# PM8DAm vs Ryden Bicycle Config Tool

The clearest difference is update cadence: PM8DAm at every 2 months against Ryden Bicycle Config Tool's every 11 months. PM8DAm also leads on device support (4 vs 1) and iOS requirement (13.2 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PM8DAm ships an update every 2 months, Ryden Bicycle Config Tool every 11 months. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | PM8DAm | Ryden Bicycle Config Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ryden-bicycle-config-tool/id6737087959/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | — | Free |
| Size | 20 MB | 42 MB |
| Requires iOS | **13.2** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ulrich Schoberer](https://appshunter.io/developer/1051801775) | [Juan Gerardo Menendez Fernandez](https://appshunter.io/developer/1774598305) |

## What reviewers say

### PM8DAm

[App page](https://appshunter.io/ios/app/pm8dam/id1473401395)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ryden Bicycle Config Tool

[App page](https://appshunter.io/ios/app/ryden-bicycle-config-tool/id6737087959)

This tool helps cyclists achieve optimal bike fit and performance. It offers precise measurements, step-by-step guidance, and the ability to replicate your ideal setup across multiple bikes. Compare aerodynamic and rolling resistance coefficients between rides.

**Highlights:** Precise bike measurements, Step-by-step guidance, Replicate bike setups, CdA and Crr coefficient comparison, Standalone tape measure option, Automatic angle capture

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PM8DAm free?

PM8DAm is free to download, with no in-app purchases.

### Is Ryden Bicycle Config Tool free?

Ryden Bicycle Config Tool is free to download, with no in-app purchases.

### Do PM8DAm or Ryden Bicycle Config Tool have ads?

Neither PM8DAm nor Ryden Bicycle Config Tool shows ads.

### Which is updated more often, PM8DAm or Ryden Bicycle Config Tool?

PM8DAm ships an update every 2 months, and Ryden Bicycle Config Tool every 11 months. Most recently, PM8DAm was updated on October 26, 2026 and Ryden Bicycle Config Tool on October 30, 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.*