# Stackr vs ChompMate

The clearest difference is update cadence: Stackr at weekly against ChompMate's every 3 weeks. Stackr also leads on chart position (#204 vs unranked). ChompMate's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Stackr sells 7 in-app purchases, starting at $7.99 per 7 days and ChompMate sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Stackr ships an update weekly, ChompMate every 3 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Stackr | ChompMate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (202 ratings)](https://appshunter.io/ios/app/stackr-peptide-glp-1-tracker/id6764821587/reviews)** | — |
| Number of ratings | **202** | — |
| Positive reviews | 68.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Freemium | — |
| Best chart rank | **#204** | — |
| Size | 88 MB | 78 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Stackr Holdings LLC](https://appshunter.io/developer/1896525659) | [TOISE LTD](https://appshunter.io/developer/1896600311) |

## What reviewers say

### Stackr

[App page](https://appshunter.io/ios/app/stackr-peptide-glp-1-tracker/id6764821587)

**Currently charting:** #204 Top Free · Health & Fitness (US App Store)

This app simplifies tracking peptide and GLP-1 doses, including supplies like vials and pens. It offers smart reminders, home screen widgets, and visual charts of estimated active levels based on half-life. Designed for users managing peptide protocols, it keeps your dosing information organized and accessible.

**Highlights:** Log peptide and GLP-1 doses, Track vials, pens, and other supplies, Smart reminders for next doses, Home screen widgets, Estimated active level charts, Multi-peptide stack tracking, Reference pages for common compounds

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stackr+ Weekly | $7.99 | per 7 days |
| Monthly | $12.99 | per month |
| Stackr+ Yearly | $29.99 | per year |
| Stackr+ Yearly | $49.99 | per year |
| Stackr+ Yearly | $49.99 | per year |
| Stackr+ Yearly | $59.99 | per year |
| Yearly | $69.99 | per year |


### ChompMate

[App page](https://appshunter.io/ios/app/chompmate-calorie-tracker/id6780957014)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChompMate Pro | $3.99 | per month |
| ChompMate Pro (Yearly) | $29.99 | per year |


## Frequently asked questions

### Is Stackr free?

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

### Is ChompMate free?

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

### Do Stackr or ChompMate have ads?

Neither Stackr nor ChompMate shows ads.

### Which is updated more often, Stackr or ChompMate?

Stackr ships an update weekly, and ChompMate every 3 weeks. Most recently, Stackr was updated on October 31, 2026 and ChompMate on October 28, 2026.

---

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