# Vialy vs Optimized Human

The clearest difference is in-app purchases: Vialy at none against Optimized Human's 2. Vialy also leads on update cadence (every 2 days vs fortnightly). Optimized Human's advantage is iOS requirement (15.1 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Optimized Human sells 2 in-app purchases, starting at $19.99 per month. Vialy asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Vialy against 5.0 for Optimized Human. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Vialy ships an update every 2 days, Optimized Human fortnightly. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Vialy | Optimized Human |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/vialy-peptide-tracker/id6768241513/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/optimized-human/id6785295451/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Fortnightly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 49 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Lunium AB](https://appshunter.io/developer/1857989339) | [Optimized Human LLC](https://appshunter.io/developer/6785295453) |

## What reviewers say

### Vialy

[App page](https://appshunter.io/ios/app/vialy-peptide-tracker/id6768241513)

This app helps adults using prescribed peptides track their doses, manage protocols, and log injections. It calculates concentrations and units, plans injection schedules, and tracks vial usage. A reference library and dose reminders are included.

**Highlights:** Live dose and concentration calculation, Customizable protocol planning, Body map injection logging, Vial usage and cost tracking, Built-in peptide reference library, Dose reminders, Data export (JSON/CSV)

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

**In-app purchases:** none


### Optimized Human

[App page](https://appshunter.io/ios/app/optimized-human/id6785295451)

Manage peptide protocols with ease. Plan cycles, calculate doses, track injections, and monitor inventory. Syncs across devices and offers free basic tracking with an optional Pro subscription for advanced features.

**Highlights:** Protocol planning with cycling and periodization, Titration support for dose adjustments, Reconstitution calculator for precise dosing, Dose logging with visual injection site tracking, Inventory management with low-stock alerts, Cross-device data synchronization

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro — Monthly | $19.99 | per month |
| Pro — Annual | $191.99 | per year |


## Frequently asked questions

### Is Vialy free?

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

### Is Optimized Human free?

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

### Which has better reviews, Vialy or Optimized Human?

Vialy and Optimized Human are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Vialy or Optimized Human have ads?

Neither Vialy nor Optimized Human shows ads.

### Which is updated more often, Vialy or Optimized Human?

Vialy ships an update every 2 days, and Optimized Human fortnightly. Most recently, Vialy was updated on October 15, 2026 and Optimized Human on October 17, 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.*