# PepPedia vs PeptideOS+

The clearest difference is iOS requirement: PepPedia at 15.1 against PeptideOS+'s 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PepPedia sells 2 in-app purchases, starting at $6.99 per month 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.

PepPedia ships an update every 6 days, PeptideOS+ every 4 days. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PepPedia | PeptideOS+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (77 ratings)](https://appshunter.io/ios/app/peppedia/id6755275369/reviews)** | — |
| Number of ratings | **77** | — |
| Positive reviews | 52.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [PepPedia, Inc.](https://appshunter.io/developer/1852919295) | [ZACHARY CANCIANO GOLD](https://appshunter.io/developer/1875956705) |

## What reviewers say

### PepPedia

[App page](https://appshunter.io/ios/app/peppedia/id6755275369)

An educational reference for peptide research, offering a comprehensive library of peptide profiles, personal tracking tools for notes and inventory, and helpful math calculators. Securely sync your data across devices to stay organized and informed.

**Highlights:** Peptide research library, Personal notes and logs, Inventory and expiration tracking, Personal metrics logging, Reconstitution calculator, Concentration math helper

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peppedia Pro Monthly | $6.99 | per month |
| Peppedia Pro Yearly | $19.99 | 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 PepPedia free?

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

### Is PeptideOS+ free?

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

### Do PepPedia or PeptideOS+ have ads?

Neither PepPedia nor PeptideOS+ shows ads.

### Which is updated more often, PepPedia or PeptideOS+?

PepPedia ships an update every 6 days, and PeptideOS+ every 4 days. Most recently, PepPedia 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.*