# TEM Guide vs iTEM

TEM Guide and iTEM are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

TEM Guide ships an update every 7 months, iTEM every 5 months. The most recent releases landed on September 14, 2026 and July 31, 2026 respectively.

## The numbers

| Metric | TEM Guide | iTEM |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 months** |
| Monetization | Free | — |
| Size | 17 MB | 22 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Josh Case](https://appshunter.io/developer/1142529891) | [JR Analytics Pty Ltd](https://appshunter.io/developer/1567884131) |

## What reviewers say

### TEM Guide

[App page](https://appshunter.io/ios/app/tem-guide/id1396817192)

This app provides a step-by-step guide for optimizing blood product selection and administration in TEM-directed transfusions. It aims to simplify and standardize the transfusion process for improved patient outcomes.

**Highlights:** Optimized blood product selection, Step-wise administration guide, Standardized transfusion process, Improved patient outcomes, Accessible transfusion guidelines

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

**In-app purchases:** none


### iTEM

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TEM Guide free?

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

### Is iTEM free?

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

### Do TEM Guide or iTEM have ads?

Neither TEM Guide nor iTEM shows ads.

### Which is updated more often, TEM Guide or iTEM?

TEM Guide ships an update every 7 months, and iTEM every 5 months. Most recently, TEM Guide was updated on September 14, 2026 and iTEM on July 31, 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.*