# footing vs Bivryn Biological Intelligence

The clearest difference is in-app purchases: footing at none against Bivryn Biological Intelligence's 2. footing also leads on iOS requirement (15.1 vs 17.0). Bivryn Biological Intelligence's advantage is update cadence (every 2 weeks vs every 4 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Bivryn Biological Intelligence sells 2 in-app purchases, starting at $6.99 per month. footing asks for nothing beyond the download.

footing ships an update every 4 weeks, Bivryn Biological Intelligence every 2 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | footing | Bivryn Biological Intelligence |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/footing-mobility-and-mind/id6759986190/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 52 MB | 24 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 17+ | 12+ |
| Developer | [Carova Labs, LLC](https://appshunter.io/developer/1882102538) | [Amita Dhand](https://appshunter.io/developer/1437246199) |

## What reviewers say

### footing

[App page](https://appshunter.io/ios/app/footing-mobility-and-mind/id6759986190)

This app tracks your walking and cognitive abilities using your phone. It provides insights into your mobility and thinking patterns over time, without requiring wearables or clinic visits. The app offers a free experience with no subscription needed to start.

**Highlights:** Mobility Age assessment, Cognitive Age assessment, Personalized signature analysis, Measures pace, stride, and steadiness, Tracks reaction time and memory, Optional Apple Health integration, Secure data sharing with trusted individuals

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

**In-app purchases:** none


### Bivryn Biological Intelligence

[App page](https://appshunter.io/ios/app/bivryn-biological-intelligence/id6774502017)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bivryn Premium Monthly | $6.99 | per month |
| Bivryn Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is footing free?

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

### Is Bivryn Biological Intelligence free?

Bivryn Biological Intelligence is free to download, with in-app purchases available.

### Do footing or Bivryn Biological Intelligence have ads?

Neither footing nor Bivryn Biological Intelligence shows ads.

### Which is updated more often, footing or Bivryn Biological Intelligence?

footing ships an update every 4 weeks, and Bivryn Biological Intelligence every 2 weeks. Most recently, footing was updated on October 31, 2026 and Bivryn Biological Intelligence on November 5, 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.*