# Harp Instrument vs Celesta Sim

The clearest difference is rating: Celesta Sim at 4.7 against Harp Instrument's 3.9. Harp Instrument's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Celesta Sim sells 1 one-off in-app purchase. Harp Instrument asks for nothing beyond the download.

Celesta Sim holds the better App Store score, 4.7 against 3.9. That said, the two scores are not equally well evidenced: Harp Instrument has 26 ratings behind it against 3, so its average is the more settled of the two.

Harp Instrument ships an update every 2 months, Celesta Sim every 4 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Harp Instrument | Celesta Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (26 ratings)](https://appshunter.io/ios/app/harp-instrument/id1444254897/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/celesta-sim/id6738886432/reviews)** |
| Number of ratings | **26** | 3 |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 33 MB | 119 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Duan Nguyen](https://appshunter.io/developer/1377550170) | [Alper Kahriman](https://appshunter.io/developer/1054578352) |

## What reviewers say

### Harp Instrument

[App page](https://appshunter.io/ios/app/harp-instrument/id1444254897)

Explore the beauty of the harp with this virtual instrument app. Enjoy studio-quality sound, customizable string colors, and the ability to record your musical creations. It's designed for anyone interested in experiencing harp music.

**Highlights:** Multi-touch and swipe support, Studio quality harp sound, Sound intensity based on touch position, Customizable string colors, Audio recording and playback, Multiple harp types

**Features:** macOS Compatibility

**In-app purchases:** none


### Celesta Sim

[App page](https://appshunter.io/ios/app/celesta-sim/id6738886432)

This app brings the enchanting, bell-like tones of the celesta to your fingertips. Explore authentic sounds, multiple play modes, and built-in effects to create and share your music.

**Highlights:** Authentic celesta sound samples, Multiple sound and play modes, Real-time reverb and chorus effects, Sensitive touch dynamics, Microtonal tuning, Built-in audio recorder, Customizable keyboard layout

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Premium | $9.99 | one-time |


## Frequently asked questions

### Is Harp Instrument free?

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

### Is Celesta Sim free?

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

### Which has better reviews, Harp Instrument or Celesta Sim?

Celesta Sim is rated higher. Harp Instrument averages 3.9 out of 5 from 26 ratings, while Celesta Sim averages 4.7 from 3 ratings.

### Do Harp Instrument or Celesta Sim have ads?

Celesta Sim shows ads; Harp Instrument does not.

### Which is updated more often, Harp Instrument or Celesta Sim?

Harp Instrument ships an update every 2 months, and Celesta Sim every 4 months. Most recently, Harp Instrument was updated on October 21, 2026 and Celesta Sim on October 24, 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.*