# FLASHEX vs Rival Aqua

The clearest difference is in-app purchases: FLASHEX at none against Rival Aqua's 1. FLASHEX also leads on device support (3 vs 1). Rival Aqua's advantage is update cadence (weekly vs fortnightly). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Rival Aqua sells 1 one-off in-app purchase. FLASHEX asks for nothing beyond the download.

FLASHEX ships an update fortnightly, Rival Aqua weekly. The most recent releases landed on September 27, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | FLASHEX | Rival Aqua |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/flashex/id6742115135/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | — |
| Size | 108 MB | 1 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Ryzhov](https://appshunter.io/developer/1796903716) | [Makarov Anton](https://appshunter.io/developer/6780273796) |

## What reviewers say

### 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


### Rival Aqua

[App page](https://appshunter.io/ios/app/rival-aqua/id6795191010)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | one-time |


## Frequently asked questions

### Is FLASHEX free?

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

### Is Rival Aqua free?

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

### Do FLASHEX or Rival Aqua have ads?

Neither FLASHEX nor Rival Aqua shows ads.

### Which is updated more often, FLASHEX or Rival Aqua?

FLASHEX ships an update fortnightly, and Rival Aqua weekly. Most recently, FLASHEX was updated on September 27, 2026 and Rival Aqua on October 2, 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.*