# StackMindr vs Vialy

The clearest difference is in-app purchases: Vialy at none against StackMindr's 1. Vialy also leads on update cadence (every 2 days vs every 5 days). StackMindr's advantage is device support (3 vs 1) and ratings volume (7 vs 2). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. StackMindr sells 1 in-app purchase, starting at $4.99 per month. Vialy asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for StackMindr against 5.0 for Vialy. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

StackMindr ships an update every 5 days, Vialy every 2 days. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | StackMindr | Vialy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (7 ratings)](https://appshunter.io/ios/app/stackmindr-peptide-tracker/id6762165518/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/vialy-peptide-tracker/id6768241513/reviews) |
| Number of ratings | **7** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | Freemium | **Free** |
| Size | 26 MB | 15 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [StackMindr LLC](https://appshunter.io/developer/1893201584) | [Lunium AB](https://appshunter.io/developer/1857989339) |

## What reviewers say

### StackMindr

[App page](https://appshunter.io/ios/app/stackmindr-peptide-tracker/id6762165518)

Track peptides, hormones, and supplements with detailed scheduling, inventory management, and dose calculators. Access a comprehensive glossary and receive smart reminders to stay on track with your health protocols.

**Highlights:** Daily dose tracking, Smart scheduling by cycle, Dose calculators, Inventory management, Glossary of compounds, AI protocol assistant (Pro), Dose reminders

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StackMindr Pro | $4.99 | per month |


### 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


## Frequently asked questions

### Is StackMindr free?

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

### Is Vialy free?

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

### Which has better reviews, StackMindr or Vialy?

StackMindr and Vialy are both rated 5.0 out of 5 on the App Store, from 7 and 2 ratings respectively.

### Do StackMindr or Vialy have ads?

Neither StackMindr nor Vialy shows ads.

### Which is updated more often, StackMindr or Vialy?

StackMindr ships an update every 5 days, and Vialy every 2 days. Most recently, StackMindr was updated on October 10, 2026 and Vialy on October 1, 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.*