Comparison

Breathe Bubbles vs Helia

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

Head to head
About

Breathe Bubbles

This science-based tool uses Apple Watch to visualize your breathing and analyze heart rate variability for real-time stress management. It offers guided exercises to improve focus, reduce anxiety, and enhance self-control, with comprehensive health metric insights and trend tracking.

Highlights
  • Real-time stress detection via HRV
  • Guided breathing exercises with animation
  • Prefrontal cortex recovery training
  • Trend recording and data feedback
  • Standalone Apple Watch use
  • Integration with Apple Health
Features
Read full description

Breath Bubbles: Make Your Breath Visible, Keep Stress Manageable A Science-Based Breathing Tool for Real-Time Insight – Exclusive Stress Management for Apple Watch Do you often feel: Mentally tense and struggling to relax? Anxious before bed, unable to fall asleep? Low in self-control, finding it hard to focus? Wanting to practice breathing meditation but not knowing where to start? Breath Bubbles makes breathing exercises intuitive, effortless, and sustainable for you. Combined with real-time HRV (Heart Rate Variability) analysis on Apple Watch, it lets you "see" stress, take control of your emotions, and rediscover calm amid a busy life. Key Feature Highlights Real-Time Stress Detection via HRV Apple Watch collects real-time heart rate data Dynamically calculates HRV to quantify stress levels Intuitively identify when you’re under high stress and adjust your physical/mental state in time Comprehensive Health Metric Insights Beyond HRV, it also integrates data like heart rate and respiratory rate Help you gain a fuller understanding of your physical condition and recovery ability Trend tracking makes changes in your health visible at a glance Guided Breathing Exercises Original "bubble" breathing animation for a more immersive practice experience Multiple modes to choose from: Quick Stress Relief Bubbles, Focus Enhancement Bubbles, Pre-Sleep Relaxation Bubbles, and Custom Breathing Rhythms Every breath is a moment of connection with yourself Prefrontal Cortex Recovery Training & Self-Control Improvement Focuses on restoring the function of the brain’s prefrontal cortex Enhances emotional regulation and self-control abilities Helps you stay calm and rational in high-stress situations Trend Recording & Data Feedback Daily stress fluctuation charts Long-term HRV trend tracking Statistics on the number and duration of breathing exercises Full integration with Apple Health for data syncing Standalone Use on Apple Watch No need to carry your iPhone – start practicing anytime, anywhere Perfect for fragmented time slots: between work tasks, before bed, or prior to meetings We believe that breathing is not the end goal of training, but the key to connecting your body and emotions. Breath Bubbles helps you find balance and control amid stress and busyness. Device & System Requirements iPhone: For viewing and managing breathing data Apple Watch Series 4 or later: Supports HRV detection and breathing training iOS 17 / watchOS 10 or later Privacy Protection Commitment Health data is stored only on your local device or in Apple Health. No data is uploaded or shared – only you can view and control your information. Download Breath Bubbles Now With each gentle breath, train yourself to be more calm and composed. Auto-Renewing Membership Terms Payment: After confirming your purchase, the amount will be charged to your iTunes account. Management: You can manage your subscription and auto-renewal settings in your account settings. Cancellation: Auto-renewal must be manually turned off at least 24 hours before the end of the current billing cycle. Renewal: A fee will be charged and the subscription period will be extended within 24 hours prior to the expiration of your current subscription. User Agreement https://breads-doubt-hvc.craft.me/E7oSn9RMvdwl7E Privacy Policy https://breads-doubt-hvc.craft.me/T68hDJ2XNewEs1

About

Helia

Features
Read full description

Helia makes the invisible chemistry of sunlight visible. It estimates the vitamin D you make from the sun and take from supplements and food, fills a daily target like a budget, and tells you the smartest, safest way to top it up. YOUR DAY, IN ONE NUMBER • Today's vitamin D vs. your target, split by sun and supplements • A live sky background that follows the time of day and real weather • An hourly UV curve and a sun-path arc GET SUN SAFELY • A live sun-session timer with a real-time IU ticker and a sunburn (MED) gauge • Haptic milestones and a warning before you burn • The best window to get sun today — or when to just take a supplement instead • A Live Activity and Dynamic Island that track the session while you're outside CONNECTED • Reads time-in-daylight and outdoor workouts from Apple Health; writes your doses back • Home Screen and Lock Screen widgets for vitamin D, UV index and time in daylight • An Apple Watch app with three complications • Siri and Shortcuts: log a dose, start a sun session, or ask where you stand • Optional iCloud sync across your devices HELIA PRO • Month and quarter history • Your modelled blood 25-OH-D level, calibrated to lab results you enter • Watch auto-tracking • Custom alerts and Share Studio — turn your sunlight into a card or a video PRIVATE BY DESIGN Your records stay on device with optional iCloud sync; Health data is read live and never uploaded; location is coarse and never stored precisely. No ads, no trackers. Free to use, with an optional Pro upgrade. Helia provides estimates, not medical advice, and is not a medical device. Consult a qualified clinician. Terms of Use: https://pawan.info/legal/helia/terms.html Privacy Policy: https://pawan.info/legal/helia/privacy.html

Screenshots

Breathe Bubbles4 screens
Helia4 screens

Verdict

The call

Breathe Bubbles and Helia are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Breathe Bubbles sells 9 in-app purchases, starting at $9.99 per month and Helia sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Breathe Bubbles versus Helia: the parameters behind the verdict, then further details
ParameterBreathe BubblesHelia
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews90.5% of reviews—
Number of ratings4 — better—
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, Apple WatchiPhone, iPad, Apple Watch
Requires iOS17.0 — better18.0
Further details — not scored
Size46 MB21 MB
Age rating4+4+
Developer希 陈Pawanpreet Singh

In-app purchases

9 purchases

Breathe Bubbles

Subscriptions3
  • Monthly Membership$9.991 Month
  • Quarterly Membership$14.993 Months
  • Annual Membership3 Days trial$29.991 Year
One-time6
  • Snack Pack$4.99
  • Give a Coffee$8.99
  • a hamburger$9.99
Show 3 more
  • Lifetime Membership$34.99
  • Lifetime Membership$49.99
  • Lifetime Membership$99.99
3 purchases

Helia

Subscriptions2
  • Helia Pro (Monthly)7 Days trial$1.991 Month
  • Helia Pro (Annual)14 Days trial$9.991 Year
One-time1
  • Helia Pro Lifetime$24.99

Questions

Is Breathe Bubbles free?
Breathe Bubbles is free to download, with in-app purchases available.
Is Helia free?
Helia is free to download, with in-app purchases available.
Do Breathe Bubbles or Helia have ads?
Neither Breathe Bubbles nor Helia shows ads.

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