# UPDRS vs PDMonitorApp

The clearest difference is update cadence: PDMonitorApp at monthly against UPDRS's every 14 months. UPDRS's advantage is iOS requirement (6.0 vs 10.0). 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.

UPDRS ships an update every 14 months, PDMonitorApp monthly. The most recent releases landed on September 17, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | UPDRS | PDMonitorApp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Monthly** |
| Size | 11 MB | 114 MB |
| Requires iOS | **6.0** | 10.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [DOCTOT](https://appshunter.io/developer/351335901) | [PD Neurotechnology Ltd.](https://appshunter.io/developer/1507373692) |

## What reviewers say

### UPDRS

[App page](https://appshunter.io/ios/app/updrs/id716673354)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDMonitorApp

[App page](https://appshunter.io/ios/app/pdmonitorapp/id1507373693)

**In-app purchases:** none


## Frequently asked questions

### Is UPDRS free?

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

### Is PDMonitorApp free?

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

### Do UPDRS or PDMonitorApp have ads?

Neither UPDRS nor PDMonitorApp shows ads.

### Which is updated more often, UPDRS or PDMonitorApp?

UPDRS ships an update every 14 months, and PDMonitorApp monthly. Most recently, UPDRS was updated on September 17, 2026 and PDMonitorApp on September 19, 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.*