# Diesel+ vs FLASHEX

The clearest difference is update cadence: Diesel+ at weekly against FLASHEX's every 3 weeks. FLASHEX's advantage is iOS requirement (15.0 vs 26.0). 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.

Diesel+ ships an update weekly, FLASHEX every 3 weeks. The most recent releases landed on September 2, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Diesel+ | FLASHEX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/flashex/id6742115135/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | — | Free |
| Size | 16 MB | 38 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TPE Europe GmbH](https://appshunter.io/developer/1561470951) | [Alexander Ryzhov](https://appshunter.io/developer/1796903716) |

## What reviewers say

### Diesel+

[App page](https://appshunter.io/ios/app/diesel-plus/id6474500884)

**In-app purchases:** none


### FLASHEX

[App page](https://appshunter.io/ios/app/flashex/id6742115135)

Customize your BMW's firmware with various options, including engine and transmission tuning. Monitor vehicle parameters, read diagnostic trouble codes, and flash pre-defined maps via OBD or WiFi. Supports a wide range of BMW models.

**Highlights:** Customizable firmware options, Engine and transmission ECU re-flashing, Real-time vehicle parameter monitoring, DTC code reading, OBD and WiFi flashing, Datalogging capabilities

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Diesel+ free?

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

### Is FLASHEX free?

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

### Do Diesel+ or FLASHEX have ads?

Neither Diesel+ nor FLASHEX shows ads.

### Which is updated more often, Diesel+ or FLASHEX?

Diesel+ ships an update weekly, and FLASHEX every 3 weeks. Most recently, Diesel+ was updated on September 2, 2026 and FLASHEX on September 9, 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.*