# My PDA vs Controlled Release Society

The clearest difference is update cadence: My PDA at every 2 months against Controlled Release Society's every 11 months. My PDA also leads on ratings volume (265 vs 34). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.7 for My PDA against 4.8 for Controlled Release Society. That said, the two scores are not equally well evidenced: My PDA has 265 ratings behind it against 34, so its average is the more settled of the two.

My PDA ships an update every 2 months, Controlled Release Society every 11 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | My PDA | Controlled Release Society |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (265 ratings)](https://appshunter.io/ios/app/my-pda/id1452363193/reviews) | **[4.8 (34 ratings)](https://appshunter.io/ios/app/controlled-release-society/id1629109132/reviews)** |
| Number of ratings | **265** | 34 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | Free | Free |
| Size | 87 MB | 82 MB |
| Requires iOS | 15.5 | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [PARENTERAL DRUG ASSOCIATION](https://appshunter.io/developer/1346203270) | [Controlled Release Society, Inc](https://appshunter.io/developer/1484852690) |

## What reviewers say

### My PDA

[App page](https://appshunter.io/ios/app/my-pda/id1452363193)

Access conference materials, connect with other attendees, and engage with presentations. Take notes directly on slides or draw on them for a personalized learning experience.

**Highlights:** Access conference presentations, View exhibitors, Connect with attendees, Take notes on slides, Draw on presentation slides

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

**In-app purchases:** none


### Controlled Release Society

[App page](https://appshunter.io/ios/app/controlled-release-society/id1629109132)

Access presentations, presenter, and exhibitor details for select society meetings. Draw, highlight, and take notes directly on presentation slides, with all notes saved online for easy access.

**Highlights:** Browse presentations, View presenter details, Access exhibitor information, Draw and highlight on slides, Take notes on slides, Online note saving

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

**In-app purchases:** none


## Frequently asked questions

### Is My PDA free?

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

### Is Controlled Release Society free?

Controlled Release Society is free to download, with no in-app purchases.

### Which has better reviews, My PDA or Controlled Release Society?

Controlled Release Society is rated higher. My PDA averages 4.7 out of 5 from 265 ratings, while Controlled Release Society averages 4.8 from 34 ratings.

### Do My PDA or Controlled Release Society have ads?

Neither My PDA nor Controlled Release Society shows ads.

### Which is updated more often, My PDA or Controlled Release Society?

My PDA ships an update every 2 months, and Controlled Release Society every 11 months. Most recently, My PDA was updated on November 2, 2026 and Controlled Release Society on November 3, 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.*