# ToothSOS vs ASU

The clearest difference is update cadence: ASU at fortnightly against ToothSOS's every 2 months. 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.

ToothSOS ships an update every 2 months, ASU fortnightly. The most recent releases landed on September 25, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | ToothSOS | ASU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (11 ratings)](https://appshunter.io/ios/app/toothsos/id1368359249/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 28 MB | 71 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [International Association of Dental Traumatology](https://appshunter.io/developer/1368359248) | [EXIST FOR CONGRESS ORGANIZATION](https://appshunter.io/developer/1805375904) |

## What reviewers say

### ToothSOS

[App page](https://appshunter.io/ios/app/toothsos/id1368359249)

Provides emergency steps for patients and detailed guidelines for dental professionals following traumatic tooth injuries. This app aims to help preserve injured teeth and smiles by offering immediate care information and evidence-based treatment protocols.

**Highlights:** Emergency steps for patients, Dental trauma guidelines for professionals, Information on tooth injury survival, Evidence-based treatment protocols, IADT information and resources, Continuing education resources

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

**In-app purchases:** none


### ASU

[App page](https://appshunter.io/ios/app/asu-idc/id6743979923)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ToothSOS free?

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

### Is ASU free?

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

### Do ToothSOS or ASU have ads?

Neither ToothSOS nor ASU shows ads.

### Which is updated more often, ToothSOS or ASU?

ToothSOS ships an update every 2 months, and ASU fortnightly. Most recently, ToothSOS was updated on September 25, 2026 and ASU on May 16, 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.*