# Peptide Protocol vs Peptidy

The clearest difference is iOS requirement: Peptidy at 15.1 against Peptide Protocol's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Peptide Protocol sells 7 in-app purchases, starting at $4.99 per 7 days and Peptidy sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Peptide Protocol | Peptidy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/peptide-protocol-dose-tracker/id6762055081/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Subscription | — |
| Size | 94 MB | 50 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Ludovic PUAUD](https://appshunter.io/developer/1874004900) | [Matthew Roberts](https://appshunter.io/developer/6781740935) |

## What reviewers say

### Peptide Protocol

[App page](https://appshunter.io/ios/app/peptide-protocol-dose-tracker/id6762055081)

This app helps users track peptide doses, manage vial inventory, and monitor weekly insights like energy, sleep, and mood. It offers a reconstitution calculator and features for biohackers and longevity enthusiasts, with local-first data storage for privacy.

**Highlights:** Dose logging for peptides, Reconstitution calculation helper, Vial inventory with refill reminders, Weekly insight charts (energy, sleep, mood, weight), Protocol pausing and auto-resuming, Injection site rotation, Side-effect pattern review, Local-first data storage

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peptide Protocol Pro | $4.99 | per 7 days |
| Peptide Protocol Pro | $4.99 | per 7 days |
| Peptide Protocol Pro | $9.99 | per month |
| PeptideProtocol Pro Monthly | $9.99 | per month |
| Peptide Protocol Pro | $59.99 | per year |
| PeptideProtocol Pro Yearly | $59.99 | per year |
| Pro Lifetime | $99.99 | one-time |


### Peptidy

[App page](https://appshunter.io/ios/app/peptidy/id6781740933)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peptidy Monthly | $2.99 | per month |
| Peptidy Annual | $29.99 | per year |


## Frequently asked questions

### Is Peptide Protocol free?

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

### Is Peptidy free?

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

### Do Peptide Protocol or Peptidy have ads?

Neither Peptide Protocol nor Peptidy shows ads.

### Which is updated more often, Peptide Protocol or Peptidy?

Peptide Protocol ships an update every 4 days, and Peptidy every 4 days. Most recently, Peptide Protocol was updated on September 23, 2026 and Peptidy on September 20, 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.*