Comparison

iFORA O2 vs Zenith Magic

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

Head to head
About

iFORA O2

Analyze sleep quality, heart rate variability, and practice guided breathing exercises. Track oxygen saturation levels and receive personalized recommendations to improve sleep and manage stress.

Highlights
  • Sleep SpO2 analysis with detailed reports
  • Heart Rate Variability (HRV) analysis
  • Resonance Breath (HRV Biofeedback) guidance
  • Personalized analysis and recommendations
  • History tracking of sleep and HRV data
  • Breathing exercise guidance with biofeedback
Features
Read full description

iFORA O2 is a total solution help you analyze and improve sleep apnea and mindbody related problems. The App integrates with FORA Bluetooth Pulse Oximeter and Intelligent Cloud Analysis System to provide three main features: 1. Sleep SpO2 analysis, 2. HRV analysis, 3. Resonance Breath (HRV Biofeedback). ----------------------- 1. Sleep SpO2 analysis 1-1. records the whole night of SpO2 and heart rate readings with sampling rate of 1 sample per second. 1-2. provides analysis report with SpO2/heart rate trend chart and the following parameters related to sleep apnea: (1) lowest SpO2, (2) highest SpO2, (3) average SpO2, (4) ODI3%, (5) ODI4%, (6) CT90%, (7) overall Sleep SpO2 classification ...etc. The report (pdf format) could be sent to user registered email address 1-3. provide history Sleep SpO2 report for check Sleep SpO2 analysis help test the severity of oxygen saturation deficiency. It could be used for not only risk screening but also for treatment improvement tracking 1-4. analysis and recommendation personalized analysis and recommendation based on multi-night test results and questionnaire 1-5. sleep note possible apnea improvement solutions in sleep note (e.g. CPAP, nasal breath, side sleep, pillow) - help user find suitable solution ------------------------------------- 2. HRV (Heart rate variability) analysis 2-1. provides heart rate variability analysis (Autonomic Nervous System Analysis) with 5 parameter: - SDNN (overall Autonomic Nervous System index) - LF (Sympathetic Nervous Combo index) - HF (Parasympathetic Nervous index) - LF/HF (Balance index) - heart rate 2-2. provides classification of overall HRV score and individual suggested range for each parameter 2-3. provides knowledge of possible Causes, Risks and Notice for HRV scores outside suggested range (e.g. sleep disorder, stress level, diseases...etc.) --------------------------------------- 3. Resonance Breath (HRV biofeedback) 3-1. provides visual Guidance for breathing exercise and biofeedback of user’s condition 3-2. supports 7 types of breathing exercise frequency: 4.5, 5, 5.5, 6, 6.5, 7, 7.5 BPM. User could scan and test the most suitable frequency for him to exercise 3-3. support 'Resonance' and 'Coherence' parameter to help user scan and test the most suitable breathing frequency for him ============================= iFORA O2 provide free basic function and three advanced function that need subscription. feature summary link: http://foracare.com/app/content2/app_feature_en.pdf Subscription pricing and terms: iFORA O2 offers an auto-renewing monthly subscription with the below pricing $9.99/month for Sleep SpO2 $3.99/month for HRV $1.99/month for Breathing (HRV Biofeedback). Payment will be charged to your iTunes Account. Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current subscription period. Your iTunes account will be charged for renewal, with the cost identified on the price button of the subscribed Membership, within 24-hours prior to the end of the current period. You may manage your subscription and auto-renewal may be turned off by going to your iPhone Account Setting. Terms of service: http://foracare.com/app/content2/terms_en.pdf Privacy policy: http://foracare.com/app/content2/privacy_en.pdf ================================ The iFORA O2 App needs to pair with the FORA SpO2 Bluetooth Pulse Oximeter to work. Google Search: FORA SpO2 FORA homepage: https://foracare.com This APP will access and update your Health data to synchronize with Apple HealthKit. EULA:  https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ================================ The iFora O2 app has integrated with Apple Health, allowing you to import health data such as steps, heart rate, sleep status, and exercise information. This integration helps you synchronize and manage your health information effectively.

