# Peptide Protocol vs VialTrack

The clearest difference is in-app purchases: VialTrack at none against Peptide Protocol's 10. VialTrack also leads on ads (none vs shown). Peptide Protocol's advantage is update cadence (every 5 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Peptide Protocol sells 9 in-app purchases, starting at $4.99 per 7 days. VialTrack asks for nothing beyond the download.

Peptide Protocol ships an update every 5 days, VialTrack every 2 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Peptide Protocol | VialTrack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/peptide-protocol-dose-tracker/id6762055081/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Subscription | — |
| Size | 100 MB | 12 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Ludovic PUAUD](https://appshunter.io/developer/1874004900) | [Todd Cavanaugh](https://appshunter.io/developer/1876634873) |

## What reviewers say

### Peptide Protocol

[App page](https://appshunter.io/ios/app/peptide-protocol-dose-tracker/id6762055081)

This app helps users track peptide doses, manage vial inventory, and monitor weekly insights like energy, sleep, and mood. It offers a reconstitution calculator and features for biohackers and longevity enthusiasts, with local-first data storage for privacy.

**Highlights:** Dose logging for peptides, Reconstitution calculation helper, Vial inventory with refill reminders, Weekly insight charts (energy, sleep, mood, weight), Protocol pausing and auto-resuming, Injection site rotation, Side-effect pattern review, Local-first data storage

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Monthly | $7.99 | per month |
| Pro Monthly | $9.99 | per month |
| Pro Yearly — Special Offer | $34.99 | per year |
| Pro Yearly | $44.99 | per year |
| Pro Yearly | $59.99 | per year |
| Pro Yearly Trial | $59.99 | per year |
| Pro Yearly — First Year Offer | $59.99 | per year |
| Pro Lifetime | $99.99 | one-time |


### VialTrack

[App page](https://appshunter.io/ios/app/vialtrack-peptide-tracker/id6788864051)

**In-app purchases:** none


## Frequently asked questions

### Is Peptide Protocol free?

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

### Is VialTrack free?

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

### Do Peptide Protocol or VialTrack have ads?

Peptide Protocol shows ads; VialTrack does not.

### Which is updated more often, Peptide Protocol or VialTrack?

Peptide Protocol ships an update every 5 days, and VialTrack every 2 weeks. Most recently, Peptide Protocol was updated on October 31, 2026 and VialTrack on October 28, 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.*