# PEER vs iHeart HRV

The clearest difference is rating: PEER at 5.0 against iHeart HRV's 1.0. PEER also leads on review sentiment (100% vs 60%) and monetization model (free vs free with in-app purchases). iHeart HRV's advantage is update cadence (every 2 months vs every 4 months) and iOS requirement (11.0 vs 17.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. PEER sells 10 one-off in-app purchases and iHeart HRV sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

PEER holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 100% of PEER's written reviews are positive against 60% of iHeart HRV's.

PEER ships an update every 4 months, iHeart HRV every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | PEER | iHeart HRV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/peer/id1623717304/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/iheart-hrv/id1635750634/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 76 MB | 18 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BrainWave Software](https://appshunter.io/developer/1575971305) | [Vitalsines International Inc](https://appshunter.io/developer/1629507643) |

## What reviewers say

### PEER

[App page](https://appshunter.io/ios/app/peer/id1623717304)

This app facilitates EEG data recording and ERP analysis for research studies. It connects with specific EEG headsets to collect raw data and neurological study information. Recorded data can be exported for further analysis with various neuroscience tools.

**Highlights:** EEG recording and display, Event-Related Potential (ERP) analysis, Data export to Brain Vision Analyzer or .csv, Includes N-Back and Gambling Task games, Customizable image presenter, Searchable recordings with titles and notes

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| N-Back Trial | Free | one-time |
| Gambling Task/Doors Trial | Free | one-time |
| Audio Oddball Trial | Free | one-time |
| Image Presenter Trial | Free | one-time |
| Posner Trial | Free | one-time |
| Image Presenter | $499.00 | one-time |
| Posner | $499.00 | one-time |
| Gambling Task/Doors | $499.99 | one-time |
| N-Back | $499.99 | one-time |
| Audio Oddball | $499.99 | one-time |


### iHeart HRV

[App page](https://appshunter.io/ios/app/iheart-hrv/id1635750634)

Measure and analyze your Heart Rate Variability (HRV) with a specialized device. Track your progress over time, create user profiles, and use the data to encourage healthier lifestyle choices. This app is for personal health and wellness education.

**Highlights:** Measure Heart Rate Variability, View results as a score and frequency spectrum, Fixed length recordings, Review recordings and graphs, Create user profiles

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $1.99 | per month |
| Pro Monthly Subscription | $9.99 | per month |
| Enterprise Mthly Subscription | $19.99 | per month |


## Frequently asked questions

### Is PEER free?

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

### Is iHeart HRV free?

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

### Which has better reviews, PEER or iHeart HRV?

PEER is rated higher. PEER averages 5.0 out of 5 from 1 ratings, while iHeart HRV averages 1.0 from 1 ratings.

### Do PEER or iHeart HRV have ads?

Neither PEER nor iHeart HRV shows ads.

### Which is updated more often, PEER or iHeart HRV?

PEER ships an update every 4 months, and iHeart HRV every 2 months. Most recently, PEER was updated on November 3, 2026 and iHeart HRV on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*