# The Peptide App vs PeptideBros

The clearest difference is in-app purchases: The Peptide App at none against PeptideBros's 2. The Peptide App also leads on update cadence (every 5 days vs every 3 weeks) and ratings volume (117 vs 5). PeptideBros's advantage is rating (5.0 vs 4.6) and review sentiment (100% vs 90%). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PeptideBros sells 2 in-app purchases, starting at $4.99 per month. The Peptide App asks for nothing beyond the download.

PeptideBros holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: The Peptide App has 117 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 90% of The Peptide App's written reviews are positive against 100% of PeptideBros's.

The Peptide App ships an update every 5 days, PeptideBros every 3 weeks. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | The Peptide App | PeptideBros |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (117 ratings)](https://appshunter.io/ios/app/the-peptide-app-tracker/id6756695162/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/peptidebros/id6762238490/reviews)** |
| Number of ratings | **117** | 5 |
| Positive reviews | 90.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | **Free** | Freemium |
| Size | 92 MB | 44 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [The Peptide App LLC](https://appshunter.io/developer/1862367343) | [Adam Farrar](https://appshunter.io/developer/1832870508) |

## What reviewers say

### The Peptide App

[App page](https://appshunter.io/ios/app/the-peptide-app-tracker/id6756695162)

This app helps you manage your peptide vials, create custom schedules with reminders, and track your progress with various health metrics. It also includes a peptide library for research and vendor price comparisons. All features are free to use.

**Highlights:** Manual vial tracking with photos and notes, Customizable schedules and reminders, Protocol and stack organization, Peptide library and research resources, Progress tracking for health metrics, Vendor price comparison

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

**In-app purchases:** none


### PeptideBros

[App page](https://appshunter.io/ios/app/peptidebros/id6762238490)

This app helps researchers meticulously track peptide injection protocols, log doses, and monitor progress. It offers features like custom protocol creation, automated injection site rotation, and streak tracking for motivation. An integrated encyclopedia provides factual information on common research peptides.

**Highlights:** Custom peptide protocol creation, Automated injection site rotation, Dose logging with site and feeling score, Streak tracking for motivation, Adherence rate and pattern analytics, Research peptide encyclopedia, Journaling and notes

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lab Notebook Monthly | $4.99 | per month |
| Lab Notebook (Annual) | $39.99 | per year |


## Frequently asked questions

### Is The Peptide App free?

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

### Is PeptideBros free?

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

### Which has better reviews, The Peptide App or PeptideBros?

PeptideBros is rated higher. The Peptide App averages 4.6 out of 5 from 117 ratings, while PeptideBros averages 5.0 from 5 ratings.

### Do The Peptide App or PeptideBros have ads?

Neither The Peptide App nor PeptideBros shows ads.

### Which is updated more often, The Peptide App or PeptideBros?

The Peptide App ships an update every 5 days, and PeptideBros every 3 weeks. Most recently, The Peptide App was updated on October 31, 2026 and PeptideBros on October 24, 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.*