# StressEraser Pro vs Lief App

The clearest difference is rating: StressEraser Pro at 5.0 against Lief App's 4.0. StressEraser Pro also leads on monetization model (free vs paid). Lief App's advantage is update cadence (every 5 weeks vs every 16 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

StressEraser Pro holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

StressEraser Pro ships an update every 16 months, Lief App every 5 weeks. The most recent releases landed on October 29, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | StressEraser Pro | Lief App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stresseraser-pro/id1170487348/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/lief-app/id1289075477/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 44.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 5 weeks** |
| Monetization | **Free** | Paid |
| Size | 11 MB | 80 MB |
| Requires iOS | 13.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Landelijk Centrum Stressmanagement](https://appshunter.io/developer/337462998) | [BrainBot, Inc.](https://appshunter.io/developer/558159738) |

## What reviewers say

### StressEraser Pro

[App page](https://appshunter.io/ios/app/stresseraser-pro/id1170487348)

Measure your Heart Rate Variability (HRV) with your iPhone to understand your stress levels and emotional state. This biofeedback tool guides you through breathing exercises to improve resilience and self-regulation by balancing your Autonomic Nervous System.

**Highlights:** Heart Rate Variability (HRV) measurement, Guided breathing exercises, Autonomic Nervous System (ANS) balancing, Emotional system insight, Stress level monitoring, Resonance frequency guidance

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

**In-app purchases:** none


### Lief App

[App page](https://appshunter.io/ios/app/lief-app/id1289075477)

This smart patch discreetly tracks heart rate and variability to help you manage stress. It offers drug-free biofeedback exercises to train your body's stress response, promoting mindfulness and control.

**Highlights:** HRV tracking, Heart rate monitoring, Biofeedback exercises, Stress response training, On-demand stress relief, Drug-free solution

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

**In-app purchases:** none

**What reviewers like**

- 💡 Effective stress management
- 💡 Improved anxiety levels
- 💡 Real-time biofeedback
- 💡 Helps regulate nervous system
- 💡 Teaches breathing techniques

**What reviewers complain about**

- 🐛 Connectivity issues
- 🐛 App is buggy
- 🐛 App crashes frequently
- 🐛 Difficult to connect
- 🐛 Unreliable

**Reported bugs**

- Unable to download latest update
- App bricked after update
- Stuck on pulsing screen
- Won't connect on iPhone or Mac
- Self-pacing (buzzing) not working

**Requested features**

- Add button to turn off vibration
- Make subscription more affordable
- Sell device outright
- Provide clear instructions/manual
- Improve data breakdown and comparison


## Frequently asked questions

### Is StressEraser Pro free?

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

### Is Lief App free?

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

### Which has better reviews, StressEraser Pro or Lief App?

StressEraser Pro is rated higher. StressEraser Pro averages 5.0 out of 5 from 1 ratings, while Lief App averages 4.0 from 2 ratings.

### Do StressEraser Pro or Lief App have ads?

Neither StressEraser Pro nor Lief App shows ads.

### Which is updated more often, StressEraser Pro or Lief App?

StressEraser Pro ships an update every 16 months, and Lief App every 5 weeks. Most recently, StressEraser Pro was updated on October 29, 2026 and Lief App on October 13, 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.*