# StackTrax vs Hiyd Health

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

Both are free to download. StackTrax sells 2 in-app purchases, starting at $4.99 per month. Hiyd Health asks for nothing beyond the download.

StackTrax ships an update daily, Hiyd Health every 3 weeks. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | StackTrax | Hiyd Health |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/stacktrax-peptide-tracker/id6769495613/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 32 MB | 47 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Isaiah Deutsch](https://appshunter.io/developer/1896663496) | [Hiyd Incorporated](https://appshunter.io/developer/6775703917) |

## What reviewers say

### StackTrax

[App page](https://appshunter.io/ios/app/stacktrax-peptide-tracker/id6769495613)

Track peptide protocols and GLP-1 titrations with detailed logging, reminders, and injection site rotation. Access a research library and integrate with Oura for comprehensive health insights. Includes nutrition tracking and an AI protocol importer.

**Highlights:** Peptide and GLP-1 tracking, Dose logging and reminders, Injection site rotation, Research library with compound guides, Oura integration, AI Protocol Importer, Nutrition tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $49.99 | per year |


### Hiyd Health

[App page](https://appshunter.io/ios/app/hiyd-health/id6775703915)

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

**In-app purchases:** none


## Frequently asked questions

### Is StackTrax free?

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

### Is Hiyd Health free?

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

### Do StackTrax or Hiyd Health have ads?

Neither StackTrax nor Hiyd Health shows ads.

### Which is updated more often, StackTrax or Hiyd Health?

StackTrax ships an update daily, and Hiyd Health every 3 weeks. Most recently, StackTrax was updated on October 23, 2026 and Hiyd Health on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*