# Prof. Peptide Protocol Tracker vs Vialo

The clearest difference is monetization model: Prof. Peptide Protocol Tracker at free against Vialo's paid. Vialo's advantage is update cadence (weekly vs every 3 weeks). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Prof. Peptide Protocol Tracker against 5.0 for Vialo. Both are backed by a comparable volume of ratings — 5 and 9 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Prof. Peptide Protocol Tracker ships an update every 3 weeks, Vialo weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Prof. Peptide Protocol Tracker | Vialo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/prof-peptide-protocol-tracker/id6761995269/reviews) | [5.0 (9 ratings)](https://appshunter.io/ios/app/vialo-peptide-safety-and-dosing/id6790462595/reviews) |
| Number of ratings | 5 | **9** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free** | Paid |
| Size | 33 MB | 30 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Strength Cycle Studios, LLC](https://appshunter.io/developer/1892356312) | [MATTHEW ELLIOTT ALEXANDER](https://appshunter.io/developer/6790462597) |

## What reviewers say

### Prof. Peptide Protocol Tracker

[App page](https://appshunter.io/ios/app/prof-peptide-protocol-tracker/id6761995269)

Track peptide and GLP-1 doses, calculate reconstitutions, and manage complex protocols. Access a compound library, visualize estimated levels, and review research summaries. Your data remains private and on your device.

**Highlights:** Dose logging and reminders, Reconstitution calculator, 60+ compound library, Full protocol and stack support, Estimated compound levels visualization, AI research assistant, Results and trends tracking

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

**In-app purchases:** none


### Vialo

[App page](https://appshunter.io/ios/app/vialo-peptide-safety-and-dosing/id6790462595)

This app provides precise peptide dosing calculations and a comprehensive safety and education library. It offers evidence-based information on peptide handling, side effects, and injection techniques, ensuring users can administer peptides safely and accurately.

**Highlights:** Precise dosing calculator, Safety and education library, Sterile handling guidance, Injection technique instructions, Peptide handling and storage, Side effect recognition, Evidence-based compound breakdowns, Protocol saving and reminders

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prof. Peptide Protocol Tracker free?

Prof. Peptide Protocol Tracker is free to download, with no in-app purchases.

### Is Vialo free?

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

### Which has better reviews, Prof. Peptide Protocol Tracker or Vialo?

Prof. Peptide Protocol Tracker and Vialo are both rated 5.0 out of 5 on the App Store, from 5 and 9 ratings respectively.

### Do Prof. Peptide Protocol Tracker or Vialo have ads?

Neither Prof. Peptide Protocol Tracker nor Vialo shows ads.

### Which is updated more often, Prof. Peptide Protocol Tracker or Vialo?

Prof. Peptide Protocol Tracker ships an update every 3 weeks, and Vialo weekly. Most recently, Prof. Peptide Protocol Tracker was updated on October 24, 2026 and Vialo on October 24, 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.*