# IAFF Training vs Peptendium

The clearest difference is in-app purchases: IAFF Training at none against Peptendium's 2. IAFF Training also leads on device support (3 vs 1). Peptendium's advantage is update cadence (monthly vs every 7 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Peptendium sells 2 in-app purchases, starting at $9.99 per month. IAFF Training asks for nothing beyond the download.

IAFF Training ships an update every 7 months, Peptendium monthly. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | IAFF Training | Peptendium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/peptendium/id6786397444/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | — | Freemium |
| Size | 58 MB | 39 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [IAFF](https://appshunter.io/developer/880704946) | [Ocoee Studios LLC](https://appshunter.io/developer/6784049772) |

## What reviewers say

### IAFF Training

[App page](https://appshunter.io/ios/app/iaff-training/id6754239998)

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

**In-app purchases:** none


### Peptendium

[App page](https://appshunter.io/ios/app/peptendium/id6786397444)

This app provides an educational platform for understanding peptide science. It features a library of peptide profiles, research summaries, and learning modules to enhance research literacy. It is designed for students and researchers, focusing on educational content rather than medical advice.

**Highlights:** 297 peptide profiles with detailed information, Evidence signal to distinguish research maturity, Curated research briefs and summaries, Daily, weekly, and monthly research snapshots, Structured learning modules and lessons, Library search, filter, and comparison tools, Private notebook for research organization

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peptendium Pro | $9.99 | per month |
| Peptendium Pro | $79.99 | per year |


## Frequently asked questions

### Is IAFF Training free?

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

### Is Peptendium free?

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

### Do IAFF Training or Peptendium have ads?

Neither IAFF Training nor Peptendium shows ads.

### Which is updated more often, IAFF Training or Peptendium?

IAFF Training ships an update every 7 months, and Peptendium monthly. Most recently, IAFF Training was updated on October 10, 2026 and Peptendium on October 8, 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.*