# Harp Real vs Tuba Sim

The clearest difference is review sentiment: Harp Real at 68% against Tuba Sim's 0%. Harp Real also leads on rating (4.7 vs 4.1) and in-app purchases (none vs 2). Tuba Sim's advantage is update cadence (every 3 months vs every 15 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Tuba Sim sells 2 one-off in-app purchases. Harp Real asks for nothing beyond the download.

Harp Real holds the better App Store score, 4.7 against 4.1. That said, the two scores are not equally well evidenced: Harp Real has 635 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 68% of Harp Real's written reviews are positive against 0% of Tuba Sim's.

Harp Real ships an update every 15 months, Tuba Sim every 3 months. The most recent releases landed on September 25, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Harp Real | Tuba Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (635 ratings)](https://appshunter.io/ios/app/harp-real/id1481348599/reviews)** | [4.1 (10 ratings)](https://appshunter.io/ios/app/tuba-sim/id6738584097/reviews) |
| Number of ratings | **635** | 10 |
| Positive reviews | **67.9% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 15 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 97 MB | 148 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Son Truong Ngoc](https://appshunter.io/developer/1447240720) | [Alper Kahriman](https://appshunter.io/developer/1054578352) |

## What reviewers say

### Harp Real

[App page](https://appshunter.io/ios/app/harp-real/id1481348599)

This app simulates a 27-string lever harp, offering a realistic playing experience with a wide frequency range. Practice songs with adjustable speed and transposition, or play in real-time. Record and share your music.

**Highlights:** 27-string lever harp simulation, Frequency range C3 to A6#, Offline and online song practice, Adjustable song speed and transposition, Reverb effect, Normal and RealTime play modes, Autoplay option, Record, playback, and share functionality

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

**In-app purchases:** none

**What reviewers like**

- 🎵 Realistic harp sound quality
- 💰 Free app with premium features
- 🎛️ Adjustable parameters (reverb, room size, tuning levers)
- 🎼 Built-in songs included
- 😌 Relaxing and enjoyable to play

**What reviewers complain about**

- 📢 Unexpected ads during gameplay
- 📖 Lack of instruction manual/documentation
- 🔊 Sound issues for some users
- 🎵 Pitch accuracy problems reported
- ❌ Missing second hand notes for some songs

**Reported bugs**

- No sound output for some users
- Volume control not easily accessible
- Incorrect pitches in some instances
- App not functioning properly on some devices

**Requested features**

- Background play functionality
- Transpose button
- Second hand notes for all songs
- Better documentation/tutorial


### Tuba Sim

[App page](https://appshunter.io/ios/app/tuba-sim/id6738584097)

Experience the authentic sound of the tuba with a feature-rich virtual instrument. Explore orchestral and enhanced sound groups, advanced tuning, and dynamic touch controls. Record and share your musical creations with an intuitive and visually appealing interface.

**Highlights:** Authentic tuba sounds, Orchestral and Orchestral-X sound groups, Microtonal tuning, Transpose adjustment, Echo and chorus effects, Sensitive play mode, Built-in recorder

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |
| Get Premium | $9.99 | one-time |


## Frequently asked questions

### Is Harp Real free?

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

### Is Tuba Sim free?

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

### Which has better reviews, Harp Real or Tuba Sim?

Harp Real is rated higher. Harp Real averages 4.7 out of 5 from 635 ratings, while Tuba Sim averages 4.1 from 10 ratings.

### Do Harp Real or Tuba Sim have ads?

Both Harp Real and Tuba Sim show ads.

### Which is updated more often, Harp Real or Tuba Sim?

Harp Real ships an update every 15 months, and Tuba Sim every 3 months. Most recently, Harp Real was updated on September 25, 2026 and Tuba Sim on September 9, 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.*