# DANUBEFLATS vs RiderX

The clearest difference is update cadence: RiderX at every 3 weeks against DANUBEFLATS's every 4 months. DANUBEFLATS's advantage is iOS requirement (13.0 vs 15.1). 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.

DANUBEFLATS ships an update every 4 months, RiderX every 3 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | DANUBEFLATS | RiderX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 89 MB | 69 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Pocket House GmbH](https://appshunter.io/developer/1450647392) | [Mehran Mostaed](https://appshunter.io/developer/1537242432) |

## What reviewers say

### DANUBEFLATS

[App page](https://appshunter.io/ios/app/danubeflats/id6738173085)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### RiderX

[App page](https://appshunter.io/ios/app/riderx/id6749232669)

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

**In-app purchases:** none


## Frequently asked questions

### Is DANUBEFLATS free?

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

### Is RiderX free?

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

### Do DANUBEFLATS or RiderX have ads?

Neither DANUBEFLATS nor RiderX shows ads.

### Which is updated more often, DANUBEFLATS or RiderX?

DANUBEFLATS ships an update every 4 months, and RiderX every 3 weeks. Most recently, DANUBEFLATS was updated on October 25, 2026 and RiderX on October 28, 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.*