# Harp Strings vs iTongue

The clearest difference is rating: Harp Strings at 5.0 against iTongue's 3.7. Harp Strings also leads on update cadence (every 8 days vs every 28 months) and iOS requirement (9.0 vs 17.0). iTongue's advantage is ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Harp Strings holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Harp Strings ships an update every 8 days, iTongue every 28 months. The most recent releases landed on October 4, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Harp Strings | iTongue |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/harp-strings/id1095138723/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/itongue/id1580878451/reviews) |
| Number of ratings | 1 | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 28 months |
| Monetization | Free | Free |
| Size | 34 MB | 3 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bitwise Systems Inc](https://appshunter.io/developer/1095138722) | [JIACHENG XIE](https://appshunter.io/developer/1580332713) |

## What reviewers say

### Harp Strings

[App page](https://appshunter.io/ios/app/harp-strings/id1095138723)

Adjust audio output for optimal speaker and room acoustics. Offers advanced tone controls for fine-tuning, a mute switch, and the ability to edit amplifier names. Tailor your sound experience with precision.

**Highlights:** Tone controls for speaker and room matching, Advanced tone tuning, Mute switch, Amplifier name editor

**Features:** macOS Compatibility

**In-app purchases:** none


### iTongue

[App page](https://appshunter.io/ios/app/itongue/id1580878451)

Analyze your tongue's appearance by uploading images. Receive a classification result based on the visual data provided. This tool offers a unique way to understand tongue characteristics.

**Highlights:** Tongue image upload, Classification results, User-friendly interface, Health insights

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Harp Strings free?

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

### Is iTongue free?

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

### Which has better reviews, Harp Strings or iTongue?

Harp Strings is rated higher. Harp Strings averages 5.0 out of 5 from 1 ratings, while iTongue averages 3.7 from 3 ratings.

### Do Harp Strings or iTongue have ads?

Neither Harp Strings nor iTongue shows ads.

### Which is updated more often, Harp Strings or iTongue?

Harp Strings ships an update every 8 days, and iTongue every 28 months. Most recently, Harp Strings was updated on October 4, 2026 and iTongue on October 11, 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.*