# StressTracker vs FeelFlow

StressTracker and FeelFlow both sit at 4.7 stars, but that hides the real split: 75% of StressTracker's written reviews are positive against 49% of FeelFlow's. FeelFlow's advantage is ratings volume (12K vs 449). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. StressTracker sells 9 in-app purchases, starting at $4.99 per 7 days. FeelFlow asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for StressTracker against 4.7 for FeelFlow. That said, the two scores are not equally well evidenced: FeelFlow has 12K ratings behind it against 449, so its average is the more settled of the two. Written reviews are what separate them: 75% of StressTracker's written reviews are positive against 49% of FeelFlow's.

StressTracker ships an update every 2 weeks, FeelFlow fortnightly. Both last shipped on November 12, 2026.

## The numbers

| Metric | StressTracker | FeelFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (449 ratings)](https://appshunter.io/ios/app/stresstracker-ai-stress-check/id6446667745/reviews)** | [4.7 (12K ratings)](https://appshunter.io/ios/app/feelflow-hrv/id6472018103/reviews) |
| Number of ratings | 449 | **12K** |
| Positive reviews | **75.4% of reviews** | 49.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Freemium | Freemium |
| Size | 112 MB | 311 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 12+ |
| Developer | [赞美 陈](https://appshunter.io/developer/1674072992) | [重庆雾梨兔科技有限公司](https://appshunter.io/developer/1716475424) |

## What reviewers say

### StressTracker

[App page](https://appshunter.io/ios/app/stresstracker-ai-stress-check/id6446667745)

This app analyzes heart data from your Apple Watch to assess psychological stress levels and monitor mental, emotional, and physical states. It provides detailed charts and intelligent reminders to help you understand and manage stress over time.

**Highlights:** AI-powered stress assessment, HRV data analysis, Multi-dimensional stress charts, Intelligent stress reminders, Apple Health integration, Local data storage

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $4.99 | per 7 days |
| Weekly Pro | $4.99 | per 7 days |
| Monthly Pro | $14.99 | per month |
| Annual | $29.99 | per year |
| Quarter VIP | $34.99 | per 3 months |
| Annual Pro | $39.99 | per year |
| VIP Member | $22.99 | one-time |
| Lifetime Pro | $99.99 | one-time |
| 终身会员VIP | $99.99 | one-time |

**What reviewers like**

- 🎨 Cute and aesthetic themes
- 👍 Easy to use interface
- 🎯 Accurate measurements
- ✨ Customizable watch faces
- 💖 User-friendly design

**What reviewers complain about**

- ❌ Incompatible with older Apple Watch models
- 💸 Misleading pricing and hidden charges
- ❓ Language issues (Chinese/English mix)
- 📉 Limited functionality in paid version
- 🤷‍♀️ Lack of customer support

**Reported bugs**

- App not working with Apple Series 3
- Promotional price not applied
- Data missing after upgrade
- Feedback submission failed
- Cannot contact customer service

**Requested features**

- Real-time updates
- Increased frequency of readings/customizable frequency
- Ability to manually trigger HRV
- Improved notifications for high stress
- Dark mode option


### FeelFlow

[App page](https://appshunter.io/ios/app/feelflow-hrv/id6472018103)

This app analyzes your HRV, mood, activity, and sleep data to provide insights into your emotional and stress states. It offers strategies for emotional balance and helps you track changes in your well-being. Record every emotional moment to better understand yourself.

**Highlights:** HRV and resting heart rate monitoring, Real-time stress detection, Mood tracking and analytics, Sleep quality analysis, Personalized stress management strategies, Apple Watch faces and widgets

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

**In-app purchases:** none


## Frequently asked questions

### Is StressTracker free?

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

### Is FeelFlow free?

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

### Which has better reviews, StressTracker or FeelFlow?

StressTracker is rated higher. StressTracker averages 4.7 out of 5 from 449 ratings, while FeelFlow averages 4.7 from 12K ratings.

### Do StressTracker or FeelFlow have ads?

Neither StressTracker nor FeelFlow shows ads.

### Which is updated more often, StressTracker or FeelFlow?

StressTracker ships an update every 2 weeks, and FeelFlow fortnightly. Most recently, StressTracker was updated on November 12, 2026 and FeelFlow on November 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.*