# Red Taper vs Modbus 40001

The clearest difference is in-app purchases: Modbus 40001 at none against Red Taper's 1. Modbus 40001 also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.6). Red Taper's advantage is update cadence (weekly vs every 5 weeks). On price and ads there is nothing between them.

Both are free to download. Red Taper sells 1 one-off in-app purchase. Modbus 40001 asks for nothing beyond the download.

Red Taper ships an update weekly, Modbus 40001 every 5 weeks. The most recent releases landed on October 25, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Red Taper | Modbus 40001 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Size | 3 MB | 58 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jamie Steiner](https://appshunter.io/developer/1786884949) | [PHILIP JULIAN ROBINSON](https://appshunter.io/developer/1865579763) |

## What reviewers say

### Red Taper

[App page](https://appshunter.io/ios/app/red-taper/id6755159713)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Voice Transcriber | $4.99 | one-time |


### Modbus 40001

[App page](https://appshunter.io/ios/app/modbus-40001/id6799202584)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Red Taper free?

Red Taper is free to download, with in-app purchases available.

### Is Modbus 40001 free?

Modbus 40001 is free to download, with no in-app purchases.

### Do Red Taper or Modbus 40001 have ads?

Neither Red Taper nor Modbus 40001 shows ads.

### Which is updated more often, Red Taper or Modbus 40001?

Red Taper ships an update weekly, and Modbus 40001 every 5 weeks. Most recently, Red Taper was updated on October 25, 2026 and Modbus 40001 on October 16, 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.*