# Peptide & BMI Calculator・CURA vs Helix

The clearest difference is iOS requirement: Helix at 15.1 against Peptide & BMI Calculator・CURA's 17. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Peptide & BMI Calculator・CURA sells 2 in-app purchases, starting at $5.99 per month and Helix sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 11, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Peptide & BMI Calculator・CURA | Helix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 10 MB | 53 MB |
| Requires iOS | 17 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [ZULKUF DEMIRHAN](https://appshunter.io/developer/1796710035) | [Nadja Felk](https://appshunter.io/developer/1869902294) |

## What reviewers say

### Peptide & BMI Calculator・CURA

[App page](https://appshunter.io/ios/app/peptide-and-bmi-calculatorcura/id6762099396)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| Yearly | $17.99 | per year |


### Helix

[App page](https://appshunter.io/ios/app/helix-stack-and-peptide-tracker/id6763740232)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Helix Pro - Monthly | $9.99 | per month |
| Helix Pro - Yearly | $59.99 | per year |


## Frequently asked questions

### Is Peptide & BMI Calculator・CURA free?

Peptide & BMI Calculator・CURA is free to download, with in-app purchases available.

### Is Helix free?

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

### Do Peptide & BMI Calculator・CURA or Helix have ads?

Neither Peptide & BMI Calculator・CURA nor Helix shows ads.

### Which is updated more often, Peptide & BMI Calculator・CURA or Helix?

Peptide & BMI Calculator・CURA ships an update weekly, and Helix weekly. Most recently, Peptide & BMI Calculator・CURA was updated on September 11, 2026 and Helix on September 23, 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.*