# Peptide Log vs Peptide Tracker

The clearest difference is rating: Peptide Tracker at 4.7 against Peptide Log's 4.2. Peptide Tracker also leads on ratings volume (304 vs 35). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Peptide Log sells 2 in-app purchases, starting at $8.99 per month and Peptide Tracker sells 7 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Peptide Tracker holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Peptide Tracker has 304 ratings behind it against 35, so its average is the more settled of the two. Written reviews point the same way: 75% of Peptide Log's written reviews are positive against 78% of Peptide Tracker's.

Peptide Log ships an update every 8 days, Peptide Tracker weekly. The most recent releases landed on August 1, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Peptide Log | Peptide Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (35 ratings)](https://appshunter.io/ios/app/peptide-log/id6744315346/reviews) | **[4.7 (304 ratings)](https://appshunter.io/ios/app/peptide-tracker-peptidekit/id6751918022/reviews)** |
| Number of ratings | 35 | **304** |
| Positive reviews | 75.0% of reviews | **78.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Weekly** |
| Monetization | Subscription | Subscription |
| Size | 60 MB | 36 MB |
| Requires iOS | 18.6 | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Johannes von Grundherr](https://appshunter.io/developer/1806943173) | [Jamal Baga](https://appshunter.io/developer/1587149921) |

## What reviewers say

### Peptide Log

[App page](https://appshunter.io/ios/app/peptide-log/id6744315346)

Manage your peptide treatment plan with this app. Track injections, monitor progress, manage inventory, and visualize your treatment with advanced features. It offers a free trial before requiring a subscription.

**Highlights:** Multi-phase protocol tracking, Custom peptide blend creation, Full inventory management, Consumables tracking with alerts, Pharmacokinetic concentration curves, Injection site rotation, Progress photo tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peptide Log Monthly | $8.99 | per month |
| Peptide Log Yearly | $39.99 | per year |


### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker-peptidekit/id6751918022)

This app helps users manage their peptide therapy journey with smart protocol management, progress tracking, and detailed journaling. It offers intelligent analytics, a built-in AI chat assistant, and a user-focused design for optimal organization and motivation.

**Highlights:** Customizable peptide protocols, Automatic shot generation, Intelligent reminder system, Weight loss and muscle growth tracking, Detailed journal entries, AI chat assistant for therapy questions

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Weekly | $3.99 | per 7 days |
| Plus Weekly | $5.99 | per 7 days |
| Plus Monthly | $9.99 | per month |
| Plus Yearly | $39.99 | per year |
| Plus Yearly | $39.99 | per year |
| Plus Yearly | $49.99 | per year |
| Plus Lifetime | $69.99 | one-time |

**What reviewers like**

- 🚀 Everything You Need in 1 app
- 👍 Great app!
- 👍 Really helpful
- 👍 Great App
- 👍 So far, so good!

**What reviewers complain about**

- 🐛 3 weeks' data disappeared
- 🐛 Wiped all my Data
- 🔔 Does not remind you

**Reported bugs**

- 3 weeks' data disappeared
- Wiped all my Data
- Notifications do not work

**Requested features**

- Build a protocol with an indefinite cycling period


## Frequently asked questions

### Is Peptide Log free?

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

### Is Peptide Tracker free?

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

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

Peptide Tracker is rated higher. Peptide Log averages 4.2 out of 5 from 35 ratings, while Peptide Tracker averages 4.7 from 304 ratings.

### Do Peptide Log or Peptide Tracker have ads?

Neither Peptide Log nor Peptide Tracker shows ads.

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

Peptide Log ships an update every 8 days, and Peptide Tracker weekly. Most recently, Peptide Log was updated on August 1, 2026 and Peptide Tracker on September 18, 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.*