# SHOTLOG vs PeptideFox

The clearest difference is review sentiment: PeptideFox at 100% against SHOTLOG's 31%. PeptideFox also leads on monetization model (free vs freemium) and update cadence (weekly vs fortnightly). SHOTLOG's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. SHOTLOG sells 8 in-app purchases, starting at $0.99 per month and PeptideFox sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

SHOTLOG ships an update fortnightly, PeptideFox weekly. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | SHOTLOG | PeptideFox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/peptidefox/id6758572242/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 30.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Freemium | **Free** |
| Size | 53 MB | 14 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [RoboCFI LLC](https://appshunter.io/developer/953702880) | [HZ29 Inc.](https://appshunter.io/developer/1873736740) |

## What reviewers say

### SHOTLOG

[App page](https://appshunter.io/ios/app/shotlog-peptide-tracker/id6738789312)

This app helps users meticulously track peptide protocols for weight loss and biohacking. It offers features like dose reminders, unit calculations, inventory management, and progress monitoring through charts and photos. Users can log nutrition, side effects, and export data for healthcare providers.

**Highlights:** Customizable peptide protocol creation, Dose calculation (mg, mcg, IU to units), Vial inventory and dose tracking, Intelligent dose reminders, Automatic injection site rotation, Weight, measurement, and progress photo tracking, Nutrition and side effect logging, Data export for healthcare providers

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | per month |
| Basic | $1.99 | per month |
| Pro Monthly | $2.99 | per month |
| Premium Monthly | $4.99 | per month |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $34.99 | per year |
| Premium Annually | $34.99 | per year |
| Pro Yearly | $34.99 | per year |


### PeptideFox

[App page](https://appshunter.io/ios/app/peptidefox/id6758572242)

This app simplifies peptide math and tracking for users managing peptide protocols. It calculates precise dosages, logs daily injections, and helps build custom protocols. Manage vial inventory and track multiple peptides simultaneously for optimal results.

**Highlights:** Reconstitution calculator, Daily dose and injection log, Custom protocol management, Vial inventory tracking, Supports various peptide compounds, Private and secure data storage

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is SHOTLOG free?

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

### Is PeptideFox free?

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

### Do SHOTLOG or PeptideFox have ads?

Neither SHOTLOG nor PeptideFox shows ads.

### Which is updated more often, SHOTLOG or PeptideFox?

SHOTLOG ships an update fortnightly, and PeptideFox weekly. Most recently, SHOTLOG was updated on October 15, 2026 and PeptideFox 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.*