Comparison

StressTracker vs Koala Sleep Tracker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

StressTracker

Features
Read full description

Stress AI Tracker – Understand & Manage Your Stress with Apple Watch Your Apple Watch knows more than just your steps—it also knows when you're stressed. Stress AI Tracker reads your HRV (Heart Rate Variability), heart rate, and other data from Apple Health to help you understand how your body reacts to everyday life. No complicated dashboards. No noise. Just simple, intelligent insights—powered by your own data. How Stress AI Tracker Helps Real-Time Stress Awareness Stay connected to your body. Get notified when your HRV or resting heart rate shows signs of stress. Daily AI-Generated Messages Receive gentle, personalized suggestions based on your physiological state—rooted in science, designed to support your mental and physical balance. Weekly & Monthly Stress Trends Track how your stress evolves over time. Understand what habits, patterns, or activities may be contributing to your well-being. Thoughtful Reminders Whether you're working late, out of routine, or just feeling off—Stress AI Tracker encourages you to pause, recharge, and stay grounded. Apple Watch + HealthKit Integration Stress AI Tracker runs quietly in the background. No manual input needed. Just wear your Apple Watch and go about your day. Designed to Be Clear, Calm & Helpful Not everyone is a scientist. That’s why we turn complex data into short, actionable insights. Stress AI Tracker helps you build awareness and make better decisions—without overwhelming you with charts or jargon. Privacy Comes First Your data stays yours. We never store your personal health data on external servers. Everything is securely handled through Apple Health. No accounts. No ads. No third-party analytics. Just peace of mind. Wellness Disclaimer Stress AI Tracker is intended to support general wellness and stress awareness. It does not offer medical diagnoses or treatment. For serious or persistent concerns, please consult a healthcare professional. Contact Us: info@floude.com Privacy Policy: https://floude.com/privacy-policy Terms of Use: https://floude.com/terms-of-use

About

Koala Sleep Tracker

Features
Read full description

Koala Sleep Tracker.

Screenshots

StressTracker4 screens
Koala Sleep Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: Koala Sleep Tracker at none against StressTracker's 2. Koala Sleep Tracker also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. StressTracker sells 2 in-app purchases, starting at $5.99 per 7 days. Koala Sleep Tracker asks for nothing beyond the download.

Scorecard2 real differences · 3 level
StressTracker versus Koala Sleep Tracker: the parameters behind the verdict, then further details
ParameterStressTrackerKoala Sleep Tracker
PriceFreeFree
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhoneiPhone
Requires iOS17.0 — better18.0
Further details — not scored
Size22 MB10 MB
Age rating17+4+
DeveloperFloude LLCVasco de Graaff

In-app purchases

2 purchases

StressTracker

Subscriptions2
  • 1 Week Subscription$5.997 Days
  • 1 Year Subscription$49.991 Year
None

Koala Sleep Tracker

No in-app purchases

Questions

Is StressTracker free?
StressTracker is free to download, with in-app purchases available.
Is Koala Sleep Tracker free?
Koala Sleep Tracker is free to download, with no in-app purchases.
Do StressTracker or Koala Sleep Tracker have ads?
StressTracker shows ads; Koala Sleep Tracker does not.

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