# Rx30 InventoryRx vs Logical Ink 8.1

The clearest difference is device support: Rx30 InventoryRx at 3 against Logical Ink 8.1's 1. Rx30 InventoryRx also leads on iOS requirement (8.0 vs 16.0). On price, update cadence, 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.

Rx30 InventoryRx ships an update every 2 months, Logical Ink 8.1 every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Rx30 InventoryRx | Logical Ink 8.1 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/logical-ink-81/id1608210738/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free |
| Size | 2 MB | 28 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 17+ | 12+ |
| Developer | [System Training Specialists Inc.](https://appshunter.io/developer/1051297895) | [Bottomline Technologies](https://appshunter.io/developer/528699510) |

## What reviewers say

### Rx30 InventoryRx

[App page](https://appshunter.io/ios/app/rx30-inventoryrx/id1051369335)

**In-app purchases:** none


### Logical Ink 8.1

[App page](https://appshunter.io/ios/app/logical-ink-81/id1608210738)

This application allows healthcare organizations to capture patient data and signatures electronically, replacing paper forms. It streamlines workflows, reduces errors, and enhances patient safety with an intuitive digital ink interface. Requires a licensed user account for access.

**Highlights:** Electronic signature capture, Discrete data and photo capture, Reduces errors and improves patient safety, Streamlined registration workflow, Enables bedside care, Drag-and-drop form design tool, Integrates with EMR/ECM systems

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rx30 InventoryRx free?

Rx30 InventoryRx is free to download, with no in-app purchases.

### Is Logical Ink 8.1 free?

Logical Ink 8.1 is free to download, with no in-app purchases.

### Do Rx30 InventoryRx or Logical Ink 8.1 have ads?

Neither Rx30 InventoryRx nor Logical Ink 8.1 shows ads.

### Which is updated more often, Rx30 InventoryRx or Logical Ink 8.1?

Rx30 InventoryRx ships an update every 2 months, and Logical Ink 8.1 every 3 months. Most recently, Rx30 InventoryRx was updated on November 2, 2026 and Logical Ink 8.1 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.*