# PeptideStack vs Pepsta

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

Both are free to download. PeptideStack sells 3 in-app purchases, starting at $4.99 per month and Pepsta sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PeptideStack ships an update monthly, Pepsta every 2 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PeptideStack | Pepsta |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 40 MB | 11 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Enes Koc](https://appshunter.io/developer/1876640525) | [Salah Eddine Ziari](https://appshunter.io/developer/1895075807) |

## What reviewers say

### PeptideStack

[App page](https://appshunter.io/ios/app/peptidestack-peptide-tracker/id6763878251)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PeptideStack Premium Monthly | $4.99 | per month |
| PeptideStack Premium Annual | $29.99 | per year |
| PeptideStack Premium Lifetime | $79.99 | one-time |


### Pepsta

[App page](https://appshunter.io/ios/app/pepsta-peptide-tracker/id6789895121)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $2.99 | per 7 days |
| Monthly | $7.99 | per month |
| Yearly | $39.99 | per year |


## Frequently asked questions

### Is PeptideStack free?

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

### Is Pepsta free?

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

### Do PeptideStack or Pepsta have ads?

Neither PeptideStack nor Pepsta shows ads.

### Which is updated more often, PeptideStack or Pepsta?

PeptideStack ships an update monthly, and Pepsta every 2 months. Most recently, PeptideStack was updated on October 25, 2026 and Pepsta on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*