# iBone vs Inner

The clearest difference is in-app purchases: Inner at none against iBone's 7. Inner also leads on price ($0.99 vs $2.99) and iOS requirement (12.0 vs 15.0). On update cadence, ads and device support there is nothing between them.

iBone costs $2.99 and Inner $0.99 up front. iBone sells 7 one-off in-app purchases. Inner asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 31, 2026 and December 10, 2025 respectively.

## The numbers

| Metric | iBone | Inner |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[4.7 (21 ratings)](https://appshunter.io/ios/app/ibone-the-pocket-trombone/id306629300/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 84.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 1 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Spoonjack, LLC](https://appshunter.io/developer/306629303) | [Giuseppe Cigala](https://appshunter.io/developer/337940988) |

## What reviewers say

### iBone

[App page](https://appshunter.io/ios/app/ibone-the-pocket-trombone/id306629300)

This app offers a virtual trombone experience, allowing users to play melodies by touching or blowing into their device and sliding to change pitch. It includes a songbook with guided play-along options and the ability to practice scales and songs.

**Highlights:** Virtual trombone instrument, Touch and blow to play, Slide to change pitch, Adjust volume with bell movement, Practice scales and songs, Play-along with iPod music, Guided learning with roboBone

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Jesu with Dreidel Song Pack | $0.99 | one-time |
| First Noel at Midnight Song Pack | $0.99 | one-time |
| O, O Song Pack | $0.99 | one-time |
| Hark, Joy! Song Pack | $0.99 | one-time |
| Bells and Rest Song Pack | $0.99 | one-time |
| Sloop and Sorrow Song Pack | $0.99 | one-time |
| House of the Rising Sun and John Barleycorn Song Pack | $0.99 | one-time |

**What reviewers like**

- 👍 Accurate sound and simulation
- 👍 Great for learning trombone
- 👍 Fun and entertaining
- 👍 Realistic slide action
- 👍 Good for practicing improvisation

**What reviewers complain about**

- 🐛 Some users experience crashes
- 🐛 App sometimes doesn't work
- 🐛 Sound issues (silent app)
- 🐛 Limited note range (lower/higher)
- 🐛 Tone quality not always realistic

**Reported bugs**

- App crashes in settings
- App crashes on Verizon iPhones
- App disables microphone
- App randomly deletes itself
- Sound doesn't work (silent app)

**Requested features**

- Add more types of trombones (Bass, Valve, Alto, Soprano, Piccolo)
- Add more songs to the songbook
- Ability to input custom notes for playback
- Integrate with music apps for playback
- Add iTunes music control within the app


### Inner

[App page](https://appshunter.io/ios/app/inner/id646777804)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iBone free?

iBone costs $2.99, and also offers in-app purchases.

### Is Inner free?

Inner costs $0.99, with no in-app purchases.

### Do iBone or Inner have ads?

Neither iBone nor Inner shows ads.

### Which is updated more often, iBone or Inner?

iBone ships an update every 4 months, and Inner every 4 months. Most recently, iBone was updated on October 31, 2026 and Inner on December 10, 2025.

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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.*