# iAccel vs Cytronex App

The clearest difference is in-app purchases: Cytronex App at none against iAccel's 1. Cytronex App also leads on update cadence (every 2 months vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. iAccel sells 1 one-off in-app purchase. Cytronex App asks for nothing beyond the download.

iAccel ships an update every 5 months, Cytronex App every 2 months. The most recent releases landed on June 1, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | iAccel | Cytronex App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 1 MB | 72 MB |
| Requires iOS | 13.0 | **12.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Joseph G Neades](https://appshunter.io/developer/952697110) | [Modern Times Limited](https://appshunter.io/developer/1442899468) |

## What reviewers say

### iAccel

[App page](https://appshunter.io/ios/app/iaccel/id952697111)

Measure your vehicle's acceleration and braking performance with this app. It displays real-time gauges and graphs, stores results for analysis, and offers various test modes. Upgrade to Pro for advanced features like EDR and Crash modes.

**Highlights:** Acceleration and braking performance testing, Real-time gauge and graph display, CSV data export for analysis, 0-60 mph and 0-100 km/h tests, Continuous recording mode, Automatic calibration to gradient, Day/Night mode

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iAccel Pro | $2.99 | one-time |


### Cytronex App

[App page](https://appshunter.io/ios/app/cytronex-app/id1565516923)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iAccel free?

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

### Is Cytronex App free?

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

### Do iAccel or Cytronex App have ads?

Neither iAccel nor Cytronex App shows ads.

### Which is updated more often, iAccel or Cytronex App?

iAccel ships an update every 5 months, and Cytronex App every 2 months. Most recently, iAccel was updated on June 1, 2026 and Cytronex App on September 17, 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.*