# Pep AI vs PepOS

The clearest difference is review sentiment: PepOS at 100% against Pep AI's 35%. PepOS also leads on ads (none vs shown) and rating (5.0 vs 4.7). Pep AI's advantage is ratings volume (4K vs 1) and update cadence (every 6 days vs fortnightly). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Pep AI sells 8 in-app purchases, starting at $9.99 per month and PepOS sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

PepOS holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Pep AI has 4K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 35% of Pep AI's written reviews are positive against 100% of PepOS's.

Pep AI ships an update every 6 days, PepOS fortnightly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Pep AI | PepOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (4K ratings)](https://appshunter.io/ios/app/pep-ai-glp-1-tracker-app/id6758682710/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pepos-peptide-tracker/id6763047593/reviews)** |
| Number of ratings | **4K** | 1 |
| Positive reviews | 35.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | Free with in-app purchases | Freemium |
| Size | 135 MB | 29 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Zode Development LLC](https://appshunter.io/developer/1851109622) | [DOHO DIGITAL, LLC](https://appshunter.io/developer/1895136742) |

## What reviewers say

### Pep AI

[App page](https://appshunter.io/ios/app/pep-ai-glp-1-tracker-app/id6758682710)

This app helps you meticulously track peptide research, including inventory, logs, nutrition, wellness, and notes. It replaces scattered data with an organized, private system for consistency and offers features like injection site tracking, side effect logging, and AI-powered meal scanning.

**Highlights:** Inventory & Organization, Injection Site Tracker, Side Effects Tracking, Nutrition Logging, Meal Scanner, Apple Health Integration, Bloodwork Tracker, AI Insights

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pep Month Updated | $9.99 | per month |
| Pep Discount Updated | $29.99 | per year |
| Pep AI Yearly | $29.99 | per year |
| Pep AI Yearly | $29.99 | per year |
| Pep Year Updated | $29.99 | per year |
| Pep Year Updated | $39.99 | per year |
| Pep Year Updated | $44.99 | per year |
| Pep Year Subscription | $49.99 | per year |


### PepOS

[App page](https://appshunter.io/ios/app/pepos-peptide-tracker/id6763047593)

Track peptide doses, build custom protocols, and monitor your body's response with AI insights. Integrates with Apple Health for comprehensive optimization tracking. Not medical advice.

**Highlights:** AI peptide intelligence, Protocol builder, Apple Health integration, Vial inventory tracking, Injection site rotation, Progress tracking, AI insights and reports

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepOS Intelligence | $9.99 | per month |
| PepOS Intelligence | $59.99 | per year |


## Frequently asked questions

### Is Pep AI free?

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

### Is PepOS free?

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

### Which has better reviews, Pep AI or PepOS?

PepOS is rated higher. Pep AI averages 4.7 out of 5 from 4K ratings, while PepOS averages 5.0 from 1 ratings.

### Do Pep AI or PepOS have ads?

Pep AI shows ads; PepOS does not.

### Which is updated more often, Pep AI or PepOS?

Pep AI ships an update every 6 days, and PepOS fortnightly. Most recently, Pep AI was updated on November 5, 2026 and PepOS on October 31, 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.*