# PerfExpert vs Dyno

The clearest difference is price: Dyno at Free against PerfExpert's $8.99. Dyno also leads on in-app purchases (none vs 8) and iOS requirement (12.0 vs 15.0). PerfExpert's advantage is chart position (#42 vs unranked). On ads and device support there is nothing between them.

Dyno is free to download; PerfExpert costs $8.99 up front. PerfExpert sells 8 in-app purchases, starting at $11.99 per month. Dyno asks for nothing beyond the download.

## The numbers

| Metric | PerfExpert | Dyno |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[3.7 (12 ratings)](https://appshunter.io/ios/app/perfexpert-car-dyno-hp-test/id549390700/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 63.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#42** | — |
| Size | 30 MB | 35 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Claude JOSEPH ANGELIQUE](https://appshunter.io/developer/549390703) | [GYMMANAGER SP Z O O](https://appshunter.io/developer/966545442) |

## What reviewers say

### PerfExpert

[App page](https://appshunter.io/ios/app/perfexpert-car-dyno-hp-test/id549390700)

**Currently charting:** #42 Top Paid · Sports (US App Store)

Transform your smartphone into a powerful onboard dyno to measure your car's engine power and torque with high accuracy. Verify tuning, remaps, and upgrades with detailed reports and interactive charts. No external sensors or car connection required.

**Highlights:** Engine power and torque measurement, 0-60 mph and 0-100 km/h acceleration times, Quarter mile and 400m times, Detailed reports with interactive charts, Correction standards (DIN, SAE, ISO, JIS, CEE), Customizable units, Export results as data files or images

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PerfExpert Pro | $11.99 | per month |
| PerfExpert Pro Max | $24.99 | per month |
| PerfExpert Pro | $89.99 | per year |
| PerfExpert Pro Max | $199.99 | per year |
| 1 Extra Car Profile | $3.99 | one-time |
| 3 Extra Car Profiles | $9.99 | one-time |
| 5 Extra Car Profiles | $14.99 | one-time |
| External GPS Unlock | $17.99 | one-time |


### Dyno

[App page](https://appshunter.io/ios/app/dyno/id6739288321)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PerfExpert free?

PerfExpert costs $8.99, and also offers in-app purchases.

### Is Dyno free?

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

### Do PerfExpert or Dyno have ads?

Neither PerfExpert nor Dyno shows ads.

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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.*