# ChordU vs Decision Threshold

The clearest difference is device support: ChordU at 3 against Decision Threshold's 1. ChordU also leads on iOS requirement (13.0 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. ChordU sells 2 in-app purchases, starting at $4.99 per month and Decision Threshold sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ChordU ships an update every 2 weeks, Decision Threshold every 3 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ChordU | Decision Threshold |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (23 ratings)](https://appshunter.io/ios/app/chordu-get-chords-and-notes/id1441939045/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 38.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 16 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [FLOWREC SOLUTIONS PRIVATE LIMITED](https://appshunter.io/developer/1441939044) | [MUSTAFA OZTURK](https://appshunter.io/developer/6798660476) |

## What reviewers say

### ChordU

[App page](https://appshunter.io/ios/app/chordu-get-chords-and-notes/id1441939045)

This app uses advanced technology to recognize chords and notes for any song, displaying them as sheet music. It supports multiple instruments and offers features like a digital capo, tempo control, and organization tools for your favorite tracks.

**Highlights:** Chord and note recognition, Sheet music display (treble & bass clef), Support for guitar, piano, ukulele, mandolin, Jamlist for song organization, Digital capo and transpose function, Dynamic BPM and tempo control, Upload your own music for analysis

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChordU Premium Monthly | $4.99 | per month |
| ChordU Premium Yearly | $39.99 | per year |

**What reviewers like**

- 👍 Great for beginners
- 👍 Good interface
- 👍 Useful for practice
- 👍 Good features for guitar players
- 👍 Better than competitors

**What reviewers complain about**

- 🐛 App doesn't work most of the time
- 🐛 Internal server errors
- 🐛 Audio extraction quality is poor
- 🐛 Doesn't recognize many instruments
- 🐛 Loop mode issues

**Reported bugs**

- Internal server error
- Error: Bad Request
- Loop mode does not work in browser version
- Midi save is not working
- Horizontal mode sidebar does not appear on iPad

**Requested features**

- Add bass guitar option
- Update app to match web version features
- Fix horizontal mode sidebar on iPad
- Allow email/password login instead of only social media
- Add advanced chords tab to the app


### Decision Threshold

[App page](https://appshunter.io/ios/app/decision-threshold/id6810371823)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium · Full Collection | $4.99 | one-time |


## Frequently asked questions

### Is ChordU free?

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

### Is Decision Threshold free?

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

### Do ChordU or Decision Threshold have ads?

Neither ChordU nor Decision Threshold shows ads.

### Which is updated more often, ChordU or Decision Threshold?

ChordU ships an update every 2 weeks, and Decision Threshold every 3 weeks. Most recently, ChordU was updated on November 2, 2026 and Decision Threshold on October 31, 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.*