# WVS Data Collection App vs BioField

The clearest difference is price: WVS Data Collection App at Free against BioField's $8.99. WVS Data Collection App also leads on iOS requirement (12.0 vs 18.5). On update cadence, ads, in-app purchases and device support there is nothing between them.

WVS Data Collection App is free to download; BioField costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

WVS Data Collection App ships an update every 3 weeks, BioField every 11 days. The most recent releases landed on October 5, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | WVS Data Collection App | BioField |
| --- | --- | --- |
| Price | **Free** | $8.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Size | 45 MB | 18 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mission Rabies Ltd](https://appshunter.io/developer/984491450) | [Daniel Balcazar](https://appshunter.io/developer/1826908875) |

## What reviewers say

### WVS Data Collection App

[App page](https://appshunter.io/ios/app/wvs-data-collection-app/id1048355034)

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

**In-app purchases:** none


### BioField

[App page](https://appshunter.io/ios/app/biofield/id6748662468)

**In-app purchases:** none


## Frequently asked questions

### Is WVS Data Collection App free?

WVS Data Collection App is free to download, with no in-app purchases.

### Is BioField free?

BioField costs $8.99, with no in-app purchases.

### Do WVS Data Collection App or BioField have ads?

Neither WVS Data Collection App nor BioField shows ads.

### Which is updated more often, WVS Data Collection App or BioField?

WVS Data Collection App ships an update every 3 weeks, and BioField every 11 days. Most recently, WVS Data Collection App was updated on October 5, 2026 and BioField on September 28, 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.*