# Harp Strings vs Speed Master

The clearest difference is update cadence: Harp Strings at every 8 days against Speed Master's every 3 months. Harp Strings also leads on rating (5.0 vs 4.6) and iOS requirement (9.0 vs 13.0). Speed Master's advantage is ratings volume (14 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 4.6. That said, the two scores are not equally well evidenced: Speed Master has 14 ratings behind it against 1, so its average is the more settled of the two.

Harp Strings ships an update every 8 days, Speed Master every 3 months. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Harp Strings | Speed Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/harp-strings/id1095138723/reviews)** | [4.6 (14 ratings)](https://appshunter.io/ios/app/speed-master-speed-test-expert/id1575229429/reviews) |
| Number of ratings | 1 | **14** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 months |
| Monetization | Free | Free |
| Size | 34 MB | 25 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bitwise Systems Inc](https://appshunter.io/developer/1095138722) | [惠桃 曾](https://appshunter.io/developer/1607209894) |

## 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


### Speed Master

[App page](https://appshunter.io/ios/app/speed-master-speed-test-expert/id1575229429)

Quickly test your internet speed in 30 seconds, supporting various network types including WiFi and cellular. Analyze network performance with detailed comparisons and ping tests. Identify and block unknown devices on your local network.

**Highlights:** 30-second network speed tests, WiFi and cellular speed measurement, LAN IP scanner, Ping test for gaming and streaming, Unknown device detection, Historical test reporting

**In-app purchases:** none


## Frequently asked questions

### Is Harp Strings free?

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

### Is Speed Master free?

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

### Which has better reviews, Harp Strings or Speed Master?

Harp Strings is rated higher. Harp Strings averages 5.0 out of 5 from 1 ratings, while Speed Master averages 4.6 from 14 ratings.

### Do Harp Strings or Speed Master have ads?

Neither Harp Strings nor Speed Master shows ads.

### Which is updated more often, Harp Strings or Speed Master?

Harp Strings ships an update every 8 days, and Speed Master every 3 months. Most recently, Harp Strings was updated on October 4, 2026 and Speed Master on October 3, 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.*