# Peptide Tracker vs PepSync

The clearest difference is ads: PepSync at none against Peptide Tracker's shown. PepSync also leads on iOS requirement (16.4 vs 18.0). Peptide Tracker's advantage is update cadence (weekly vs every 3 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Peptide Tracker sells 12 in-app purchases, starting at $7.99 per 7 days and PepSync sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Peptide Tracker ships an update weekly, PepSync every 3 weeks. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Peptide Tracker | PepSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (102 ratings)](https://appshunter.io/ios/app/peptide-tracker-pepsync/id6754186869/reviews)** | — |
| Number of ratings | **102** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 39 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 17+ |
| Developer | [Thomas Strathern](https://appshunter.io/developer/1785242207) | [Rapid Sync IT LLC](https://appshunter.io/developer/1887127351) |

## What reviewers say

### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker-pepsync/id6754186869)

This app simplifies peptide use by calculating accurate dosages, tracking injections, and setting reminders for consistency. Manage multiple peptides and review your history with a clear and reliable interface.

**Highlights:** Smart peptide calculator for accurate dosing, Log and track peptide injections, Set reminders for consistency, Review injection and dosage history, Manage multiple peptides, Designed for clarity and reliability

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $7.99 | per 7 days |
| Premium Weekly | $7.99 | per 7 days |
| PepSync Weekly | $7.99 | per 7 days |
| Premium Annual - Deal | $39.99 | per year |
| PepSync Yearly - 3 day trial | $59.99 | per year |
| PepSync Yearly - 7 day trial | $59.99 | per year |
| Premium Yearly | $59.99 | per year |
| Premium Annual | $59.99 | per year |
| Premium Annual - 3 Day Trial | $59.99 | per year |
| Premium Annual - 30 Day Trial | $59.99 | per year |
| Premium Lifetime | $39.99 | one-time |
| PepSync Lifetime | $59.99 | one-time |


### PepSync

[App page](https://appshunter.io/ios/app/pepsync-peptide-calculator/id6762025755)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock PepSync | $19.99 | one-time |


## Frequently asked questions

### Is Peptide Tracker free?

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

### Is PepSync free?

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

### Do Peptide Tracker or PepSync have ads?

Peptide Tracker shows ads; PepSync does not.

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

Peptide Tracker ships an update weekly, and PepSync every 3 weeks. Most recently, Peptide Tracker was updated on October 15, 2026 and PepSync on October 1, 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.*