Guides / Voice, TTS & audio/music / Speech-to-text and transcription
🎙️ Best for the job · 5 tools

Best AI transcription and speech-to-text tools

Turn audio and meetings into text. Developer APIs sit next to ready-made transcription apps here, so pick by how you want to use the transcript.

Ranked by score on our 100-point rubric (how we score). Scores are initial editorial estimates from public information, not hands-on tests. Pricing is labeled verified (checked on the vendor's official pricing page, with date) or unverified. Tools from more than one category appear here; each is scored within its own primary category.

Quick picks

#ToolTierScoreFree tierPricing
1 Deepgram
Speech-to-text and voice AI APIs
A 76 Yes verified
2 AssemblyAI
Speech AI API
A 72 Yes verified
3 Adobe Podcast
AI audio recording and cleanup in the browser
B 68 Yes unverified
4 Fireflies.ai
AI meeting notetaker
B 68 Yes verified
5 Otter.ai
Meeting transcription and assistant
B 67 Yes verified

The ranking

  1. 1
    Deepgram
    Speech-to-text and voice AI APIs
    A76/100

    Fast, accurate transcription, TTS and voice agent APIs for developers.

    Best for
    You build real-time voice apps.
    Skip it if
    You need a consumer app.
    Pricing
    Free $200 credit, then pay-as-you-go; Growth from $4K/year
    ✓ verified on the official pricing page, Oct 18, 2026
    Platforms
    API
  2. 2
    AssemblyAI
    Speech AI API
    A72/100

    Transcription and audio intelligence API with speaker labels and summaries.

    Best for
    You need accurate transcription via API.
    Skip it if
    You want local processing.
    Pricing
    Free to start, then pay-as-you-go; speech-to-text from $0.15/hr
    ✓ verified on the official pricing page, Oct 18, 2026
    Platforms
    API
  3. 3
    Adobe Podcast
    AI audio recording and cleanup in the browser
    B68/100

    Web tool to record, transcribe and edit audio, known for its Enhance Speech cleanup.

    Best for
    You need to make rough voice recordings sound studio-clean.
    Skip it if
    You need music generation or TTS.
    Pricing
    Free tier; premium via Adobe plans
    unverified editorial summary, not yet confirmed on an official pricing page
    Platforms
    web
  4. 4
    Fireflies.ai
    AI meeting notetaker
    📅 Productivity B68/100

    Records, transcribes and summarizes meetings with CRM integrations.

    Best for
    You want meeting notes synced to your CRM.
    Skip it if
    You want on-device capture.
    Pricing
    Free forever plan; Pro $18/seat/mo or $10 annually; Business $29 or $19 annually
    ✓ verified on the official pricing page, Oct 18, 2026
    Platforms
    web · iOS · Android · API
  5. 5
    Otter.ai
    Meeting transcription and assistant
    📅 Productivity B67/100

    Live transcription, summaries and an AI meeting agent for Zoom, Meet and Teams.

    Best for
    You need searchable transcripts of meetings.
    Skip it if
    You dislike bots joining calls.
    Pricing
    Basic free; Pro $16.99/user/mo monthly (lower annually); Business $30/user/mo
    ✓ verified on the official pricing page, Oct 18, 2026
    Platforms
    web · iOS · Android

Head-to-head comparisons

FAQ

What is the best AI tool for speech-to-text and transcription?

Deepgram ranks first with 76/100 (A-tier). Speech-to-text and voice AI APIs. Use it when you build real-time voice apps. Next in our ranking: AssemblyAI (72/100, A-tier) and Adobe Podcast (68/100, B-tier).

Which AI tools for speech-to-text and transcription have a free tier?

In our pricing data, Deepgram (verified), AssemblyAI (verified), Adobe Podcast (unverified), Fireflies.ai (verified) and Otter.ai (verified) list a free tier. "Unverified" means it is an editorial summary we have not yet confirmed on the vendor's official pricing page, so check the vendor before relying on it.

How are these tools ranked?

Each tool is scored out of 100 on our public rubric: job fit (30), ease (15), value (15), momentum (15), openness and portability (10), trust and maturity (10) and a builder/gamer bonus (5). S-tier is 85+, A-tier 70–84, B-tier 55–69 and C-tier below 55. This guide mixes tools from more than one category, and scores are calibrated within each tool's primary category, so treat cross-category gaps as rough. Current scores are initial editorial estimates from public information, not hands-on tests, and sponsors can't buy points.

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