# KeyFinder vs Reverse Chord Finder Pro

The clearest difference is rating: Reverse Chord Finder Pro at 4.7 against KeyFinder's 2.8. Reverse Chord Finder Pro also leads on review sentiment (84% vs 60%) and update cadence (every 5 weeks vs every 3 months). KeyFinder's advantage is in-app purchases (none vs 6) and iOS requirement (11.0 vs 15.6). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Reverse Chord Finder Pro sells 6 in-app purchases, starting at $0.99 per 7 days. KeyFinder asks for nothing beyond the download.

Reverse Chord Finder Pro holds the better App Store score, 4.7 against 2.8. Both are backed by a comparable volume of ratings — 321 and 705 respectively. Written reviews point the same way: 60% of KeyFinder's written reviews are positive against 84% of Reverse Chord Finder Pro's.

KeyFinder ships an update every 3 months, Reverse Chord Finder Pro every 5 weeks. Both last shipped on November 6, 2026.

## The numbers

| Metric | KeyFinder | Reverse Chord Finder Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (321 ratings)](https://appshunter.io/ios/app/keyfinder/id301281917/reviews) | **[4.7 (705 ratings)](https://appshunter.io/ios/app/reverse-chord-finder-pro/id379856345/reviews)** |
| Number of ratings | 321 | **705** |
| Positive reviews | 60.0% of reviews | **83.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 36 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Scoreless Music](https://appshunter.io/developer/301281920) | [Ghostdust](https://appshunter.io/developer/862286718) |

## What reviewers say

### KeyFinder

[App page](https://appshunter.io/ios/app/keyfinder/id301281917)

Identify the musical key of any song you're listening to. Use the integrated piano to play along and confirm notes, helping the app pinpoint the correct key. Explore music theory and learn to play songs in different keys.

**Highlights:** Identify song keys, Built-in piano keyboard, Note confirmation, Narrow down possible keys, Learn songs in any key

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💡 Useful for finding song keys
- 👍 Simple and effective key locking
- 💡 Cool LED display
- 💡 Good for songwriting aid
- 💡 Works well for intended purpose

**What reviewers complain about**

- 🤔 Hard to use and unclear
- 🤔 No sound produced
- 🤔 Limited key support (e.g., no C sharp)
- 🤔 Slow response to touch
- 🤔 Difficulty hearing keys with background music

**Reported bugs**

- No sound
- Slow response to touch
- Cannot play minor scales in Ref mode
- Difficulty controlling volume with background music

**Requested features**

- Bring the app back
- Update to 64bit
- Label notes on piano keys
- Ability to move up and down the keyboard
- More keys supported (hundreds)


### Reverse Chord Finder Pro

[App page](https://appshunter.io/ios/app/reverse-chord-finder-pro/id379856345)

Identify chords by inputting notes from various instruments or music notation. Discover chord names, hear them played, and analyze their construction. Supports multiple instruments and customization options for musicians of all levels.

**Highlights:** Input notes via piano, string instruments, or music score, Extensive chord database with over 100 chord types, Hear chords as block chords or arpeggios, Find partial chord matches, Save identified chords to Favorites, View chords on different instruments or notation, Left-handed string instrument support

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly (Personal) | $0.99 | per 7 days |
| Monthly (Personal) | $1.99 | per month |
| Monthly (Family) | $2.99 | per month |
| Annual (Personal) | $17.99 | per year |
| Annual (Family) | $24.99 | per year |
| Lifetime (Family) | $34.99 | one-time |

**What reviewers like**

- 👍 Helpful for identifying chords
- 🚀 Useful for songwriters and musicians
- 💡 Supports various instruments and tunings
- 👍 Easy to use interface
- 👍 Comprehensive chord information

**What reviewers complain about**

- 🔒 Certain features locked behind paywall
- 🐛 Issues with piano mode functionality
- 🐛 Incorrect chord names displayed

**Reported bugs**

- Capo feature not working as expected
- Sound not playing in some cases

**Requested features**

- Ability to save chord progressions
- Chord lookup functionality
- MIDI support
- Customizable chord display options
- Export chord data to PDF


## Frequently asked questions

### Is KeyFinder free?

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

### Is Reverse Chord Finder Pro free?

Reverse Chord Finder Pro is free to download, with in-app purchases available.

### Which has better reviews, KeyFinder or Reverse Chord Finder Pro?

Reverse Chord Finder Pro is rated higher. KeyFinder averages 2.8 out of 5 from 321 ratings, while Reverse Chord Finder Pro averages 4.7 from 705 ratings.

### Do KeyFinder or Reverse Chord Finder Pro have ads?

Neither KeyFinder nor Reverse Chord Finder Pro shows ads.

### Which is updated more often, KeyFinder or Reverse Chord Finder Pro?

KeyFinder ships an update every 3 months, and Reverse Chord Finder Pro every 5 weeks. Most recently, KeyFinder was updated on November 6, 2026 and Reverse Chord Finder Pro 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.*