# PepTracker vs PeptiSync

The clearest difference is ratings volume: PepTracker at 413 against PeptiSync's 2. PeptiSync's advantage is update cadence (every 3 days vs every 2 weeks) and rating (5.0 vs 4.7). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. PepTracker sells 2 in-app purchases, starting at $4.99 per month and PeptiSync sells 7 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

PeptiSync holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: PepTracker has 413 ratings behind it against 2, so its average is the more settled of the two.

PepTracker ships an update every 2 weeks, PeptiSync every 3 days. The most recent releases landed on October 11, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | PepTracker | PeptiSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (413 ratings)](https://appshunter.io/ios/app/peptracker-dose-log/id6747189889/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/peptisync/id6754933334/reviews)** |
| Number of ratings | **413** | 2 |
| Positive reviews | 77.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Freemium | Freemium |
| Size | 17 MB | 97 MB |
| Requires iOS | 18 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Jayven Alan Villagomez Peredo](https://appshunter.io/developer/1820200864) | [PeptiSync](https://appshunter.io/developer/1850982029) |

## What reviewers say

### PepTracker

[App page](https://appshunter.io/ios/app/peptracker-dose-log/id6747189889)

This app helps users meticulously track peptide and GLP-1 medication doses. It allows for the creation of structured protocols, scheduling of injections, and calculation of precise syringe volumes. Users can monitor progress over time and receive reminders for upcoming doses.

**Highlights:** Log injection doses, Build peptide/GLP-1 protocols, Built-in dose calculator, Schedule reminders, Track progress metrics, Export logs

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Yeary | $47.99 | per year |

**What reviewers like**

- 👍 Intuitive and easy to use
- 🚀 Powerful dose calculator
- 📊 Helpful for tracking weight loss goals
- ⏰ Useful reminders for injections
- 🗂️ Organizes multiple protocols

**What reviewers complain about**

- ⚠️ Only allows mcg dosage and calculations

**Reported bugs**

- Units function not working

**Requested features**

- Support for more units of measurement
- Ability to track more than 2 protocols


### PeptiSync

[App page](https://appshunter.io/ios/app/peptisync/id6754933334)

This app helps users manage peptide therapy by tracking doses, inventory, progress, and symptoms. It offers a curated library of peptides and vendor price comparisons, all within a secure and private environment.

**Highlights:** Comprehensive dose tracking, Visual progress tracking, Inventory management, Analytics and insights, Symptom and side effect logging, Peptide library, Vendor price comparison

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Monthly | $4.99 | per month |
| Pro Monthly | $9.99 | per month |
| Pro Plus Monthly | $19.99 | per month |
| Basic Yearly | $54.99 | per year |
| Pro Yearly | $99.99 | per year |
| Elite Annual | $179.99 | per year |
| Pro Plus Yearly | $199.99 | per year |


## Frequently asked questions

### Is PepTracker free?

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

### Is PeptiSync free?

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

### Which has better reviews, PepTracker or PeptiSync?

PeptiSync is rated higher. PepTracker averages 4.7 out of 5 from 413 ratings, while PeptiSync averages 5.0 from 2 ratings.

### Do PepTracker or PeptiSync have ads?

Neither PepTracker nor PeptiSync shows ads.

### Which is updated more often, PepTracker or PeptiSync?

PepTracker ships an update every 2 weeks, and PeptiSync every 3 days. Most recently, PepTracker was updated on October 11, 2026 and PeptiSync 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.*