# ChiMaster App vs Peptide Tracker

The clearest difference is in-app purchases: ChiMaster App at none against Peptide Tracker's 2. ChiMaster App also leads on iOS requirement (15.0 vs 17.0). Peptide Tracker's advantage is update cadence (every 2 days vs every 11 days). On price, ads and device support there is nothing between them.

Both are free to download. Peptide Tracker sells 2 in-app purchases, starting at $7.99 per month. ChiMaster App asks for nothing beyond the download.

ChiMaster App ships an update every 11 days, Peptide Tracker every 2 days. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ChiMaster App | Peptide Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/peptide-tracker-ai-peps/id6762054857/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 38 MB | 19 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Med Bait OOO](https://appshunter.io/developer/1530451124) | [Pepzen LLC](https://appshunter.io/developer/1882114847) |

## What reviewers say

### ChiMaster App

[App page](https://appshunter.io/ios/app/chimaster-app/id1530451122)

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

**In-app purchases:** none


### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker-ai-peps/id6762054857)

Log research entries, reconstitution math, and personal schedules for peptide tracking. Features include scheduling reminders, site rotation tracking, and a research literature library. Offers AI insights and Apple Health integration for comprehensive self-tracking.

**Highlights:** Schedule reminders for research entries, Site rotation tracker with visual body map, Research literature library with 55+ peptides, AI insights for pattern analysis, Apple Health integration, Private and secure data storage

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $7.99 | per month |
| Annual Premium | $39.99 | per year |


## Frequently asked questions

### Is ChiMaster App free?

ChiMaster App is free to download, with no in-app purchases.

### Is Peptide Tracker free?

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

### Do ChiMaster App or Peptide Tracker have ads?

Neither ChiMaster App nor Peptide Tracker shows ads.

### Which is updated more often, ChiMaster App or Peptide Tracker?

ChiMaster App ships an update every 11 days, and Peptide Tracker every 2 days. Most recently, ChiMaster App was updated on October 3, 2026 and Peptide Tracker on October 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.*