# Peptide Tracker vs Peptide Stack

The clearest difference is monetization model: Peptide Stack at free with in-app purchases against Peptide Tracker's subscription. Peptide Stack also leads on update cadence (daily vs weekly). Peptide Tracker's advantage is rating (4.7 vs 4.2) and ads (none vs shown). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Peptide Tracker sells 7 in-app purchases, starting at $3.99 per 7 days and Peptide Stack sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Peptide Tracker holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Peptide Tracker has 304 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 78% of Peptide Tracker's written reviews are positive against 67% of Peptide Stack's.

Peptide Tracker ships an update weekly, Peptide Stack daily. The most recent releases landed on September 18, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Peptide Tracker | Peptide Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (304 ratings)](https://appshunter.io/ios/app/peptide-tracker-peptidekit/id6751918022/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/peptide-stack-glp-1-tracker/id6759533641/reviews) |
| Number of ratings | **304** | 5 |
| Positive reviews | **78.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Daily** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 36 MB | 13 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Jamal Baga](https://appshunter.io/developer/1587149921) | [Brandon King](https://appshunter.io/developer/1879265719) |

## What reviewers say

### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker-peptidekit/id6751918022)

This app helps users manage their peptide therapy journey with smart protocol management, progress tracking, and detailed journaling. It offers intelligent analytics, a built-in AI chat assistant, and a user-focused design for optimal organization and motivation.

**Highlights:** Customizable peptide protocols, Automatic shot generation, Intelligent reminder system, Weight loss and muscle growth tracking, Detailed journal entries, AI chat assistant for therapy questions

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Weekly | $3.99 | per 7 days |
| Plus Weekly | $5.99 | per 7 days |
| Plus Monthly | $9.99 | per month |
| Plus Yearly | $39.99 | per year |
| Plus Yearly | $39.99 | per year |
| Plus Yearly | $49.99 | per year |
| Plus Lifetime | $69.99 | one-time |

**What reviewers like**

- 🚀 Everything You Need in 1 app
- 👍 Great app!
- 👍 Really helpful
- 👍 Great App
- 👍 So far, so good!

**What reviewers complain about**

- 🐛 3 weeks' data disappeared
- 🐛 Wiped all my Data
- 🔔 Does not remind you

**Reported bugs**

- 3 weeks' data disappeared
- Wiped all my Data
- Notifications do not work

**Requested features**

- Build a protocol with an indefinite cycling period


### Peptide Stack

[App page](https://appshunter.io/ios/app/peptide-stack-glp-1-tracker/id6759533641)

Track your GLP-1 medication doses and monitor your weight progress. This app supports various peptide medications and custom stacks, helping you manage your health journey.

**Highlights:** GLP-1 medication tracking, Weight progress monitoring, Custom peptide stack support, Dose logging, Subscription management

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $9.99 | per month |
| Annual Plan | $49.99 | per year |


## Frequently asked questions

### Is Peptide Tracker free?

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

### Is Peptide Stack free?

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

### Which has better reviews, Peptide Tracker or Peptide Stack?

Peptide Tracker is rated higher. Peptide Tracker averages 4.7 out of 5 from 304 ratings, while Peptide Stack averages 4.2 from 5 ratings.

### Do Peptide Tracker or Peptide Stack have ads?

Peptide Stack shows ads; Peptide Tracker does not.

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

Peptide Tracker ships an update weekly, and Peptide Stack daily. Most recently, Peptide Tracker was updated on September 18, 2026 and Peptide Stack on September 15, 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.*