# Helix vs ShotCheck

The clearest difference is in-app purchases: ShotCheck at none against Helix's 2. Helix's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Helix sells 2 in-app purchases, starting at $9.99 per month. ShotCheck asks for nothing beyond the download.

Helix ships an update weekly, ShotCheck every 10 days. The most recent releases landed on September 23, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Helix | ShotCheck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Size | 53 MB | 15 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Nadja Felk](https://appshunter.io/developer/1869902294) | [Nianci Zhong](https://appshunter.io/developer/6772027559) |

## What reviewers say

### 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 |


### ShotCheck

[App page](https://appshunter.io/ios/app/shotcheck-peptide-tracker/id6772027557)

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

**In-app purchases:** none


## Frequently asked questions

### Is Helix free?

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

### Is ShotCheck free?

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

### Do Helix or ShotCheck have ads?

Neither Helix nor ShotCheck shows ads.

### Which is updated more often, Helix or ShotCheck?

Helix ships an update weekly, and ShotCheck every 10 days. Most recently, Helix was updated on September 23, 2026 and ShotCheck 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.*