# Stack Tracker AI vs Somilo

The clearest difference is iOS requirement: Somilo at 18.0 against Stack Tracker AI's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Stack Tracker AI sells 2 in-app purchases, starting at $1.99 per month and Somilo sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Stack Tracker AI ships an update fortnightly, Somilo every 11 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Stack Tracker AI | Somilo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/stack-tracker-ai/id6740147043/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 11 days** |
| Monetization | Freemium | — |
| Size | 28 MB | 44 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MD Apps, LLC](https://appshunter.io/developer/346437629) | [Yuta Noguchi](https://appshunter.io/developer/1837169053) |

## What reviewers say

### Stack Tracker AI

[App page](https://appshunter.io/ios/app/stack-tracker-ai/id6740147043)

Effortlessly track, analyze, and optimize your supplement intake for improved wellness and fitness. Gain AI-powered insights, set flexible schedules, and visualize your progress with secure, private data storage.

**Highlights:** Seamless daily supplement tracking, AI-powered insights and trends, Flexible dose scheduling, Advanced progress visualizations, Private and secure data storage, Customizable supplement types

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $9.99 | per year |


### Somilo

[App page](https://appshunter.io/ios/app/somilo-bedtime-companion/id6795198829)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Somilo Plus | $9.99 | per month |
| Somilo Plus | $59.99 | per year |


## Frequently asked questions

### Is Stack Tracker AI free?

Stack Tracker AI is free to download, with in-app purchases available.

### Is Somilo free?

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

### Do Stack Tracker AI or Somilo have ads?

Neither Stack Tracker AI nor Somilo shows ads.

### Which is updated more often, Stack Tracker AI or Somilo?

Stack Tracker AI ships an update fortnightly, and Somilo every 11 days. Most recently, Stack Tracker AI was updated on October 30, 2026 and Somilo on October 31, 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.*