# Peptide AI vs PeptideOS+

The clearest difference is device support: Peptide AI at 3 against PeptideOS+'s 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Peptide AI sells 4 in-app purchases, starting at $6.99 per 7 days and PeptideOS+ sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Peptide AI ships an update weekly, PeptideOS+ every 4 days. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Peptide AI | PeptideOS+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (75 ratings)](https://appshunter.io/ios/app/peptide-ai-reta-glp-1-tracker/id6760374374/reviews)** | — |
| Number of ratings | **75** | — |
| Positive reviews | 76.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 74 MB | 6 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Peptide AI](https://appshunter.io/developer/1884181684) | [ZACHARY CANCIANO GOLD](https://appshunter.io/developer/1875956705) |

## What reviewers say

### Peptide AI

[App page](https://appshunter.io/ios/app/peptide-ai-reta-glp-1-tracker/id6760374374)

Log peptide and GLP-1 doses with an AI coach that analyzes your data. Track vial levels, rotate injection sites, and monitor side effects. Connect wearables for comprehensive health insights.

**Highlights:** AI coach for data analysis, Two-tap dose logging, Injection site rotation map, Vial and pen level tracking, Integration with wearables, Community rooms and leaderboards, PDF export of health data

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $6.99 | per 7 days |
| Premium Monthly | $14.99 | per month |
| Premium Yearly Offer | $29.99 | per year |
| Premium Yearly | $59.99 | per year |


### PeptideOS+

[App page](https://appshunter.io/ios/app/peptideos-plus/id6762200959)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $69.99 | per year |


## Frequently asked questions

### Is Peptide AI free?

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

### Is PeptideOS+ free?

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

### Do Peptide AI or PeptideOS+ have ads?

Neither Peptide AI nor PeptideOS+ shows ads.

### Which is updated more often, Peptide AI or PeptideOS+?

Peptide AI ships an update weekly, and PeptideOS+ every 4 days. Most recently, Peptide AI was updated on November 9, 2026 and PeptideOS+ on November 5, 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.*