About

Zenith Magic

Features
Read full description

1. Integrating Smartwatch Functions: Golden Recovery Period After Exercise:Reads data from your Apple Watch, analyzes exercise intensity (Zone 1 to Zone 5), and automatically personalizes adjustments based on age and fitness level, with an automatic stop function. Perform suitable breathing exercises during this golden recovery period. Sleep Analysis:Provides daily lifestyle suggestions based on smartwatch analysis, considering recovery status, body recharging efficiency, deep brain cleansing, nighttime heart rate stability, and the extent to which sleep contributes to your physical and mental recovery. Assessing Fatigue Levels:Combines facial scanning technology with Apple Watch data to accurately assess fatigue levels. 2. [Perception System: Facial Scanning Technology]Want to know your current "fatigue level"? How's your mental state? Through exclusive face scanning sensing technology, this isn't a medical test, but a fun dialogue with yourself: • Real-time Sensing: Observing subtle wavelengths in your face through the lens, capturing your current expression. • Expression Judgment: Whether it's anger or calm fluctuations, happiness, sadness, disgust, surprise, fear, contempt, etc., the system captures your instantaneous expressions. • Personalized Guidance: Based on the detected state, it automatically unlocks the "breathing method" most suitable for your current frequency, helping you quickly regain inner balance. 3.Whisky Slightly Tipsy Ritual: Following physiological mechanisms, fall asleep quickly using scientific methods. Using breathing techniques, forcibly switch the body's sympathetic nervous system (fight mode) to the parasympathetic nervous system (rest mode). Cognitive Level (3 Dream Cards): Breaking logical circuits, thinking of three unrelated static images, because it cannot connect these things into a logical line. This directly slides into the chaotic consciousness of the pre-dream phase. Sensory Level (Hz Sound): Establishing a Safe Physical Barrier: Hearing is the brain's last alarm system to shut down when falling asleep. Deep-sea sound effects, like building a "background protection" around your consciousness, isolate all subtle external noises, giving the brain ultimate security. A safe and healthy "digital drink." 4. Dynamic Breathing Guidance Engine State Machine Design: The breathing cycle consists of four stages: inhale, hold your breath, exhale, and hold your breath again. Sound setting button 5. Fitness Process Countdown: Clicking the "Start Training" button will start the countdown and highlight the most effective training mode. Both the fitness process countdown system and the "Start Training" system use real-time activity functionality. 6. ASMR Sensory Sound Effects Sound Setting Button (Custom Equalizer) Core Value: Utilizing high-quality high and low-frequency ambient sound effects to create an immersive experience, helping you relax quickly or fall asleep. Detailed Description: > "Find your quiet corner amidst the noise. the patter of rain in a forest and soft, natural breathing. Each frequency has been precisely tuned, allowing you to immerse yourself in a stress-free sound experience anytime, anywhere, whether it's before bed." 7. Card Drawing System: Card Drawing: Randomly draw one card from three, displaying a beautiful image. Dream Cards (Subscription Required): Randomly draw one card from 36, displaying a beautiful image. This is a bedtime ritual. The above data is for reference only and does not constitute medical diagnosis or advice. Please consult a professional physician before using this application and making any medical decisions. Facial Technology Usage Instructions and Privacy Statement: https://paul-750-k.github.io/Facial-Technology-User-Guide/#en Privacy Policy: https://paul-750-k.github.io/Privacy-Policy-.md/ Terms URL: https://paul-750-k.github.io/Terms-of-Use/#section-6

Screenshots

iFORA O24 screens
Zenith Magic4 screens

Verdict

The call

The clearest difference is iOS requirement: iFORA O2 at 14.0 against Zenith Magic's 17.6. On price, update cadence, ads and in-app purchases 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. iFORA O2 sells 4 in-app purchases, starting at $1.99 per month and Zenith Magic sells 5 in-app purchases, starting at $5.00 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

iFORA O2 ships an update every 2 weeks, Zenith Magic every 9 days. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
iFORA O2 versus Zenith Magic: the parameters behind the verdict, then further details
ParameteriFORA O2Zenith Magic
PriceFreeFree
Rating3.8 (18 ratings) — better—
Positive reviews56.3% of reviews—
Number of ratings18 — better—
Update frequencyEvery 2 weeksEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPodiPhone, iPad, Apple Watch — better
Requires iOS14.0 — better17.6
Further details — not scored
Size53 MB398 MB
Age rating12+4+
DeveloperForaCare Inc.Hao-Lun Hsu

In-app purchases

4 purchases

iFORA O2

Subscriptions3
  • Breath Monthly Member$1.991 Month
  • HRV Monthly Membership$3.991 Month
  • Sleep SpO2 Month Membership$9.991 Month
One-time1
  • 1 License$2.99
5 purchases

Zenith Magic

Subscriptions4
  • Weekly fee system$5.007 Days
  • Monthly fee3 Days trial$12.991 Month
  • Six-month subscription7 Days trial$44.996 Months
Show 1 more
  • Yearly fee7 Days trial$70.001 Year
One-time1
  • Lifetime Access$199.99

Questions

Is iFORA O2 free?
iFORA O2 is free to download, with in-app purchases available.
Is Zenith Magic free?
Zenith Magic is free to download, with in-app purchases available.
Do iFORA O2 or Zenith Magic have ads?
Neither iFORA O2 nor Zenith Magic shows ads.
Which is updated more often, iFORA O2 or Zenith Magic?
iFORA O2 ships an update every 2 weeks, and Zenith Magic every 9 days. Most recently, iFORA O2 was updated on October 29, 2026 and Zenith Magic on October 31, 2026.

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