BU vs What Chord?
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BU
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.
- 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
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BU-Chord is a chord book for Baritone ukulele. This app displays baritone ukulele chords. In-App Purchase(unlock all): ■ Browse all chords available ■ Store 40 memos per page, up to a total of 30 pages ■ Add titles to each memo page ■ Send the chord name displayed at the top of a memo by e-mail ■ Provisional feature -- gain access to an import function (attach chord name from e-mail, etc.) Note: This app does not show every way of holding the strings. It shows the most simple 3-6 approaches for each chord. Note that you cannot search for other chord variations within the app. Tuning is fixed as below: 1 - E 2 - B 3 - G 4 - D
What Chord?
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.
- Identify chord names by shape
- Discover new chord variations
- Name chords for sharing
- Understand chord progressions
- Simple and intuitive interface
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Playing cool chord but have no idea what its name is? You'd like to share your song but not sure how to correctly name the chords you are using? You just have slided one of you fingers up a fret while playing familiar chord and wonder what the chord has now become? It is really simple with WhatChord app! Give it a try!
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | BU | What Chord? |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (6 ratings) | 4.8 (171 ratings) — better |
| Positive reviews | 60.0% of reviews | 86.7% of reviews — better |
| Number of ratings | 6 | 171 — better |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 19 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Asoft.iOS | Pavlo Ignatov |
Customer experience
BU
What Chord?
In-app purchases
BU
- Full version (permanently)$3.99
What Chord?
No in-app purchases
Questions
Is BU free?
Is What Chord? free?
Which has better reviews, BU or What Chord??
Do BU or What Chord? have ads?
Which is updated more often, BU or What Chord??
Other comparisons
