# Ready Set vs Biostacks

The clearest difference is in-app purchases: Ready Set at none against Biostacks's 2. Biostacks's advantage is update cadence (every 10 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Biostacks sells 2 in-app purchases, starting at $3.99 per month. Ready Set asks for nothing beyond the download.

Ready Set ships an update every 3 weeks, Biostacks every 10 days. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Ready Set | 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 | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | — | Freemium |
| Size | 47 MB | 63 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Keith Downing](https://appshunter.io/developer/1708242221) | [Hmujo LLC](https://appshunter.io/developer/1895266544) |

## What reviewers say

### Ready Set

[App page](https://appshunter.io/ios/app/ready-set/id6467130286)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Ready Set free?

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

### Is Biostacks free?

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

### Do Ready Set or Biostacks have ads?

Neither Ready Set nor Biostacks shows ads.

### Which is updated more often, Ready Set or Biostacks?

Ready Set ships an update every 3 weeks, and Biostacks every 10 days. Most recently, Ready Set was updated on September 29, 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.*