# Peptide Tracker vs Vialo

The clearest difference is monetization model: Peptide Tracker at free against Vialo's paid. 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 Peptide Tracker against 5.0 for Vialo. Both are backed by a comparable volume of ratings — 4 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Peptide Tracker ships an update every 10 days, Vialo weekly. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Peptide Tracker | Vialo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/peptide-tracker-stack/id6768464947/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/vialo-peptide-safety-and-dosing/id6790462595/reviews) |
| Number of ratings | 4 | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | **Free** | Paid |
| Size | 42 MB | 30 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Christian Pa'u](https://appshunter.io/developer/1896575567) | [MATTHEW ELLIOTT ALEXANDER](https://appshunter.io/developer/6790462597) |

## What reviewers say

### Peptide Tracker

[App page](https://appshunter.io/ios/app/peptide-tracker-stack/id6768464947)

Log peptide doses, track your progress, and analyze your body's response with this research log. Integrate with health data, manage supplies, and access educational summaries on various peptides. Share insights with a community of users.

**Highlights:** Log peptide doses and schedules, Track vial supply and reconstitution, Integrate with Apple Health data, Analyze bloodwork trends, Log training and nutrition, Access peptide reference library

**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 Peptide Tracker free?

Peptide 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, Peptide Tracker or Vialo?

Peptide Tracker and Vialo are both rated 5.0 out of 5 on the App Store, from 4 and 5 ratings respectively.

### Do Peptide Tracker or Vialo have ads?

Neither Peptide Tracker nor Vialo shows ads.

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

Peptide Tracker ships an update every 10 days, and Vialo weekly. Most recently, Peptide Tracker was updated on October 15, 2026 and Vialo on October 9, 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.*