# MicroKeyVault Mobile vs Rx Corner

The clearest difference is in-app purchases: MicroKeyVault Mobile at none against Rx Corner's 1. MicroKeyVault Mobile also leads on ads (none vs shown). Rx Corner's advantage is device support (3 vs 1). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Rx Corner sells 1 one-off in-app purchase. MicroKeyVault Mobile asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for MicroKeyVault Mobile against 5.0 for Rx Corner. Both are backed by a comparable volume of ratings — 4 and 5 respectively.

MicroKeyVault Mobile ships an update every 5 months, Rx Corner every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | MicroKeyVault Mobile | Rx Corner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/microkeyvault-mobile/id1544336093/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/rx-corner-calendar/id1565747160/reviews) |
| Number of ratings | 4 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 133 MB | 17 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Midwest Security Products, Inc.](https://appshunter.io/developer/1544336095) | [Collishaw Technologies LLC](https://appshunter.io/developer/1512839595) |

## What reviewers say

### MicroKeyVault Mobile

[App page](https://appshunter.io/ios/app/microkeyvault-mobile/id1544336093)

Access your organization's security devices, including key vaults and padlocks, using your smartphone. This app securely manages device authorization and maintains an audit trail of all unlock and access attempts.

**Highlights:** Unlock key vaults, padlocks, and door controllers, Access security devices with your phone, Securely manage device authorization, Record audit trails of unlock activity, Sign in with organizational credentials

**In-app purchases:** none


### Rx Corner

[App page](https://appshunter.io/ios/app/rx-corner-calendar/id1565747160)

Easily calculate prescription refill dates with this interactive calendar. Set your last pickup date and day supply to determine your next refill. Offers customizable display options and Apple Watch integration for quick access.

**Highlights:** Interactive refill date calculation, Customizable display options, Apple Watch quick reference, Light and dark mode support, User-friendly interface

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Banner Ad Removal | $1.99 | one-time |


## Frequently asked questions

### Is MicroKeyVault Mobile free?

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

### Is Rx Corner free?

Rx Corner is free to download, with in-app purchases available.

### Which has better reviews, MicroKeyVault Mobile or Rx Corner?

MicroKeyVault Mobile and Rx Corner are both rated 5.0 out of 5 on the App Store, from 4 and 5 ratings respectively.

### Do MicroKeyVault Mobile or Rx Corner have ads?

Rx Corner shows ads; MicroKeyVault Mobile does not.

### Which is updated more often, MicroKeyVault Mobile or Rx Corner?

MicroKeyVault Mobile ships an update every 5 months, and Rx Corner every 4 months. Most recently, MicroKeyVault Mobile was updated on October 24, 2026 and Rx Corner 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.*