# ESST vs Peptide Tracker

The clearest difference is in-app purchases: ESST at none against Peptide Tracker's 2. ESST also leads on device support (3 vs 1) and iOS requirement (14.0 vs 18.0). Peptide Tracker's advantage is update cadence (weekly vs every 3 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Peptide Tracker sells 2 in-app purchases, starting at $7.99 per 7 days. ESST asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for ESST against 4.9 for Peptide Tracker. Both are backed by a comparable volume of ratings — 10 and 28 respectively.

ESST ships an update every 3 months, Peptide Tracker weekly. The most recent releases landed on October 4, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ESST | Peptide Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (10 ratings)](https://appshunter.io/ios/app/esst/id6744453863/reviews) | [4.9 (28 ratings)](https://appshunter.io/ios/app/peptide-tracker-openpep/id6771703417/reviews) |
| Number of ratings | 10 | **28** |
| Positive reviews | — | 92.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 55 MB | 20 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TeamUp Sports](https://appshunter.io/developer/1449504626) | [Antonio Ferrara](https://appshunter.io/developer/1614412867) |

## What reviewers say

### ESST

[App page](https://appshunter.io/ios/app/esst/id6744453863)

This app helps you manage your health and fitness journey by allowing you to book classes, create custom workout plans, and stay updated on club news. It integrates with Apple Health to track your progress, including steps, distance, and calories burned, and can import data from wearable devices.

**Highlights:** Book classes online, Create custom exercise programs, View club news and events, Refer friends to the club, Apple Health integration, Track steps, distance, and calories

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is ESST free?

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

### Is Peptide Tracker free?

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

### Which has better reviews, ESST or Peptide Tracker?

ESST and Peptide Tracker are both rated 4.9 out of 5 on the App Store, from 10 and 28 ratings respectively.

### Do ESST or Peptide Tracker have ads?

Neither ESST nor Peptide Tracker shows ads.

### Which is updated more often, ESST or Peptide Tracker?

ESST ships an update every 3 months, and Peptide Tracker weekly. Most recently, ESST was updated on October 4, 2026 and Peptide Tracker on October 15, 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.*