# iToxin vs OnADose

The clearest difference is iOS requirement: OnADose at 11.0 against iToxin's 16.0. 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.

iToxin ships an update every 4 months, OnADose every 8 months. Both last shipped on October 3, 2026.

## The numbers

| Metric | iToxin | OnADose |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/onadose/id1645036878/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | — | Free |
| Size | 740 MB | 44 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Teracat](https://appshunter.io/developer/562843085) | [AbbVie](https://appshunter.io/developer/658342806) |

## What reviewers say

### iToxin

[App page](https://appshunter.io/ios/app/itoxin/id1197347362)

**Features:** macOS Compatibility

**In-app purchases:** none


### OnADose

[App page](https://appshunter.io/ios/app/onadose/id1645036878)

This educational tool assists US healthcare professionals with onabotulinumtoxinA dosing and reconstitution for conditions like chronic migraine, spasticity, and cervical dystonia. It provides important safety information and indications for approved uses.

**Highlights:** OnabotulinumtoxinA dosing guidance, Reconstitution information, Educational tool for healthcare professionals, Information on chronic migraine, Information on spasticity, Information on cervical dystonia, Important safety information

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iToxin free?

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

### Is OnADose free?

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

### Do iToxin or OnADose have ads?

Neither iToxin nor OnADose shows ads.

### Which is updated more often, iToxin or OnADose?

iToxin ships an update every 4 months, and OnADose every 8 months. Most recently, iToxin was updated on October 3, 2026 and OnADose on October 3, 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.*