# Peptide Tracker vs Flow State Pilates

The clearest difference is in-app purchases: Flow State Pilates at none against Peptide Tracker's 2. Flow State Pilates also leads on iOS requirement (16.0 vs 18.0). Peptide Tracker's advantage is update cadence (every 8 days vs every 3 weeks). 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 7 days. Flow State Pilates asks for nothing beyond the download.

Peptide Tracker ships an update every 8 days, Flow State Pilates every 3 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Peptide Tracker | Flow State Pilates |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (28 ratings)](https://appshunter.io/ios/app/peptide-tracker-openpep/id6771703417/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 92.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 24 MB | 38 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Antonio Ferrara](https://appshunter.io/developer/1614412867) | [Flow State Pilates Limited](https://appshunter.io/developer/6803668791) |

## What reviewers say

### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker-openpep/id6771703417)

Organize, schedule, and calculate your peptide routines with this private tracker. Log dosages, instantly calculate reconstitution mixtures, and set custom schedules to ensure you never miss a dose. Designed for offline use, it simplifies managing your protocols.

**Highlights:** Reconstitution helper for water ratios, Customizable scheduling, Daily dose tracking with notes, Private and secure offline data storage, Instant mixture calculations

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $7.99 | per 7 days |
| Pro Yearly | $49.99 | per year |


### Flow State Pilates

[App page](https://appshunter.io/ios/app/flow-state-pilates/id6803668789)

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

**In-app purchases:** none


## Frequently asked questions

### Is Peptide Tracker free?

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

### Is Flow State Pilates free?

Flow State Pilates is free to download, with no in-app purchases.

### Do Peptide Tracker or Flow State Pilates have ads?

Neither Peptide Tracker nor Flow State Pilates shows ads.

### Which is updated more often, Peptide Tracker or Flow State Pilates?

Peptide Tracker ships an update every 8 days, and Flow State Pilates every 3 weeks. Most recently, Peptide Tracker was updated on November 1, 2026 and Flow State Pilates on October 31, 2026.

---

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