# PepStack vs Ligand · Peptide Dose Tracker

PepStack and Ligand · Peptide Dose Tracker are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. PepStack sells 2 in-app purchases, starting at $4.99 per month and Ligand · Peptide Dose Tracker sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | PepStack | Ligand · Peptide Dose Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 9 MB | 12 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Son, LLC](https://appshunter.io/developer/1892058935) | [Vytautas Jazbutis](https://appshunter.io/developer/1829284015) |

## What reviewers say

### PepStack

[App page](https://appshunter.io/ios/app/pepstack-peptide-calculator/id6761916679)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepStack Pro Monthly | $4.99 | per month |
| PepStack Pro Annual | $29.99 | per year |


### Ligand · Peptide Dose Tracker

[App page](https://appshunter.io/ios/app/ligand-peptide-dose-tracker/id6764633373)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly · Unlimited + Export | $7.99 | per month |
| Yearly · Unlimited + Export | $59.99 | per year |
| Lifetime · Unlimited + Export | $79.99 | one-time |


## Frequently asked questions

### Is PepStack free?

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

### Is Ligand · Peptide Dose Tracker free?

Ligand · Peptide Dose Tracker is free to download, with in-app purchases available.

### Do PepStack or Ligand · Peptide Dose Tracker have ads?

Neither PepStack nor Ligand · Peptide Dose Tracker shows ads.

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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.*