Comparison

Hum vs Sing2Notes

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Hum

Capture and organize all your songwriting ideas in one place. This app combines lyric writing, note-taking, and audio recording. Keep your creative output sorted by various tags and backed up to Dropbox.

Highlights
  • Lyric writing
  • Note-taking
  • Audio recording
  • Tagging and sorting
  • Dropbox backup and sync
  • Built-in tuner
Features
Read full description

Hum combines lyric-writing, note-taking, and audio recording into a single app for capturing and organizing all your songwriting ideas. Hum keeps your lyrics and song ideas organized and sortable so you never lose anything again. Hum keeps everything backed up and in sync with Dropbox. • Tag and sort any of your lyrics and riffs by key, tuning, tonality, color, and mood. • Share your ideas via email or iMessage. • Import audio from other apps. • Keep a page of notes for each song, separate from your lyrics. • Play your ideas straight from the library—no need to tap into a song to audition your ideas. • Keep organized with folders • Keep your library backed up and in sync with Dropbox. • Stay in tune with a built-in tuner. If you’ve enjoyed using Hum, please leave a review.

About

Sing2Notes

Transform your vocal recordings into sheet music using AI. Transcribe solo vocals from recordings or MP3s, view the classical score, and play it back. Export your creations as PDF, MIDI, or MusicXML to share with others.

Highlights
  • Transcribe solo vocal recordings to sheet music
  • Transcribe solo vocal MP3 files
  • View transcribed music as classical score
  • Playback sheet music
  • Download sheet as PDF, MIDI, or MusicXML
  • Share compositions
Read full description

Boost your creativity and transcribe your vocal songs into sheet music. All the features of Sing2Notes: » Transcribe solo vocal recordings to sheet music » Transcribe solo vocal MP3 files to sheet music » View the transcribed music as classical score » Playback the sheet music and listen to the result » Download sheet as PDF, MIDI, or MusicXML » Share your compositions with your friends HOW DOES IT WORK? Once your music piece is uploaded, our artificial intelligence powered transcriber processes it to generate a sheet music based on what it hears. When the processing is finished, you can view the final sheet and export it in three outputs - a Midi file, a PDF engraved sheet, and a MusicXML digital note sheet. It has never been easier to convert piano pieces to sheet music! WHAT THIS APP DOESN'T OFFER » Separation of multiple instruments: The note recognition can't separate multiple instruments from your voice. If you record multiple instruments playing simultaneously you will get bad transcription results! As the name says, Sing2Notes will only work with vocal recordings. » Live note recognition: This app is not able to show you live note recognition results. Instead, it will take some time to perform the frequency analysis and shows you the final sheet music. » 100% match percentage: This app won't detect 100% of the played notes and there will also be wrong detections. But depending on the quality of the input signal, it will give you more than useful sheet! REQUIREMENTS » Internet: active internet connection for server connectivity » Microphone SUMMARY Transcribe music recordings from your microphone to sheet music. With Sing2Notes you can create on-the-go recordings of your voice. Those are uploaded to your personal songbook and transcribed to score. Musical note recognition for piano has never been so easy! CONTACT US We're always happy to hear from you. No matter what comes to your mind, we want to hear it. Would you like another feature? Does something not work as expected? Send us an e-mail at: support@sing2notes.com This app is actively developed and there are updates on a regular base The Apple Terms of Use apply: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Hum4 screens
Sing2Notes4 screens

Verdict

The call

Hum and Sing2Notes both sit at 3.7 stars, but that hides the real split: 81% of Hum's written reviews are positive against 31% of Sing2Notes's. Hum also leads on in-app purchases (none vs 8) and iOS requirement (11.0 vs 15.1). Sing2Notes's advantage is price (Free vs $2.99). On rating, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Sing2Notes is free to download; Hum costs $2.99 up front. Sing2Notes sells 8 in-app purchases, starting at $9.99 per month. Hum asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.7 for Hum against 3.6 for Sing2Notes. Both are backed by a comparable volume of ratings — 44 and 79 respectively. Written reviews are what separate them: 81% of Hum's written reviews are positive against 31% of Sing2Notes's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

Scorecard5 real differences · 5 level
Hum versus Sing2Notes: the parameters behind the verdict, then further details
ParameterHumSing2Notes
Price$2.99Free — better
Rating3.7 (44 ratings) — better3.6 (79 ratings)
Positive reviews81.1% of reviews — better31.0% of reviews
Number of ratings4479 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better15.1
Further details — not scored
Size67 MB28 MB
Age rating4+4+
DeveloperJust HumKlangio GmbH

Customer experience

Hum

All ratings44 ratings
Positive63.6%
Neutral6.8%
Negative29.5%
Written reviews95 reviews
Positive81.1%
Neutral4.2%
Negative14.7%

Sing2Notes

All ratings79 ratings
Positive62.0%
Neutral6.3%
Negative31.6%
Written reviews29 reviews
Positive31.0%
Neutral10.3%
Negative58.6%

In-app purchases

None

Hum

No in-app purchases

8 purchases

Sing2Notes

Subscriptions4
  • Pro Monthly$9.991 Month
  • Klangio Universe Monthly$24.991 Month
  • Pro Yearly$99.991 Year
Show 1 more
  • Klangio Universe Subscription$149.991 Year
One-time4
  • Single Ticket$1.99
  • 3 tickets package$5.99
  • 10 tickets package$9.99
Show 1 more
  • 50 Tickets Package$24.99

Questions

Is Hum free?
Hum costs $2.99, with no in-app purchases.
Is Sing2Notes free?
Sing2Notes is free to download, with in-app purchases available.
Which has better reviews, Hum or Sing2Notes?
Hum is rated higher. Hum averages 3.7 out of 5 from 44 ratings, while Sing2Notes averages 3.6 from 79 ratings.
Do Hum or Sing2Notes have ads?
Neither Hum nor Sing2Notes shows ads.
Which is updated more often, Hum or Sing2Notes?
Hum ships an update every 2 months, and Sing2Notes every 2 months. Most recently, Hum was updated on October 17, 2026 and Sing2Notes on October 18, 2026.

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