# DynoRoad vs String Master

The clearest difference is iOS requirement: DynoRoad at 15.0 against String Master's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | DynoRoad | String Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dynoroad/id1611979449/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 38.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 63 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MAGICMOTORSPORT SRL](https://appshunter.io/developer/1605581741) | [David Yates](https://appshunter.io/developer/1690412332) |

## What reviewers say

### DynoRoad

[App page](https://appshunter.io/ios/app/dynoroad/id1611979449)

Measure your vehicle's horsepower and torque in real-time driving conditions without any wires or cables. This tool connects to your smartphone via Bluetooth, providing comprehensive performance analysis.

**Highlights:** Real-time horsepower and torque measurement, Wireless Bluetooth connectivity, No extra cables or laptop needed, Monitors vehicle performance timing, Revolutionary probe for measurements

**In-app purchases:** none


### String Master

[App page](https://appshunter.io/ios/app/string-master/id6473636981)

**In-app purchases:** none


## Frequently asked questions

### Is DynoRoad free?

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

### Is String Master free?

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

### Do DynoRoad or String Master have ads?

Neither DynoRoad nor String Master shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*