# PepLog vs OptyPeptides

The clearest difference is review sentiment: OptyPeptides at 100% against PepLog's 50%. OptyPeptides also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 1). PepLog's advantage is iOS requirement (15.1 vs 17.0). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. PepLog sells 1 one-off in-app purchase. OptyPeptides asks for nothing beyond the download.

OptyPeptides holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews point the same way: 50% of PepLog's written reviews are positive against 100% of OptyPeptides's.

PepLog ships an update every 2 months, OptyPeptides fortnightly. The most recent releases landed on September 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | PepLog | OptyPeptides |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/peplog/id6744858000/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/optypeptides/id6760362492/reviews)** |
| Number of ratings | 2 | **6** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 64 MB | 15 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Roberto Yudice](https://appshunter.io/developer/1799605586) | [OptiSelf LLC](https://appshunter.io/developer/1701151644) |

## What reviewers say

### PepLog

[App page](https://appshunter.io/ios/app/peplog/id6744858000)

This app simplifies tracking complex peptide protocols by managing schedules, sending timely reminders, and allowing one-tap dose logging. It supports multiple peptides, provides a full dose history, and estimates supply duration to prevent running out.

**Highlights:** Flexible peptide scheduling, Home screen widget for quick logging, One-tap dose logging, Multi-peptide protocol support, Smart dose reminders, Full dose history, Supply duration calculation

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PepLog Pro Lifetime | $4.99 | one-time |


### OptyPeptides

[App page](https://appshunter.io/ios/app/optypeptides/id6760362492)

This app helps users discover, track, and optimize peptide protocols with smart recommendations. It provides clarity, structure, and insights for both beginners and experienced users, simplifying complex stacking processes.

**Highlights:** Smart peptide recommendations, Protocol tracking, Protocol optimization, User-friendly interface, Insightful data visualization

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

**In-app purchases:** none


## Frequently asked questions

### Is PepLog free?

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

### Is OptyPeptides free?

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

### Which has better reviews, PepLog or OptyPeptides?

OptyPeptides is rated higher. PepLog averages 4.0 out of 5 from 2 ratings, while OptyPeptides averages 5.0 from 6 ratings.

### Do PepLog or OptyPeptides have ads?

Neither PepLog nor OptyPeptides shows ads.

### Which is updated more often, PepLog or OptyPeptides?

PepLog ships an update every 2 months, and OptyPeptides fortnightly. Most recently, PepLog was updated on September 15, 2026 and OptyPeptides on October 12, 2026.

---

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