# Biofeedback App vs Plena Biofeedback

The clearest difference is in-app purchases: Biofeedback App at none against Plena Biofeedback's 2. Biofeedback App also leads on update cadence (every 2 weeks vs every 6 weeks) and iOS requirement (9.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Plena Biofeedback sells 2 in-app purchases, starting at $9.99 per month. Biofeedback App asks for nothing beyond the download.

Biofeedback App ships an update every 2 weeks, Plena Biofeedback every 6 weeks. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Biofeedback App | Plena Biofeedback |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (3 ratings)](https://appshunter.io/ios/app/biofeedback-app/id1257124910/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 37 MB | 19 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Mobile Associates, LLC](https://appshunter.io/developer/959592099) | [Kenneth Nygren](https://appshunter.io/developer/1861328307) |

## What reviewers say

### Biofeedback App

[App page](https://appshunter.io/ios/app/biofeedback-app/id1257124910)

This app explores the combination of biofeedback and mental rehearsal to improve athletic performance. It incorporates conscious breathing, heart rate, and body temperature tracking, alongside mental rehearsal and lucid dreaming techniques. The goal is to enhance training and competition outcomes over time.

**Highlights:** Biofeedback tracking, Mental rehearsal techniques, Lucid dreaming integration, Conscious breathing exercises, Heart rate monitoring, Body temperature tracking

**In-app purchases:** none


### Plena Biofeedback

[App page](https://appshunter.io/ios/app/plena-biofeedback/id6756549507)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plena Premium (Monthly) | $9.99 | per month |
| Premium Annual | $59.99 | per year |


## Frequently asked questions

### Is Biofeedback App free?

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

### Is Plena Biofeedback free?

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

### Do Biofeedback App or Plena Biofeedback have ads?

Neither Biofeedback App nor Plena Biofeedback shows ads.

### Which is updated more often, Biofeedback App or Plena Biofeedback?

Biofeedback App ships an update every 2 weeks, and Plena Biofeedback every 6 weeks. Most recently, Biofeedback App was updated on October 2, 2026 and Plena Biofeedback 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.*