurrent jobs.
  • Enterprise Not stated Custom price. Volume discounts, security and compliance, API access and a dedicated account manager.
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What users say

Review Scores · opens after launch

Rev

Ease of use
Not rated yet
User interface
Not rated yet
Onboarding
Not rated yet
Support and service
Not rated yet
Value for money
Not rated yet
Features
Not rated yet

No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.

Vozo

Ease of use
Not rated yet
User interface
Not rated yet
Onboarding
Not rated yet
Support and service
Not rated yet
Value for money
Not rated yet
Features
Not rated yet

No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.

Where this comes from

Where this comes from

Rev https://www.rev.com · checked against the official source on 2026-09-04

Vozo https://www.vozo.ai · no check date recorded yet

This table lists factual criteria taken from information the vendors publish themselves. For how we put it together, see the methodology.