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PureMIDI vs Udio

Features, pricing, ratings, and pros and cons, side by side.

Verdict

PureMIDI and Udio are both Audio & Speech AI tools. PureMIDI scores higher in FinderAtlas's editorial review (7.3 vs 6.9 out of 10), led by value for money. Both have a free plan or trial. Only Udio is available on iOS.

Best overall

PureMIDI

  • Music producers
  • Musicians
  • Music students and learners
  • Arrangers

Choose PureMIDI if

  • You want a tool built for turning a hummed or played melody, a recorded riff or a PDF score into editable MIDI for a DAW or notation program.
  • Pay-per-use credit packs with no subscription, starting at $4.99 for 30 credits.
  • Failed conversions are not charged.

Choose Udio if

  • You want a tool built for generating song drafts with vocals.
  • Generates songs with vocals from a prompt and lyrics.
  • Extend, remix and inpainting tools for editing tracks.
Best for beginners
PureMIDI
Best for business
Udio

Features

16 features compared.

  • Audio to MIDI
    PureMIDI
    Available
    Udio
    Not available
  • Free preview
    PureMIDI
    Available
    Udio
    Not available
  • Sheet music to MIDI (Beta)
    PureMIDI
    Available
    Udio
    Not available
  • Browser MIDI editor
    PureMIDI
    Available
    Udio
    Not available
  • Video and YouTube workflows
    PureMIDI
    Available
    Udio
    Not available
  • Format-specific tools
    PureMIDI
    Available
    Udio
    Not available
  • DAW and notation compatibility
    PureMIDI
    Available
    Udio
    Not available
  • Pay-per-success credits
    PureMIDI
    Available
    Udio
    Not available
  • Text-to-song generation
    PureMIDI
    Not available
    Udio
    Available
  • Extend and Remix
    PureMIDI
    Not available
    Udio
    Available
  • Audio inpainting
    PureMIDI
    Not available
    Udio
    Available
  • Audio-guided generation
    PureMIDI
    Not available
    Udio
    Available
  • Voices
    PureMIDI
    Not available
    Udio
    Available
  • Sessions
    PureMIDI
    Not available
    Udio
    Available
  • Library and sharing
    PureMIDI
    Not available
    Udio
    Available
  • iOS app
    PureMIDI
    Not available
    Udio
    Available

Pricing

Plans as listed by each vendor. Check their sites for current prices.

  • Pricing model
    PureMIDI
    Freemium
    Udio
    Freemium
  • Free plan
    PureMIDI
    Yes
    Udio
    Yes
  • Starting price
    PureMIDI
    $0
    Udio
    $0
  • Plans
    PureMIDI
    4 plans
    Udio
    3 plans

PureMIDI plans

  • Free account

    $0

    Free previews and a small starter credit gift

    • Audio preview up to 30 seconds
    • First-page preview of PDF scores
    • 2 gift credits for eligible new accounts valid 14 days

  • Starter

    Most popular

    $4.99/one-time

    30 credits, the pack the site marks as recommended

    • 30 credits
    • About 30 single-melody conversions
    • About 7 PDF or image score conversions
    • About 2 to 5 full songs

  • Standard

    $9.99/one-time

    100 credits

    • 100 credits
    • About 100 single-melody conversions
    • About 25 score conversions
    • About 6 to 16 full songs

  • Pro

    $19.99/one-time

    300 credits

    • 300 credits
    • About 300 single-melody conversions
    • About 75 score conversions
    • About 20 to 50 full songs

Udio plans

  • Free

    $0

    10 daily credits plus a 100-credit monthly limit

    • 10 daily credits
    • 100 monthly credits
    • Three 2-minute songs per day

  • Standard

    Most popular

    $10/month

    Up to 2,400 credits per month

    • 2,400 monthly credit limit
    • Unlimited 2-minute song creations within credits
    • Up to 6 songs at once
    • Voice Control
    • Audio-guided generation

  • Pro

    $30/month

    Up to 6,000 credits per month

    • 6,000 monthly credit limit
    • Up to 10 songs at once
    • Everything in Standard
    • Priority generation queue

Our ratings

Scored out of 10 by the Finder Atlas editorial team. Last reviewed October 2026.

