# Peptides Calculator vs PepTracker

The clearest difference is rating: PepTracker at 4.7 against Peptides Calculator's 4.3. PepTracker also leads on review sentiment (77% vs 55%). Peptides Calculator's advantage is update cadence (weekly vs every 2 weeks) and device support (3 vs 1). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Peptides Calculator sells 9 in-app purchases, starting at $6.99 per month and PepTracker sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

PepTracker holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 170 and 413 respectively. Written reviews point the same way: 55% of Peptides Calculator's written reviews are positive against 77% of PepTracker's.

Peptides Calculator ships an update weekly, PepTracker every 2 weeks. The most recent releases landed on September 29, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Peptides Calculator | PepTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (170 ratings)](https://appshunter.io/ios/app/peptides-calculator/id6744431355/reviews) | **[4.7 (413 ratings)](https://appshunter.io/ios/app/peptracker-dose-log/id6747189889/reviews)** |
| Number of ratings | 170 | **413** |
| Positive reviews | 54.5% of reviews | **77.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Freemium | Freemium |
| Size | 77 MB | 17 MB |
| Requires iOS | **17.6** | 18 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Sphnix, Inc](https://appshunter.io/developer/1796901749) | [Jayven Alan Villagomez Peredo](https://appshunter.io/developer/1820200864) |

## What reviewers say

### Peptides Calculator

[App page](https://appshunter.io/ios/app/peptides-calculator/id6744431355)

This app helps users log, organize, and manage their peptide preparation process. It offers features for calculating reconstitution details, saving vial records, and accessing educational content. An optional subscription unlocks unlimited entries, enhanced tracking, and multi-device sync.

**Highlights:** Log and calculate reconstitution details, Save and organize vial records, Browse peptide reference library, Access educational videos and articles, Track weight over time, Multi-device sync (Pro)

**Features:** macOS Compatibility, Family Sharing, Apple Wallet, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Access | $6.99 | per month |
| Family Monthly Premium Access | $8.99 | per month |
| Premium Plus | $9.99 | per month |
| Premium Plus Family (Montly) | $12.99 | per month |
| Yearly Premium Access | $79.99 | per year |
| Family Yearly Premium Access | $89.99 | per year |
| Premium Plus (Yearly) | $99.99 | per year |
| Premium Plus — Family (Yearly) | $119.99 | per year |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Easy to save vial info
- 👍 Nicely set up and laid out
- 💡 Streaks and last taken feature

**What reviewers complain about**

- 🐛 Lost access to previous peptide calculations
- 🐛 Unable to update streaks and last taken
- 🐛 Unable to record when a dose was taken

**Reported bugs**

- All vials disappeared after an update
- Unable to find how to update streaks and last taken

**Requested features**

- Add shot tracker to record when a dose was taken
- Allow editing of vial information and dosing
- Add option to set cycle length in weeks, not just days
- Allow changing dose for different weeks when titrating


### PepTracker

[App page](https://appshunter.io/ios/app/peptracker-dose-log/id6747189889)

This app helps users meticulously track peptide and GLP-1 medication doses. It allows for the creation of structured protocols, scheduling of injections, and calculation of precise syringe volumes. Users can monitor progress over time and receive reminders for upcoming doses.

**Highlights:** Log injection doses, Build peptide/GLP-1 protocols, Built-in dose calculator, Schedule reminders, Track progress metrics, Export logs

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Yeary | $47.99 | per year |

**What reviewers like**

- 👍 Intuitive and easy to use
- 🚀 Powerful dose calculator
- 📊 Helpful for tracking weight loss goals
- ⏰ Useful reminders for injections
- 🗂️ Organizes multiple protocols

**What reviewers complain about**

- ⚠️ Only allows mcg dosage and calculations

**Reported bugs**

- Units function not working

**Requested features**

- Support for more units of measurement
- Ability to track more than 2 protocols


## Frequently asked questions

### Is Peptides Calculator free?

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

### Is PepTracker free?

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

### Which has better reviews, Peptides Calculator or PepTracker?

PepTracker is rated higher. Peptides Calculator averages 4.3 out of 5 from 170 ratings, while PepTracker averages 4.7 from 413 ratings.

### Do Peptides Calculator or PepTracker have ads?

Neither Peptides Calculator nor PepTracker shows ads.

### Which is updated more often, Peptides Calculator or PepTracker?

Peptides Calculator ships an update weekly, and PepTracker every 2 weeks. Most recently, Peptides Calculator was updated on September 29, 2026 and PepTracker on September 28, 2026.

---

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