# Peptide Tracker vs PepCheck AI

The clearest difference is in-app purchases: Peptide Tracker at none against PepCheck AI's 2. Peptide Tracker also leads on 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. PepCheck AI sells 2 in-app purchases, starting at $9.99 per month. Peptide Tracker asks for nothing beyond the download.

Peptide Tracker ships an update every 10 days, PepCheck AI every 2 weeks. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Peptide Tracker | PepCheck AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/peptide-tracker-stack/id6768464947/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 42 MB | 49 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Christian Pa'u](https://appshunter.io/developer/1896575567) | [Bram Schoenmakers](https://appshunter.io/developer/6773370156) |

## What reviewers say

### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker-stack/id6768464947)

Log peptide doses, track your progress, and analyze your body's response with this research log. Integrate with health data, manage supplies, and access educational summaries on various peptides. Share insights with a community of users.

**Highlights:** Log peptide doses and schedules, Track vial supply and reconstitution, Integrate with Apple Health data, Analyze bloodwork trends, Log training and nutrition, Access peptide reference library

**In-app purchases:** none


### PepCheck AI

[App page](https://appshunter.io/ios/app/pepcheck-ai/id6773370154)

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

**In-app purchases (2)**

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


## Frequently asked questions

### Is Peptide Tracker free?

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

### Is PepCheck AI free?

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

### Do Peptide Tracker or PepCheck AI have ads?

Neither Peptide Tracker nor PepCheck AI shows ads.

### Which is updated more often, Peptide Tracker or PepCheck AI?

Peptide Tracker ships an update every 10 days, and PepCheck AI every 2 weeks. Most recently, Peptide Tracker was updated on September 10, 2026 and PepCheck AI on September 20, 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.*