# BMI Value Calculator vs Vialry

The clearest difference is in-app purchases: BMI Value Calculator at none against Vialry's 2. BMI Value Calculator also leads on iOS requirement (11.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Vialry sells 2 in-app purchases, starting at $7.99 per month. BMI Value Calculator asks for nothing beyond the download.

BMI Value Calculator ships an update weekly, Vialry fortnightly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BMI Value Calculator | Vialry |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 19 MB | 17 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 17+ | 17+ |
| Developer | [EMINENTASI YAZILIM ITHALAT IHRACAT TICARET LIMITED SIRKETI](https://appshunter.io/developer/1653421397) | [Mitaanshu Agarwal](https://appshunter.io/developer/1896724075) |

## What reviewers say

### BMI Value Calculator

[App page](https://appshunter.io/ios/app/bmi-value-calculator/id6474932611)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vialry

[App page](https://appshunter.io/ios/app/vialry-injection-tracker/id6771655737)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vialry Pro Monthly | $7.99 | per month |
| Vialry Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is BMI Value Calculator free?

BMI Value Calculator is free to download, with no in-app purchases.

### Is Vialry free?

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

### Do BMI Value Calculator or Vialry have ads?

Neither BMI Value Calculator nor Vialry shows ads.

### Which is updated more often, BMI Value Calculator or Vialry?

BMI Value Calculator ships an update weekly, and Vialry fortnightly. Most recently, BMI Value Calculator was updated on October 27, 2026 and Vialry 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.*