Best Underthink alternatives: apps like Underthink: Clear Your Mind

10+ similar apps compared and reviewed

4.3 avg rating
9 free apps
Updated October 2026

Whether you want more options like Underthink or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Underthink

3.8😐(24 ratings)
$9.99
SweetBeat HRV screenshot 1
SweetBeat HRV screenshot 2
SweetBeat HRV screenshot 3
SweetBeat HRV screenshot 4
SweetBeat HRV screenshot 5
SweetBeat HRV screenshot 6

This app analyzes heart rate variability (HRV) and stress levels to provide insights into your health and how your activities impact it. It requires external hardware for accurate HRV measurement and offers features for stress monitoring, training recommendations, and data export.

What We Love

  • 📊 Extensive and accurate data
  • 📈 Detailed HRV metrics (HF, LF, VLF)
  • 💨 Respiration rate & heart capacity
  • ✨ Beautiful graphics
  • 🤝 Fantastic support
  • 🗂️ Thoughtfully organized data
  • 💡 Real-time monitoring
  • 🎯 Excellent artefact removal
  • 💯 Superior to other HRV apps
  • 💪 Game changer for managing health
  • 🌟 Deep HRV metrics
  • ✅ Reliable and accurate
  • ❤️ Heart recovery feature
  • 💡 Useful for biofeedback
  • 📈 Great for training insights
  • 👍 User-friendly interaction
  • 🚀 Fast and efficient
  • 💡 Innovative features
  • 🌟 Best in class
  • 💯 Highly recommended
  • 💡 Advanced analytical tool
  • 🌟 Fascinating HRV information
  • 🎯 Great for performance
  • 💡 Ground-breaking nervous system tracking
  • 🌟 Amazing for athletes
  • 💯 Leading health monitoring
  • 💡 Invaluable stress monitoring
  • 🌟 Combines data from multiple sources
  • 👍 Helpful for managing stress & training
  • 💯 Best recovery and stress app

Room to Improve

  • 🐛 App is buggy
  • 📱 UI issues on specific devices (iPhone SE, iPad)
  • 🔄 Upgrade issues
  • ❌ Won't pair with devices
  • 💸 Redundant hardware required
  • 📉 Unreadable charts
  • ❓ Confusing recommendations
  • 📊 "Gas tank needle" graphic inaccurate
  • 🐛 Difficult screen switching
  • 🚫 No instant RR heart rate graph
  • ❓ Breath pacer lacks options
  • 🎨 Ugly graphical interface
  • 🐛 Food sensitivity testing issues
  • 🐛 Audio for breathing guide unpleasant
  • 🐛 Crashes frequently
  • 🐛 Major bug with false HRV readings
  • 📉 Summary screen inaccurate
  • 🐛 App unstable with OS updates
  • ❌ Cannot save or call up older sessions
  • 🚫 Cannot sign up or agree to terms
  • ❓ Does not find HR monitor
  • 📉 New graphs increased stress level
  • 🚫 Cannot select specific metrics
  • 🐛 Still very buggy
  • 🐛 App crashes at end of sessions
  • 🐛 Other readings don't work well
  • 🐛 Charts difficult to maneuver
  • 👎 Poor UI design
  • ❓ Unintuitive
  • ❓ Help PDF too long
  • 👎 Can't conclude anything
  • ❓ Different results compared to other apps
  • ❓ Coherence shown as stress
  • 💸 Waste of money
  • ❌ Does not work with iOS 9
  • ❌ Polar H7 sync issues
  • ❌ Customer support nonresponsive
  • 🐛 Polar HR strap stopped working
  • 🐛 iPhone 6S connection issues
  • 🐛 Version 1.3.0 issues

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