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AI Subtitle Generator vs. Manual Transcription: Cost, Speed & Accuracy Compared

5/28/2025

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Team CapsAI

AI Subtitle Generator vs. Manual Transcription: Cost, Speed & Accuracy Compared

Choosing between an AI subtitle generator and human transcription comes down to your budget, turnaround needs, and quality requirements. Here’s how they stack up in three key areas:

  1. Capsai Auto Subtitle Generator
    Cost: free unlimited usage
    Speed: generates subtitles in seconds
    Accuracy: around 90 - 95% for clear audio, with in-browser editing to correct errors
    Best for: creators who need fast, cost-free, multilingual (Hindi, Hinglish, English) subtitles with minimal setup
    Link: https://capsai.co/auto-subtitle-generator

  2. Rev.com Human Transcription & Subtitle Service
    Cost: $1.50 per audio minute
    Speed: 4–6 hour turnaround for most orders
    Accuracy: 99%+ thanks to trained human editors
    Best for: high-stakes content (legal, medical, educational) where near-perfect transcription is essential
    Link: https://www.rev.com

  3. Descript AI + Human Proofreading
    Cost: free tier for short files; from $12/month for Pro plans; human editing billed separately
    Speed: AI draft in minutes, human review in 1–2 hours
    Accuracy: AI draft ~85–90%, improved to 98–99% after human review
    Best for: teams that want a balance of speed and precision, with collaborative editing features
    Link: https://www.descript.com

  4. Otter.ai Automatic Transcription
    Cost: free for 600 minutes/month; paid plans from $10/month for longer limits
    Speed: near real-time for live meetings; file uploads processed in minutes
    Accuracy: ~85–90% on clear recordings; speaker identification is included
    Best for: meeting transcripts, webinars, and internal video where rapid turnaround is more important than perfect accuracy
    Link: https://otter.ai

  5. GoTranscript Human-Powered Captioning
    Cost: $0.90 per audio minute
    Speed: 12–24 hour turnaround
    Accuracy: 98–100% when delivered by professional linguists
    Best for: detailed captioning projects requiring precise time-codes and multiple language options
    Link: https://gotranscript.com

  6. DIY Manual Transcription (In-House or Freelance)
    Cost: varies widely - typically $0.50 to $2 per audio minute
    Speed: depends on transcriber availability; usually 5–10× real-time (e.g., a 10-minute video takes 50–100 minutes to transcribe)
    Accuracy: 95–100% if done by experienced transcribers, but quality can vary
    Best for: small projects where you can manage transcribers directly and need full control over style and formatting

  7. Hybrid Workflow: AI Draft + Human Review
    Cost: minimal (AI draft free or low-cost, then human review at reduced minutes)
    Speed: draft in seconds, review in 1–3 hours
    Accuracy: 95–99% with lower overall cost than full manual transcription
    Best for: creators who want fast turnaround, good accuracy, and reduced spending

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