# Training Aspects vs Peptide Library and Tracker

The clearest difference is in-app purchases: Training Aspects at none against Peptide Library and Tracker's 2. Peptide Library and Tracker's advantage is update cadence (every 10 days vs every 6 weeks). On price, ads, device support and iOS requirement 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. Training Aspects asks for nothing beyond the download.

Training Aspects ships an update every 6 weeks, Peptide Library and Tracker every 10 days. The most recent releases landed on October 4, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Training Aspects | Peptide Library and Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (25 ratings)](https://appshunter.io/ios/app/peptide-library-and-tracker/id6755092737/reviews)** |
| Number of ratings | — | **25** |
| Positive reviews | — | 85.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 10 days** |
| Monetization | — | Free |
| Size | 53 MB | 78 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Gym Flow Limited](https://appshunter.io/developer/1631161014) | [Superfime LLC](https://appshunter.io/developer/1833586524) |

## What reviewers say

### Training Aspects

[App page](https://appshunter.io/ios/app/training-aspects/id6448995002)

**Features:** macOS Compatibility, Apple Wallet, 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 Training Aspects free?

Training Aspects is free to download, with no in-app purchases.

### Is Peptide Library and Tracker free?

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

### Do Training Aspects or Peptide Library and Tracker have ads?

Neither Training Aspects nor Peptide Library and Tracker shows ads.

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

Training Aspects ships an update every 6 weeks, and Peptide Library and Tracker every 10 days. Most recently, Training Aspects was updated on October 4, 2026 and Peptide Library and Tracker on October 16, 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.*