# PDM Manager2 vs RSR Alignment App

The clearest difference is update cadence: PDM Manager2 at every 2 weeks against RSR Alignment App's every 3 months. 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.

PDM Manager2 ships an update every 2 weeks, RSR Alignment App every 3 months. The most recent releases landed on September 10, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | PDM Manager2 | RSR Alignment App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/rsr-alignment-app/id1503116170/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 27 MB | 57 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [昭和精機 株式会社](https://appshunter.io/developer/1433845618) | [TMC CO.,LTD](https://appshunter.io/developer/920283832) |

## What reviewers say

### PDM Manager2

[App page](https://appshunter.io/ios/app/pdm-manager2/id1434649464)

**Features:** macOS Compatibility

**In-app purchases:** none


### RSR Alignment App

[App page](https://appshunter.io/ios/app/rsr-alignment-app/id1503116170)

Measure camber and toe angles using your smartphone. The app displays angles for all four corners, allows zero point adjustment, and stores measurement data for later reference. It also lets you change the measurement interval.

**Highlights:** Measure camber angle, Measure toe angle, Display four-corner angles, Zero point adjustment, Store measurement data, Change measurement interval

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDM Manager2 free?

PDM Manager2 is free to download, with no in-app purchases.

### Is RSR Alignment App free?

RSR Alignment App is free to download, with no in-app purchases.

### Do PDM Manager2 or RSR Alignment App have ads?

Neither PDM Manager2 nor RSR Alignment App shows ads.

### Which is updated more often, PDM Manager2 or RSR Alignment App?

PDM Manager2 ships an update every 2 weeks, and RSR Alignment App every 3 months. Most recently, PDM Manager2 was updated on September 10, 2026 and RSR Alignment App on September 29, 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.*