# KODAI vs Sing2Notes

The clearest difference is rating: Sing2Notes at 3.6 against KODAI's 2.2. Sing2Notes also leads on ratings volume (79 vs 5) and review sentiment (31% vs 21%). KODAI's advantage is in-app purchases (none vs 8) and update cadence (every 10 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sing2Notes sells 8 in-app purchases, starting at $9.99 per month. KODAI asks for nothing beyond the download.

Sing2Notes holds the better App Store score, 3.6 against 2.2. That said, the two scores are not equally well evidenced: Sing2Notes has 79 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 21% of KODAI's written reviews are positive against 31% of Sing2Notes's.

KODAI ships an update every 10 days, Sing2Notes every 2 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | KODAI | Sing2Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (5 ratings)](https://appshunter.io/ios/app/kodai-audio-to-midi/id1518032115/reviews) | **[3.6 (79 ratings)](https://appshunter.io/ios/app/sing2notes/id1588721118/reviews)** |
| Number of ratings | 5 | **79** |
| Positive reviews | 21.1% of reviews | **31.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 411 MB | 28 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Marton Szabolcs](https://appshunter.io/developer/1412089463) | [Klangio GmbH](https://appshunter.io/developer/1588721120) |

## What reviewers say

### KODAI

[App page](https://appshunter.io/ios/app/kodai-audio-to-midi/id1518032115)

This app uses advanced AI to transcribe your audio recordings into structured MIDI files. It allows for direct recording, interactive MIDI previews, and easy sharing with collaborators, streamlining the music creation process.

**Highlights:** AI-powered audio to MIDI transcription, Direct audio recording with editing, Interactive MIDI preview, Share audio and MIDI files, Editable autotagging for recordings

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Sing2Notes

[App page](https://appshunter.io/ios/app/sing2notes/id1588721118)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Klangio Universe Monthly | $24.99 | per month |
| Pro Yearly | $99.99 | per year |
| Klangio Universe Subscription | $149.99 | per year |
| Single Ticket | $1.99 | one-time |
| 3 tickets package | $5.99 | one-time |
| 10 tickets package | $9.99 | one-time |
| 50 Tickets Package | $24.99 | one-time |


## Frequently asked questions

### Is KODAI free?

KODAI is free to download, with no in-app purchases.

### Is Sing2Notes free?

Sing2Notes is free to download, with in-app purchases available.

### Which has better reviews, KODAI or Sing2Notes?

Sing2Notes is rated higher. KODAI averages 2.2 out of 5 from 5 ratings, while Sing2Notes averages 3.6 from 79 ratings.

### Do KODAI or Sing2Notes have ads?

Neither KODAI nor Sing2Notes shows ads.

### Which is updated more often, KODAI or Sing2Notes?

KODAI ships an update every 10 days, and Sing2Notes every 2 months. Most recently, KODAI was updated on November 7, 2026 and Sing2Notes on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*