# iLQ vs Thécitox

The clearest difference is iOS requirement: iLQ at 6.0 against Thécitox's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

iLQ ships an update every 32 months, Thécitox every 60 months. The most recent releases landed on September 11, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | iLQ | Thécitox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/ilq/id384465112/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 32 months** | Every 60 months |
| Monetization | Free | — |
| Size | 12 MB | 37 MB |
| Requires iOS | **6.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [SFjRO](https://appshunter.io/developer/384465115) | [YKA](https://appshunter.io/developer/947553977) |

## What reviewers say

### iLQ

[App page](https://appshunter.io/ios/app/ilq/id384465112)

This medical app calculates radiotherapy dose equivalents using the linear-quadratic model. It allows users to select specific organs at risk or define their own alpha/beta ratios for research purposes.

**Highlights:** Linear-quadratic model calculation, Organ at risk selection, Custom alpha/beta ratio input, Research use only

**Features:** macOS Compatibility

**In-app purchases:** none


### Thécitox

[App page](https://appshunter.io/ios/app/thecitox/id1073335603)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iLQ free?

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

### Is Thécitox free?

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

### Do iLQ or Thécitox have ads?

Neither iLQ nor Thécitox shows ads.

### Which is updated more often, iLQ or Thécitox?

iLQ ships an update every 32 months, and Thécitox every 60 months. Most recently, iLQ was updated on September 11, 2026 and Thécitox on September 7, 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.*