# iTEM vs ASCAR

The clearest difference is update cadence: ASCAR at every 2 months against iTEM's every 5 months. iTEM's advantage is iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iTEM ships an update every 5 months, ASCAR every 2 months. The most recent releases landed on July 31, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | iTEM | ASCAR |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 87.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 22 MB | 22 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [JR Analytics Pty Ltd](https://appshunter.io/developer/1567884131) | [Anaesthesia Cognitive Aids and Research Group Incorporated](https://appshunter.io/developer/1609670504) |

## What reviewers say

### iTEM

[App page](https://appshunter.io/ios/app/item/id1573537854)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is iTEM free?

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

### Is ASCAR free?

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

### Do iTEM or ASCAR have ads?

Neither iTEM nor ASCAR shows ads.

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

iTEM ships an update every 5 months, and ASCAR every 2 months. Most recently, iTEM was updated on July 31, 2026 and ASCAR on September 22, 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.*