# ALSi vs TEGRotem

The clearest difference is price: ALSi at Free against TEGRotem's $0.99. ALSi also leads on iOS requirement (8.0 vs 14.0). TEGRotem's advantage is update cadence (every 4 days vs every 3 weeks) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

ALSi is free to download; TEGRotem costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ALSi ships an update every 3 weeks, TEGRotem every 4 days. The most recent releases landed on June 3, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | ALSi | TEGRotem |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/alsi/id664980820/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 34 MB | 14 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [iSimulate Pty Ltd](https://appshunter.io/developer/494486341) | [Philip Cumpston](https://appshunter.io/developer/1170883918) |

## What reviewers say

### ALSi

[App page](https://appshunter.io/ios/app/alsi/id664980820)

This advanced patient simulation package offers a realistic training experience for medical professionals. It functions as a multi-parameter monitor, AED, and defibrillator, easily set up for in-situ training with over 50 ECG, BP, and SpO2 waveforms.

**Highlights:** Realistic patient condition simulation, Multi-parameter monitor, AED & defibrillator functionality, Easy setup, In-situ training, 50+ ECG, BP, SpO2 waveforms, Selected scenarios

**In-app purchases:** none


### TEGRotem

[App page](https://appshunter.io/ios/app/tegrotem/id6747608737)

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

**In-app purchases:** none


## Frequently asked questions

### Is ALSi free?

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

### Is TEGRotem free?

TEGRotem costs $0.99, with no in-app purchases.

### Do ALSi or TEGRotem have ads?

Neither ALSi nor TEGRotem shows ads.

### Which is updated more often, ALSi or TEGRotem?

ALSi ships an update every 3 weeks, and TEGRotem every 4 days. Most recently, ALSi was updated on June 3, 2026 and TEGRotem on September 18, 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.*