# Smart Peptide Tracker vs PeptideFox

The clearest difference is monetization model: PeptideFox at free against Smart Peptide Tracker's freemium. PeptideFox also leads on rating (5.0 vs 4.7) and review sentiment (100% vs 86%). Smart Peptide Tracker's advantage is ratings volume (162 vs 3) and device support (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Smart Peptide Tracker sells 9 one-off in-app purchases 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.

PeptideFox holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Smart Peptide Tracker has 162 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 86% of Smart Peptide Tracker's written reviews are positive against 100% of PeptideFox's.

Smart Peptide Tracker ships an update every 5 days, PeptideFox weekly. The most recent releases landed on October 17, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Smart Peptide Tracker | PeptideFox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (162 ratings)](https://appshunter.io/ios/app/smart-peptide-tracker/id6758162412/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/peptidefox/id6758572242/reviews)** |
| Number of ratings | **162** | 3 |
| Positive reviews | 86.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Freemium | **Free** |
| Size | 114 MB | 14 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Sean Hussain](https://appshunter.io/developer/1871263008) | [HZ29 Inc.](https://appshunter.io/developer/1873736740) |

## What reviewers say

### Smart Peptide Tracker

[App page](https://appshunter.io/ios/app/smart-peptide-tracker/id6758162412)

Manage supplement inventory, schedule routines, and track personal progress with a comprehensive research companion. Features include a reconstitution calculator, visual progress charts, and site rotation planning. Offers optional cloud sync and PIN encryption for privacy.

**Highlights:** Inventory management with reconstitution calculator, Customizable schedules and push notification reminders, One-tap logging and backfilling up to 14 days, Progress tracking with charts and photos, Stack analysis for compatibility and overlap, Visual site rotation planner, Cycle planner and cost tracker

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ai Question Pack (20 questions) | $4.99 | one-time |
| Partner Add-on | $9.99 | one-time |
| Extra Partner Add-on | $9.99 | one-time |
| Partner Biomarkers Add-on | $14.99 | one-time |
| Biomarkers Add-on | $14.99 | one-time |
| Premium Lifetime - Discount | $25.99 | one-time |
| Premium Lifetime | $34.99 | one-time |
| Peak | $44.99 | one-time |
| Elite | $54.99 | one-time |


### 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 Smart Peptide Tracker free?

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

### Is PeptideFox free?

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

### Which has better reviews, Smart Peptide Tracker or PeptideFox?

PeptideFox is rated higher. Smart Peptide Tracker averages 4.7 out of 5 from 162 ratings, while PeptideFox averages 5.0 from 3 ratings.

### Do Smart Peptide Tracker or PeptideFox have ads?

Neither Smart Peptide Tracker nor PeptideFox shows ads.

### Which is updated more often, Smart Peptide Tracker or PeptideFox?

Smart Peptide Tracker ships an update every 5 days, and PeptideFox weekly. Most recently, Smart Peptide Tracker was updated on October 17, 2026 and PeptideFox on October 12, 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.*