# Supp Stack vs Biostacks

The clearest difference is ads: Biostacks at none against Supp Stack's shown. Biostacks also leads on update cadence (every 10 days vs every 3 weeks). Supp Stack's advantage is iOS requirement (13.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Supp Stack sells 2 in-app purchases, starting at $4.99 per month 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.

Supp Stack ships an update every 3 weeks, Biostacks every 10 days. The most recent releases landed on September 13, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Supp Stack | 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 | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | — | Freemium |
| Size | 78 MB | 63 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [kota tada](https://appshunter.io/developer/1658942612) | [Hmujo LLC](https://appshunter.io/developer/1895266544) |

## What reviewers say

### Supp Stack

[App page](https://appshunter.io/ios/app/supp-stack-supplements/id6759486455)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (1 month) | $4.99 | per month |
| Premium (1 year) | $49.99 | per year |


### 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 Supp Stack free?

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

### Is Biostacks free?

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

### Do Supp Stack or Biostacks have ads?

Supp Stack shows ads; Biostacks does not.

### Which is updated more often, Supp Stack or Biostacks?

Supp Stack ships an update every 3 weeks, and Biostacks every 10 days. Most recently, Supp Stack was updated on September 13, 2026 and Biostacks on September 18, 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.*