# ASCAR vs TEGRotem

The clearest difference is price: ASCAR at Free against TEGRotem's $0.99. TEGRotem's advantage is update cadence (every 4 days vs every 2 months) and chart position (#193 vs unranked). On ads, in-app purchases and device support there is nothing between them.

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

ASCAR ships an update every 2 months, TEGRotem every 4 days. The most recent releases landed on September 22, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | ASCAR | TEGRotem |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | — |
| Best chart rank | — | **#193** |
| Size | 22 MB | 14 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Anaesthesia Cognitive Aids and Research Group Incorporated](https://appshunter.io/developer/1609670504) | [Philip Cumpston](https://appshunter.io/developer/1170883918) |

## What reviewers say

### ASCAR

[App page](https://appshunter.io/ios/app/ascar/id1600414369)

This app provides a comprehensive, up-to-date library of cognitive aids for anaesthetists to support planning and crisis response in operating theatres. It features a paediatric dose calculator and advanced search functionality for quick access to critical information, even offline.

**Highlights:** Complete ASCAR library, Paediatric Dose Calculator, Offline access, Advanced search function, Automatically updated aids

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

**In-app purchases:** none


### TEGRotem

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

**Currently charting:** #193 Top Paid · Medical (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is ASCAR free?

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

### Is TEGRotem free?

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

### Do ASCAR or TEGRotem have ads?

Neither ASCAR nor TEGRotem shows ads.

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

ASCAR ships an update every 2 months, and TEGRotem every 4 days. Most recently, ASCAR was updated on September 22, 2026 and TEGRotem on September 4, 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.*