# My MobileRx vs ISN Observer App

The clearest difference is update cadence: ISN Observer App at every 3 weeks against My MobileRx's every 21 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.

My MobileRx ships an update every 21 months, ISN Observer App every 3 weeks. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | My MobileRx | ISN Observer App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/my-mobilerx/id827941260/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 88 MB | 151 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Smart Solutions, Inc](https://appshunter.io/developer/827941263) | [Aleut Community of St. Paul Island Tribal Government](https://appshunter.io/developer/1329178887) |

## What reviewers say

### My MobileRx

[App page](https://appshunter.io/ios/app/my-mobilerx/id827941260)

Easily refill prescriptions and check order status with this pharmacy application. Access your pharmacy's contact information and scan or type prescription numbers for quick refills or pickup updates.

**Highlights:** Prescription refills, Order status tracking, Pharmacy contact information, Scan prescription numbers, Type prescription numbers

**Features:** macOS Compatibility

**In-app purchases:** none


### ISN Observer App

[App page](https://appshunter.io/ios/app/isn-observer-app/id6502642318)

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

**In-app purchases:** none


## Frequently asked questions

### Is My MobileRx free?

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

### Is ISN Observer App free?

ISN Observer App is free to download, with no in-app purchases.

### Do My MobileRx or ISN Observer App have ads?

Neither My MobileRx nor ISN Observer App shows ads.

### Which is updated more often, My MobileRx or ISN Observer App?

My MobileRx ships an update every 21 months, and ISN Observer App every 3 weeks. Most recently, My MobileRx was updated on October 21, 2026 and ISN Observer App on October 24, 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.*