# PeptideJournal vs Piri

The clearest difference is price: Piri at Free against PeptideJournal's $5.99. Piri also leads on rating (5.0 vs 4.3) and update cadence (every 2 days vs weekly). PeptideJournal's advantage is in-app purchases (none vs 1) and ratings volume (20 vs 2). On ads and device support there is nothing between them.

Piri is free to download; PeptideJournal costs $5.99 up front. Piri sells 1 one-off in-app purchase. PeptideJournal asks for nothing beyond the download.

Piri holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: PeptideJournal has 20 ratings behind it against 2, so its average is the more settled of the two.

PeptideJournal ships an update weekly, Piri every 2 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PeptideJournal | Piri |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [4.3 (20 ratings)](https://appshunter.io/ios/app/peptidejournal/id6751492210/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/piri-peptide-tracker/id6782751257/reviews)** |
| Number of ratings | **20** | 2 |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 12 MB | 44 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Christopher Madrid](https://appshunter.io/developer/1835373775) | [RASHAD ABDULBARR](https://appshunter.io/developer/1861319402) |

## What reviewers say

### PeptideJournal

[App page](https://appshunter.io/ios/app/peptidejournal/id6751492210)

This app helps you precisely calculate peptide doses, manage your inventory, and track your usage history. It offers smart scheduling and detailed analytics, all while keeping your data private and secure on your device.

**Highlights:** Precision dose calculation, Reconstitution simulation, Inventory management, Dose history tracking, Usage analytics, Smart scheduling, Calendar integration

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

**In-app purchases:** none


### Piri

[App page](https://appshunter.io/ios/app/piri-peptide-tracker/id6782751257)

This app provides a private, on-device journal for tracking personal wellness routines. It allows users to log doses, follow cycle schedules, record notes, and view trends, all while keeping data secure and offline.

**Highlights:** On-device data storage, Face ID/PIN protection, Dose logging with details, Cycle-based scheduling, Daily check-ins and notes, Trend visualization, Searchable entry history, CSV/PDF export

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepVault Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is PeptideJournal free?

PeptideJournal costs $5.99, with no in-app purchases.

### Is Piri free?

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

### Which has better reviews, PeptideJournal or Piri?

Piri is rated higher. PeptideJournal averages 4.3 out of 5 from 20 ratings, while Piri averages 5.0 from 2 ratings.

### Do PeptideJournal or Piri have ads?

Neither PeptideJournal nor Piri shows ads.

### Which is updated more often, PeptideJournal or Piri?

PeptideJournal ships an update weekly, and Piri every 2 days. Most recently, PeptideJournal was updated on November 5, 2026 and Piri on October 31, 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.*