# mobilePDR vs RxWriter

The clearest difference is update cadence: RxWriter at every 2 weeks against mobilePDR's every 2 months. mobilePDR's advantage is iOS requirement (9.0 vs 14.5). 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.

mobilePDR ships an update every 2 months, RxWriter every 2 weeks. The most recent releases landed on October 14, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | mobilePDR | RxWriter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (101 ratings)](https://appshunter.io/ios/app/mobilepdr/id964947063/reviews)** | — |
| Number of ratings | **101** | — |
| Positive reviews | 31.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 112 MB | 6 MB |
| Requires iOS | **9.0** | 14.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [PDR Equity, LLC](https://appshunter.io/developer/781863012) | [Leo Passov](https://appshunter.io/developer/1608505520) |

## What reviewers say

### mobilePDR

[App page](https://appshunter.io/ios/app/mobilepdr/id964947063)

Access up-to-date drug prescribing information for healthcare professionals. Quickly search thousands of drug summaries, compare medications, and check for interactions. Identify pills with color photos and imprint codes.

**Highlights:** Concise drug summaries, Drug comparison tool, Drug interaction checker, Pill identification with photos, Search by brand, generic, or class, Continuous updates

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Great information resource
- 👍 Useful for medical professionals
- 👍 Detailed drug information
- 👍 No subscriptions needed
- 👍 Quick and accurate descriptions

**What reviewers complain about**

- ⚫ Unreadable in dark mode
- ⚫ Dark text on black background
- ⚫ Poor contrast issues
- 🐛 Buggy at times
- 🐛 App crashes frequently

**Reported bugs**

- Text unreadable in dark mode
- Black text on black background
- App crashes during comparison
- App crashes on launch
- Login errors

**Requested features**

- Add dark mode option
- Improve readability in dark mode
- Allow landscape orientation
- Fix drug identification errors
- Add DEA/drug scheduling tab


### RxWriter

[App page](https://appshunter.io/ios/app/rxwriter/id1608505518)

**In-app purchases:** none


## Frequently asked questions

### Is mobilePDR free?

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

### Is RxWriter free?

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

### Do mobilePDR or RxWriter have ads?

Neither mobilePDR nor RxWriter shows ads.

### Which is updated more often, mobilePDR or RxWriter?

mobilePDR ships an update every 2 months, and RxWriter every 2 weeks. Most recently, mobilePDR was updated on October 14, 2026 and RxWriter on October 1, 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.*