# Peptide Tracker Calculator vs Peptide Library and Tracker

The clearest difference is price: Peptide Library and Tracker at Free against Peptide Tracker Calculator's $4.99. Peptide Library and Tracker also leads on iOS requirement (16.4 vs 18.6). Peptide Tracker Calculator's advantage is in-app purchases (none vs 2) and review sentiment (99% vs 86%). On rating, update cadence, ads and monetization model there is nothing between them.

Peptide Library and Tracker is free to download; Peptide Tracker Calculator costs $4.99 up front. Peptide Library and Tracker sells 2 in-app purchases, starting at $4.99 per month. Peptide Tracker Calculator asks for nothing beyond the download.

Peptide Tracker Calculator holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Peptide Tracker Calculator has 252 ratings behind it against 25, so its average is the more settled of the two. Written reviews point the same way: 99% of Peptide Tracker Calculator's written reviews are positive against 86% of Peptide Library and Tracker's.

Peptide Tracker Calculator ships an update weekly, Peptide Library and Tracker every 10 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Peptide Tracker Calculator | Peptide Library and Tracker |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.9 (252 ratings)](https://appshunter.io/ios/app/peptide-tracker-calculator/id6739737107/reviews)** | [4.7 (25 ratings)](https://appshunter.io/ios/app/peptide-library-and-tracker/id6755092737/reviews) |
| Number of ratings | **252** | 25 |
| Positive reviews | **99.1% of reviews** | 85.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free | Free |
| Best chart rank | **#13** | — |
| Size | 37 MB | 78 MB |
| Requires iOS | 18.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Wild Monkey Labs, LLC](https://appshunter.io/developer/1786806879) | [Superfime LLC](https://appshunter.io/developer/1833586524) |

## What reviewers say

### Peptide Tracker Calculator

[App page](https://appshunter.io/ios/app/peptide-tracker-calculator/id6739737107)

**Currently charting:** #13 Top Paid · Health & Fitness (US App Store)

This app helps manage peptide, GLP-1, and TRT medications. It offers calculators for reconstitution, dose scheduling, reminders, and detailed logging. Track inventory, monitor adherence, and visualize health insights with trend charts and medication level analysis.

**Highlights:** Reconstitution and multi-peptide blend calculators, GLP-1 and TRT medication presets, Customizable dose schedules and reminders, Injection logging with adherence tracking, Medication and supply inventory management, Biometric and trend charting for health insights

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Peptide Tracker Calculator free?

Peptide Tracker Calculator costs $4.99, with no in-app purchases.

### Is Peptide Library and Tracker free?

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

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

Peptide Tracker Calculator is rated higher. Peptide Tracker Calculator averages 4.9 out of 5 from 252 ratings, while Peptide Library and Tracker averages 4.7 from 25 ratings.

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

Neither Peptide Tracker Calculator nor Peptide Library and Tracker shows ads.

### Which is updated more often, Peptide Tracker Calculator or Peptide Library and Tracker?

Peptide Tracker Calculator ships an update weekly, and Peptide Library and Tracker every 10 days. Most recently, Peptide Tracker Calculator was updated on October 28, 2026 and Peptide Library and Tracker on October 24, 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.*