# Log Nutrients vs Biostacks

The clearest difference is update cadence: Biostacks at every 10 days against Log Nutrients's every 3 weeks. Biostacks also leads on iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Log Nutrients sells 1 one-off in-app purchase and Biostacks sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Log Nutrients ships an update every 3 weeks, Biostacks every 10 days. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Log Nutrients | Biostacks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biostacks-supplement-tracker/id6763328808/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | — | Freemium |
| Size | 2 MB | 63 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Quiet Mind Creative](https://appshunter.io/developer/1865812573) | [Hmujo LLC](https://appshunter.io/developer/1895266544) |

## What reviewers say

### Log Nutrients

[App page](https://appshunter.io/ios/app/log-nutrients/id6757287589)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Log Nutrients Pro | $9.99 | one-time |


### Biostacks

[App page](https://appshunter.io/ios/app/biostacks-supplement-tracker/id6763328808)

Easily manage your supplement intake with barcode scanning, AI assistance, and detailed insights. Track routines, monitor nutrient coverage, and analyze your stack's effectiveness and cost. Prioritizes user privacy with offline functionality and optional iCloud sync.

**Highlights:** Barcode scanning for supplement library, AI-powered supplement routine analysis, Customizable daily and cycle schedules, StackScore for routine quality, Potential interaction warnings, RDA coverage and nutrient overlap analysis, Mood, energy, and sleep trend tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biostacks Pro - Monthly | $3.99 | per month |
| Biostacks Pro - Annual | $24.99 | per year |


## Frequently asked questions

### Is Log Nutrients free?

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

### Is Biostacks free?

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

### Do Log Nutrients or Biostacks have ads?

Neither Log Nutrients nor Biostacks shows ads.

### Which is updated more often, Log Nutrients or Biostacks?

Log Nutrients ships an update every 3 weeks, and Biostacks every 10 days. Most recently, Log Nutrients was updated on October 2, 2026 and Biostacks on October 6, 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.*