# PeptIQ vs PepStack

The clearest difference is ads: PepStack at none against PeptIQ's shown. PepStack also leads on update cadence (every 2 days vs every 4 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. PeptIQ sells 12 in-app purchases, starting at $9.99 per 7 days and PepStack sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

PeptIQ ships an update every 4 days, PepStack every 2 days. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | PeptIQ | PepStack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (942 ratings)](https://appshunter.io/ios/app/peptiq-peptide-tracker/id6757513095/reviews)** | — |
| Number of ratings | **942** | — |
| Positive reviews | 71.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 148 MB | 85 MB |
| Requires iOS | 16.4 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kris Chase](https://appshunter.io/developer/1802750327) | [Max Berktold](https://appshunter.io/developer/1596273015) |

## What reviewers say

### PeptIQ

[App page](https://appshunter.io/ios/app/peptiq-peptide-tracker/id6757513095)

This app helps users meticulously log peptide injections, manage custom treatment plans, and monitor injection site rotation. It also tracks inventory, provides wellness insights, and offers an educational peptide library, all while prioritizing user privacy with local data storage.

**Highlights:** Log peptide injections with dosing and site tracking, Build custom protocols with flexible schedules, Monitor injection site rotation, Track inventory and vial amounts, Visualize wellness trends, Educational peptide library, Privacy-first local data storage

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $9.99 | per 7 days |
| PeptIQ Premium Monthly | $19.99 | per month |
| Premium Monthly $24.99 | $24.99 | per month |
| PeptIQ Premium Annual 50% Off | $49.99 | per year |
| PeptIQ Premium Annual (50% Off) | $49.99 | per year |
| Premium Yearly $79.99 | $79.99 | per year |
| PeptIQ Premium Annual July4 | $82.00 | per year |
| PeptIQ Premium Yearly | $99.00 | per year |
| Premium Annual $99 Trial | $99.00 | per year |
| Premium Annual $99 | $99.00 | per year |
| Premium Annual $129.99 | $129.99 | per year |
| Premium Lifetime | $299.99 | one-time |


### PepStack

[App page](https://appshunter.io/ios/app/pepstack-biohacking-tracker/id6760306960)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepStack Premium (Monthly) | $2.99 | per month |
| PepStack Premium (Yearly) | $22.99 | per year |


## Frequently asked questions

### Is PeptIQ free?

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

### Is PepStack free?

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

### Do PeptIQ or PepStack have ads?

PeptIQ shows ads; PepStack does not.

### Which is updated more often, PeptIQ or PepStack?

PeptIQ ships an update every 4 days, and PepStack every 2 days. Most recently, PeptIQ was updated on October 12, 2026 and PepStack on October 7, 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.*