# smarTooth vs ToothSOS

smarTooth and ToothSOS both sit at 5.0 stars, but that hides the real split: 100% of smarTooth's written reviews are positive against 86% of ToothSOS's. smarTooth also leads on iOS requirement (8.0 vs 13.0). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for smarTooth against 4.9 for ToothSOS. Both are backed by a comparable volume of ratings — 25 and 11 respectively. Written reviews are what separate them: 100% of smarTooth's written reviews are positive against 86% of ToothSOS's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 3, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | smarTooth | ToothSOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (25 ratings)](https://appshunter.io/ios/app/smartooth/id1007662611/reviews)** | [4.9 (11 ratings)](https://appshunter.io/ios/app/toothsos/id1368359249/reviews) |
| Number of ratings | **25** | 11 |
| Positive reviews | **100.0% of reviews** | 85.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 39 MB | 28 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Augusta University](https://appshunter.io/developer/319778530) | [International Association of Dental Traumatology](https://appshunter.io/developer/1368359248) |

## What reviewers say

### smarTooth

[App page](https://appshunter.io/ios/app/smartooth/id1007662611)

This medical app automates space analysis and tooth proportion calculations for dental professionals. It aids in diagnosis and treatment planning by providing various dental analyses, but does not replace clinical judgment.

**Highlights:** Automated space analysis, Tooth proportion calculations, Tooth size/arch length discrepancy, Bolton’s analysis, Moyer’s and Tanaka-Johnston analyses, Smile analysis

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is smarTooth free?

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

### Is ToothSOS free?

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

### Which has better reviews, smarTooth or ToothSOS?

smarTooth is rated higher. smarTooth averages 5.0 out of 5 from 25 ratings, while ToothSOS averages 4.9 from 11 ratings.

### Do smarTooth or ToothSOS have ads?

Neither smarTooth nor ToothSOS shows ads.

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

smarTooth ships an update every 2 months, and ToothSOS every 2 months. Most recently, smarTooth was updated on October 3, 2026 and ToothSOS on September 25, 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.*