# Peptide Library and Tracker vs STACKED

The clearest difference is monetization model: Peptide Library and Tracker at free against STACKED's subscription. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Peptide Library and Tracker sells 2 in-app purchases, starting at $4.99 per month and STACKED sells 3 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Peptide Library and Tracker against 4.6 for STACKED. Both are backed by a comparable volume of ratings — 26 and 52 respectively.

## The numbers

| Metric | Peptide Library and Tracker | STACKED |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (26 ratings)](https://appshunter.io/ios/app/peptide-library-and-tracker/id6755092737/reviews)** | [4.6 (52 ratings)](https://appshunter.io/ios/app/stacked-peptide-tracker/id6761416574/reviews) |
| Number of ratings | 26 | **52** |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | — |
| Monetization | **Free** | Subscription |
| Size | 78 MB | 28 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Superfime LLC](https://appshunter.io/developer/1833586524) | [Alexandru Malenchi](https://appshunter.io/developer/1816600476) |

## What reviewers say

### Peptide Library and Tracker

[App page](https://appshunter.io/ios/app/peptide-library-and-tracker/id6755092737)

This app serves as a comprehensive guide and lab assistant for peptide research. It offers a detailed peptide library, dose calculation tools, and advanced tracking features for logging, inventory management, and protocol adherence. Users can also access educational content and community Q&A to enhance their research workflow.

**Highlights:** Comprehensive Peptide Library & Database, Advanced Peptide Dose Calculator, Smart Tracking & Calendar View, Lab Inventory Management, Protocol Tracking & Lab Assistant, Integrated Peptide Education

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peptide Library Pro Monthly | $4.99 | per month |
| Peptide Library Pro Yearly | $39.99 | per year |


### STACKED

[App page](https://appshunter.io/ios/app/stacked-peptide-tracker/id6761416574)

This app helps you meticulously track peptide doses, schedules, and progress. Log injections, monitor weight and sleep, record nutrition, and access research profiles. Stay informed about your health journey with detailed insights and reminders.

**Highlights:** Log peptide injections with dosage and site, Manage multiple peptide vials, Set custom dose schedules and reminders, Track weight, sleep, and nutrition, Record daily mood and energy levels, Access peptide research profiles, Log and rate side effects

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stacked Premium Weekly | $9.99 | per 7 days |
| Stacked Premium Yearly Promo | $34.99 | per year |
| Stacked Premium Yearly | $69.99 | per year |


## Frequently asked questions

### Is Peptide Library and Tracker free?

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

### Is STACKED free?

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

### Which has better reviews, Peptide Library and Tracker or STACKED?

Peptide Library and Tracker is rated higher. Peptide Library and Tracker averages 4.7 out of 5 from 26 ratings, while STACKED averages 4.6 from 52 ratings.

### Do Peptide Library and Tracker or STACKED have ads?

Neither Peptide Library and Tracker nor STACKED shows ads.

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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.*