# RideLink vs SRM PM9

The clearest difference is rating: SRM PM9 at 5.0 against RideLink's 1.3. RideLink's advantage is ratings volume (31 vs 2). On price, update cadence, 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.

SRM PM9 holds the better App Store score, 5.0 against 1.3. That said, the two scores are not equally well evidenced: RideLink has 31 ratings behind it against 2, so its average is the more settled of the two.

RideLink ships an update every 6 weeks, SRM PM9 every 2 months. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | RideLink | SRM PM9 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.3 (31 ratings)](https://appshunter.io/ios/app/ridelink/id1361498436/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/srm-pm9/id1568305482/reviews)** |
| Number of ratings | **31** | 2 |
| Positive reviews | 3.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 12 MB | 26 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Giant Manufacturing Co., LTD.](https://appshunter.io/developer/952147757) | [Ulrich Schoberer](https://appshunter.io/developer/1051801775) |

## What reviewers say

### RideLink

[App page](https://appshunter.io/ios/app/ridelink/id1361498436)

Update firmware for cycling computers and power meters, and view detailed performance data like pedal balance and force angle. Track heart rate and cadence for a comprehensive workout overview. Save and share your ride data for future analysis.

**Highlights:** Firmware updates for Giant Power Pro and CycloSmart, View pedal balance and force angle, Calibrate power meters, Connect with BLE heart rate straps, Connect with BLE cadence sensors, Adjust smart trainer resistance, Save and email ride data

**Features:** macOS Compatibility

**In-app purchases:** none


### SRM PM9

[App page](https://appshunter.io/ios/app/srm-pm9/id1568305482)

This app provides advanced power measurement for cyclists, offering high accuracy in various conditions. It features magnet-less cadence, left/right balance, and pedal smoothness analysis, connecting seamlessly with ANT+ and Bluetooth devices.

**Highlights:** Magnet-less cadence, Left/Right balance measurement, Pedal smoothness analysis, Automatic temperature compensation, ANT+ and Bluetooth LE connectivity, Rechargeable battery, Zwift compatible

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RideLink free?

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

### Is SRM PM9 free?

SRM PM9 is free to download, with no in-app purchases.

### Which has better reviews, RideLink or SRM PM9?

SRM PM9 is rated higher. RideLink averages 1.3 out of 5 from 31 ratings, while SRM PM9 averages 5.0 from 2 ratings.

### Do RideLink or SRM PM9 have ads?

Neither RideLink nor SRM PM9 shows ads.

### Which is updated more often, RideLink or SRM PM9?

RideLink ships an update every 6 weeks, and SRM PM9 every 2 months. Most recently, RideLink was updated on October 25, 2026 and SRM PM9 on October 10, 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.*