# BU vs What Chord?

The clearest difference is rating: What Chord? at 4.8 against BU's 3.8. What Chord? also leads on in-app purchases (none vs 1) and review sentiment (87% vs 60%). BU's advantage is update cadence (monthly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. BU sells 1 one-off in-app purchase. What Chord? asks for nothing beyond the download.

What Chord? holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: What Chord? has 171 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 60% of BU's written reviews are positive against 87% of What Chord?'s.

BU ships an update monthly, What Chord? every 4 months. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | BU | What Chord? |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (6 ratings)](https://appshunter.io/ios/app/bu-chord/id1053286493/reviews) | **[4.8 (171 ratings)](https://appshunter.io/ios/app/what-chord/id1251111343/reviews)** |
| Number of ratings | 6 | **171** |
| Positive reviews | 60.0% of reviews | **86.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 2 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Asoft.iOS](https://appshunter.io/developer/562152712) | [Pavlo Ignatov](https://appshunter.io/developer/1246426031) |

## What reviewers say

### BU

[App page](https://appshunter.io/ios/app/bu-chord/id1053286493)

This application serves as a chord finder specifically for baritone ukuleles. It displays common chord fingerings and allows users to save notes and import chord names.

**Highlights:** Baritone ukulele chord display, Saves up to 40 memos per page, Adds titles to memo pages, Email chord names from memos, Import function for chord names, Displays simple chord approaches

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version (permanently) | $3.99 | one-time |


### What Chord?

[App page](https://appshunter.io/ios/app/what-chord/id1251111343)

Identify chord names by their shape on a guitar fretboard. Quickly name chords you're playing or discover new ones by adjusting finger positions. Ideal for musicians who need to name chords for sharing or understanding song structures.

**Highlights:** Identify chord names by shape, Discover new chord variations, Name chords for sharing, Understand chord progressions, Simple and intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BU free?

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

### Is What Chord? free?

What Chord? is free to download, with no in-app purchases.

### Which has better reviews, BU or What Chord??

What Chord? is rated higher. BU averages 3.8 out of 5 from 6 ratings, while What Chord? averages 4.8 from 171 ratings.

### Do BU or What Chord? have ads?

Neither BU nor What Chord? shows ads.

### Which is updated more often, BU or What Chord??

BU ships an update monthly, and What Chord? every 4 months. Most recently, BU was updated on November 2, 2026 and What Chord? on November 6, 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.*