# Viora vs Stax

The clearest difference is update cadence: Stax at every 2 days against Viora's weekly. Stax also leads on iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Viora sells 2 in-app purchases, starting at $8.99 per month and Stax sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Viora ships an update weekly, Stax every 2 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Viora | Stax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (12 ratings)](https://appshunter.io/ios/app/stax-peptide-tracker/id6818569355/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 27 MB | 64 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Stefan Pihlanen](https://appshunter.io/developer/1821381811) | [FARSHID ORAK](https://appshunter.io/developer/6818569357) |

## What reviewers say

### Viora

[App page](https://appshunter.io/ios/app/viora-peptide-and-dose-tracker/id6760582814)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Viora Pro Monthly | $8.99 | per month |
| Viora Pro Yearly | $59.99 | per year |


### Stax

[App page](https://appshunter.io/ios/app/stax-peptide-tracker/id6818569355)

Automate your peptide routine with daily tracking and vial countdowns. Log doses, manage supplies, and generate reports for your doctor. Organizes other supplements and vitamins with reminders.

**Highlights:** Automated peptide routine tracking, Vial and supply countdowns, Injection spot rotation, Doctor-readable reports, Supplement organizer, Customizable reminders

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stax Plus Monthly | $6.99 | per month |
| Stax Plus Annual | $59.99 | per year |
| 14-day Trial | Free | one-time |
| Stax Plus Lifetime | $149.99 | one-time |


## Frequently asked questions

### Is Viora free?

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

### Is Stax free?

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

### Do Viora or Stax have ads?

Neither Viora nor Stax shows ads.

### Which is updated more often, Viora or Stax?

Viora ships an update weekly, and Stax every 2 days. Most recently, Viora was updated on October 31, 2026 and Stax on November 6, 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.*