# Peptide Tracker vs Peptly

The clearest difference is ratings volume: Peptide Tracker at 442 against Peptly's 34. On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Peptide Tracker sells 7 in-app purchases, starting at $0.99 per 7 days and Peptly sells 10 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Peptide Tracker against 4.8 for Peptly. That said, the two scores are not equally well evidenced: Peptide Tracker has 442 ratings behind it against 34, so its average is the more settled of the two.

Peptide Tracker ships an update fortnightly, Peptly weekly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Peptide Tracker | Peptly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (442 ratings)](https://appshunter.io/ios/app/peptide-tracker-pepflow/id6740525224/reviews) | **[4.8 (34 ratings)](https://appshunter.io/ios/app/peptly-peptide-log-and-tracker/id6764067504/reviews)** |
| Number of ratings | **442** | 34 |
| Positive reviews | 77.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Freemium | Freemium |
| Size | 181 MB | 29 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [keinois OU](https://appshunter.io/developer/1597616328) | [Baris Bingor](https://appshunter.io/developer/1634613310) |

## What reviewers say

### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker-pepflow/id6740525224)

Log peptide injections, manage flexible schedules, and receive timely reminders. This app helps you keep track of your treatment protocols, preparation details, and dose history, ensuring you stay on track with your health regimen. View upcoming and past doses in a calendar and sync data across devices.

**Highlights:** Log peptide injections and other medication types, Manage flexible schedules and reminders, Save preparation details for peptides, Review dose history and upcoming doses, Calendar view of doses, Widgets and Live Activities for schedule checks, iCloud sync across iPhone and iPad

**Features:** Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepFlow PRO (Weekly) | $0.99 | per 7 days |
| PepFlow PRO (Monthly) | $2.99 | per month |
| PepFlow PRO (Weekly) | $2.99 | per 7 days |
| PepFlow PRO (Weekly) | $3.99 | per 7 days |
| PepFlow PRO (Annual) | $8.99 | per year |
| PepFlow PRO (Monthly) | $9.99 | per month |
| PepFlow PRO (Annual) | $29.99 | per year |


### Peptly

[App page](https://appshunter.io/ios/app/peptly-peptide-log-and-tracker/id6764067504)

This app simplifies peptide reconstitution and dosing for researchers and biohackers. It provides instant calculations, visual syringe guides, and a dose log, all processed on-device for privacy. Unlock advanced features like reminders and export options with a subscription.

**Highlights:** Instant reconstitution math, Visual syringe guide, Pre-loaded peptide profiles, On-device dose log, Smart dose reminders, Save and reload protocols, CSV export

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peptly Pro Weekly | $0.99 | per 7 days |
| Peptly Pro Weekly | $1.99 | per 7 days |
| Peptly Pro Weekly | $2.99 | per 7 days |
| Peptly Pro Weekly | $4.99 | per 7 days |
| Peptly Pro Yearly | $19.99 | per year |
| Peptly Pro Yearly | $29.99 | per year |
| Peptly Pro Yearly | $49.99 | per year |
| Peptly Pro Lifetime | $29.99 | one-time |
| Peptly Pro Lifetime | $49.99 | one-time |
| Peptly Pro Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Peptide Tracker free?

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

### Is Peptly free?

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

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

Peptly is rated higher. Peptide Tracker averages 4.8 out of 5 from 442 ratings, while Peptly averages 4.8 from 34 ratings.

### Do Peptide Tracker or Peptly have ads?

Neither Peptide Tracker nor Peptly shows ads.

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

Peptide Tracker ships an update fortnightly, and Peptly weekly. Most recently, Peptide Tracker was updated on November 4, 2026 and Peptly on November 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.*