# Vela HRV vs Stress

The clearest difference is in-app purchases: Vela HRV at none against Stress's 2. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Stress sells 2 in-app purchases, starting at $1.99 per 7 days. Vela HRV asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Vela HRV against 5.0 for Stress. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Vela HRV ships an update every 3 weeks, Stress fortnightly. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Vela HRV | Stress |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/vela-hrv/id6762096428/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/stress-hrv-tracker/id6784304541/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 4 MB | 58 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, Apple Watch | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Xavier Camps Novi](https://appshunter.io/developer/1557885675) | [Sleep Pilot Technology Co., Ltd.](https://appshunter.io/developer/1682165802) |

## What reviewers say

### Vela HRV

[App page](https://appshunter.io/ios/app/vela-hrv/id6762096428)

This app analyzes your heart rate variability (HRV) from your Apple Watch to provide a personalized stress score. It establishes your unique baseline and uses it for ongoing stress assessment, offering daily, weekly, and monthly historical data. All processing occurs on your device for enhanced privacy.

**Highlights:** Personalized 0-100 stress score, Passive background HRV measurement, Daily, weekly, and monthly history, On-device processing, iCloud data sync, No mandatory subscription

**Features:** Apple Watch app

**In-app purchases:** none


### Stress

[App page](https://appshunter.io/ios/app/stress-hrv-tracker/id6784304541)

Understand your body's stress levels by tracking HRV, RHR, sleep, and activity against your personal baseline. Receive daily guidance on whether to push harder or rest, with integrated breathing exercises and mood logging.

**Highlights:** Personalized HRV and RHR baseline, Daily stress level assessment, Guided breathing exercises, Sleep and activity tracking, Mood and water logging, Watch complications and widgets, Data privacy and on-device processing

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stress App Weekly Premium | $1.99 | per 7 days |
| Stress App Annual Premium | $7.99 | per year |


## Frequently asked questions

### Is Vela HRV free?

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

### Is Stress free?

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

### Which has better reviews, Vela HRV or Stress?

Vela HRV and Stress are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Vela HRV or Stress have ads?

Neither Vela HRV nor Stress shows ads.

### Which is updated more often, Vela HRV or Stress?

Vela HRV ships an update every 3 weeks, and Stress fortnightly. Most recently, Vela HRV was updated on October 7, 2026 and Stress on October 12, 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.*