# Dyno Chart vs Pedal Controls

The clearest difference is in-app purchases: Pedal Controls at none against Dyno Chart's 1. Dyno Chart's advantage is update cadence (every 3 months vs every 22 months) and iOS requirement (7.0 vs 17). On price, ads and device support there is nothing between them.

Both are free to download. Dyno Chart sells 1 one-off in-app purchase. Pedal Controls asks for nothing beyond the download.

Dyno Chart ships an update every 3 months, Pedal Controls every 22 months. The most recent releases landed on October 10, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Dyno Chart | Pedal Controls |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.2 (6 ratings)](https://appshunter.io/ios/app/dyno-chart-obd-ii-engine-performance-tool/id602676538/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 22 months |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 20 MB |
| Requires iOS | **7.0** | 17 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [K SOLUTION LLC](https://appshunter.io/developer/289670447) | [WDL Solutions GbR](https://appshunter.io/developer/1447156694) |

## What reviewers say

### Dyno Chart

[App page](https://appshunter.io/ios/app/dyno-chart-obd-ii-engine-performance-tool/id602676538)

This tool analyzes your vehicle's engine performance, displaying max power and torque against RPM. It connects via an OBD II adapter to gather sensor data and generate detailed charts. Ensure compatibility before unlocking full features.

**Highlights:** Max power and torque vs RPM charts, OBD II sensor data collection, Vehicle compatibility check, ELM Wi-Fi/Bluetooth LE adapter support, In-app chart function unlock

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dyno Chart Unlock | $4.99 | one-time |


### Pedal Controls

[App page](https://appshunter.io/ios/app/pedal-controls/id1447156688)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Dyno Chart free?

Dyno Chart is free to download, with in-app purchases available.

### Is Pedal Controls free?

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

### Do Dyno Chart or Pedal Controls have ads?

Neither Dyno Chart nor Pedal Controls shows ads.

### Which is updated more often, Dyno Chart or Pedal Controls?

Dyno Chart ships an update every 3 months, and Pedal Controls every 22 months. Most recently, Dyno Chart was updated on October 10, 2026 and Pedal Controls on October 20, 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.*