# SMST vs HerDiabetes

The clearest difference is in-app purchases: SMST at none against HerDiabetes's 2. SMST also leads on iOS requirement (9.0 vs 17.6). HerDiabetes's advantage is update cadence (fortnightly vs every 35 months). On price, ads and device support there is nothing between them.

Both are free to download. HerDiabetes sells 2 in-app purchases, starting at $9.99 per month. SMST asks for nothing beyond the download.

SMST ships an update every 35 months, HerDiabetes fortnightly. The most recent releases landed on October 26, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | SMST | HerDiabetes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/herdiabetes/id6746731490/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 35 months | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 1 MB | 25 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Opatus AB](https://appshunter.io/developer/857716985) | [HerDiabetes Health Inc](https://appshunter.io/developer/1818171497) |

## What reviewers say

### SMST

[App page](https://appshunter.io/ios/app/smst/id914209039)

**Features:** macOS Compatibility

**In-app purchases:** none


### HerDiabetes

[App page](https://appshunter.io/ios/app/herdiabetes/id6746731490)

This app helps women manage diabetes by correlating menstrual cycle phases with blood glucose levels. It offers personalized education, AI-powered suggestions for exercise and recipes, and comprehensive wellness tracking, all while prioritizing user privacy with on-device data processing.

**Highlights:** Cycle-aware glucose tracking, Glucose pattern analysis by cycle phase, Time in Range tracking, Personalized education modules, AI-powered exercise and recipe suggestions, Complete wellness tracking, On-device data privacy

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HerDiabetes Premium (Monthly) | $9.99 | per month |
| HerDiabetes Premium (Annual) | $69.99 | per year |


## Frequently asked questions

### Is SMST free?

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

### Is HerDiabetes free?

HerDiabetes is free to download, with in-app purchases available.

### Do SMST or HerDiabetes have ads?

Neither SMST nor HerDiabetes shows ads.

### Which is updated more often, SMST or HerDiabetes?

SMST ships an update every 35 months, and HerDiabetes fortnightly. Most recently, SMST was updated on October 26, 2026 and HerDiabetes on October 20, 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.*