# Peptide Tracker vs ShotCheck

The clearest difference is update cadence: ShotCheck at every 10 days against Peptide Tracker's every 6 weeks. Peptide Tracker's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Peptide Tracker ships an update every 6 weeks, ShotCheck every 10 days. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Peptide Tracker | ShotCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/peptide-tracker/id6755494668/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 4 MB | 15 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | +17 | 17+ |
| Developer | [Shred Apps, LLC](https://appshunter.io/developer/1321279347) | [Nianci Zhong](https://appshunter.io/developer/6772027559) |

## What reviewers say

### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker/id6755494668)

This app helps you privately log and calculate doses for peptides and GLP-1 therapies. It features a reconstitution calculator, dose log, vial tracking, scheduling with reminders, and a searchable catalog of common substances. All data is stored locally on your device.

**Highlights:** Reconstitution calculator, Private dose logging, Vial tracking with expiry alerts, Dose scheduling and reminders, Searchable peptide catalog, Offline functionality, Data export (CSV/JSON)

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

**In-app purchases:** none


### 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 Peptide Tracker free?

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

### Is ShotCheck free?

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

### Do Peptide Tracker or ShotCheck have ads?

Neither Peptide Tracker nor ShotCheck shows ads.

### Which is updated more often, Peptide Tracker or ShotCheck?

Peptide Tracker ships an update every 6 weeks, and ShotCheck every 10 days. Most recently, Peptide Tracker was updated on October 1, 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.*