PureMIDI
7.3overall
Udio
6.9overall

PureMIDI leads in 1 category and Udio in 0.

  • Ease of Use

    PureMIDI
    8.0
    Udio
    Not rated

  • Feature Depth

    PureMIDI
    7.5
    Udio
    Not rated

  • Value for Money

    PureMIDI leads by 1.0
    PureMIDI
    7.5
    Udio
    6.5

  • Performance & Speed

    PureMIDI
    7.0
    Udio
    Not rated

  • Documentation & Support

    PureMIDI
    6.5
    Udio
    Not rated

  • Audio Quality

    PureMIDI
    Not rated
    Udio
    8.5

  • Vocal Realism

    PureMIDI
    Not rated
    Udio
    8.5

  • Editing Control

    PureMIDI
    Not rated
    Udio
    8.0

  • Export & Ownership

    PureMIDI
    Not rated
    Udio
    3.0

Scores weigh documented features, plan value, platform coverage, integrations and user feedback. A missing score means we have not rated that area yet.

Pros and cons

PureMIDI

Pros

  • Pay-per-use credit packs with no subscription, starting at $4.99 for 30 credits
  • Failed conversions are not charged
  • Free previews let users check quality before spending credits
  • Covers audio, video, sheet music and existing MIDI in one workspace, with MusicXML export
  • In-browser multi-track editor with piano-roll, notation and guitar TAB views
  • States a clear retention policy (successful uploads deleted within 3 days)

Cons

  • No named legal entity, address or founding date on the site
  • No public API and no native app
  • Paid charges are non-refundable except where required by law
  • Sheet-music, PDF and drum conversion are labeled Beta, and AI Music generation and Text to MIDI are only waitlisted
  • 25 MB upload limit and full-song conversions cost 6 to 15 credits each

Udio

Pros

  • Generates songs with vocals from a prompt and lyrics
  • Extend, remix and inpainting tools for editing tracks
  • Free plan with daily and monthly credits
  • Official iOS app alongside the web app
  • Paid credit limits were doubled or raised after the UMG deal

Cons

  • Downloads of audio, video and stems are disabled on all plans
  • Free plan is capped at three 2-minute songs per day
  • No public API and no Android app
  • Licensed platform and new models are announced but have no published launch date

Platforms

  • Web
    PureMIDI
    Supported
    Udio
    Supported
  • Windows
    PureMIDI
    Not supported
    Udio
    Not supported
  • macOS
    PureMIDI
    Not supported
    Udio
    Not supported
  • iOS
    PureMIDI
    Not supported
    Udio
    Supported
  • Android
    PureMIDI
    Not supported
    Udio
    Not supported
  • API
    PureMIDI
    Not supported
    Udio
    Not supported
  • Browser Extension
    PureMIDI
    Not supported
    Udio
    Not supported

Company

  • Company
    PureMIDI
    PureMIDI
    Udio
    Udio (Uncharted Labs)
  • Founded
    PureMIDI
    Not listed
    Udio
    2023
  • Headquarters
    PureMIDI
    Not listed
    Udio
    New York, NY
  • Listing
    PureMIDI
    Claimed
    Udio
    Claimed

Frequently asked questions

Is PureMIDI better than Udio?

It depends on your workflow. PureMIDI is built for turning a hummed or played melody, a recorded riff or a PDF score into editable MIDI for a DAW or notation program. Udio is built for generating song drafts with vocals.

What are the key feature differences between PureMIDI and Udio?

PureMIDI: Convert audio and sheet music to editable MIDI, then refine it in your browser. Udio: Generate songs with vocals from text prompts and lyrics, with in-browser editing.

Does PureMIDI or Udio have a free plan?

Yes, both do. PureMIDI is freemium and Udio is freemium, and each has a free plan or trial.

Which is cheaper, PureMIDI or Udio?

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.