Energy Tracker vs Supernormal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Energy Tracker
This app analyzes your Apple Watch data to provide a daily readiness score, guiding you on whether to train hard or rest. It offers insights into HRV, sleep, and training load, with an on-device AI coach for personalized guidance.
- Daily Readiness Score
- HRV Tracking
- Training Load Analysis
- Sleep Score Integration
- 7-Day Readiness Trend
- Tomorrow's Readiness Prediction
- On-Device AI Coach
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Peak Score: Training Readiness for Athletes Peak Score is a training readiness app for athletes who use Apple Watch. It combines sleep quality, Recovery & Vitals, and Training Load into one daily Training Readiness score, so you can decide whether to Rest, Keep Easy, or Push Hard. Instead of leaving you to interpret separate charts and metrics, Peak Score turns your Apple Health data into clear guidance for today and a view of how tomorrow is shaping up. What Is Peak Score? Peak Score helps you understand how recovered your body is and what your current training data means. Each day, it analyzes your sleep quality, Recovery & Vitals, and recent Training Load on your iPhone. You get one Training Readiness score from 0-100 with a clear recommendation: Rest, Keep Easy, or Push Hard. Key Features - Training Readiness — See one daily score built from sleep quality, Recovery & Vitals, and Training Load. Use it to decide how hard to train today. - AI Coach — Turn your Training Readiness, sleep, Heart Rate Variability (HRV), and Training Load into specific daily guidance. AI Coach uses Apple Intelligence on your iPhone when available and enabled. - Training Load — Understand whether you are doing too little, training within your current capacity, or doing too much. Peak Score compares your 7-day Training Load with a 28-day baseline using the Acute:Chronic Workload Ratio (ACWR). - Recovery & Vitals — Review Heart Rate Variability (HRV), Resting Heart Rate (RHR), respiratory rate, personal typical ranges, and trends without having to interpret isolated numbers. - Workout Analysis — Explore Heart Rate Zones from Z1-Z5, Cardio Focus, Training Load for each workout, and workout trends. - 7-Day Training Readiness Trend — See how your Training Readiness has changed over the previous seven days and recognize whether Recovery is improving or declining. - Tomorrow's Training Readiness Prediction — See an estimate of how ready you are likely to be tomorrow based on current Recovery and Training Load data. - Apple Watch companion — Check Training Readiness, Strain, and Recovery from your wrist. Peak Score performs its analysis on iPhone and sends snapshots to Apple Watch. Who Is Peak Score For? Peak Score is built for runners, cyclists, triathletes, gym and hybrid athletes, team-sport athletes, and anyone who trains regularly with Apple Watch. It is for athletes who want a practical answer from their data, not another collection of charts to decode. How It Works 1. Allow Peak Score to read supported data from Apple Health. 2. Wear Apple Watch for workouts and overnight measurements. 3. Peak Score analyzes your data on iPhone. 4. Open Peak Score to review Training Readiness, AI Coach guidance, Recovery & Vitals, Training Load, and Workout Analysis. Privacy and Requirements - Apple Watch is required for sleep tracking, HRV, overnight heart rate, and respiratory rate. - AI Coach requires Apple Intelligence to be available and enabled on your device. - Your health and training data remain on your device and are never sold or shared. - No third-party fitness hardware or service is required. - Peak Score provides fitness and educational information, is not a medical device, and is for informational purposes only. Free and PRO The free tier includes basic Training Readiness, the today view, and limited workout data. Peak Score PRO adds trends, Cardio Focus, Heart Rate Zones, detailed workout statistics, Training Load insights, Training Readiness components, and AI Coach. Turn your Apple Watch data into clearer training decisions. Check Peak Score before your next session and know whether to Rest, Keep Easy, or Push Hard. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Supernormal
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That $30/month recovery wearable you've been considering? You already own something better. Supernormal turns your Apple Watch into a full recovery intelligence system. Seven proprietary algorithms built on decades of clinical research in HRV, sleep science, and circadian biology. A live energy budget that updates every hour. No additional device. No guesswork. Every morning you wake up with a Biological Reserve — a personalized energy budget built from how well you recovered overnight. Unlike a static morning score, it updates every hour. Supernormal tracks what you spend, what you earn back, and tells you exactly what to do next. Meet Norm. Your always-on biological intelligence. Watches your five body signals 24/7 and only speaks when something is worth knowing. Always watching. Never noise. Over 14 nights Supernormal builds a baseline that is entirely yours. Not population averages. Your normal. Every night more accurate. Every morning more personal. No account. No servers. Your health data never leaves your device. —— BIOLOGICAL RESERVE Unlike a static morning score, your Reserve depletes in real time as you train and move — and earns back when you rest. Overdraft today and tomorrow pays for it. NORM Merges notifications, insights, post-workout coaching, and body intelligence into one unified feed. No dashboards. Just Norm, speaking up when something matters. BIOLOGICAL SIGNAL CLASSIFIER Five signals. Six named states — adapting, nominal, sleep debt, accumulated fatigue, sustained stress, unusual body stress. Flags unusual patterns often 12-24 hours before you feel anything. RECOVERY SCORE HRV, resting heart rate, respiratory rate, and sleep quality into one personalized morning score. Your baseline. Your recovery. Not population averages. DAILY COACHING Every morning: a best move, a guardrail, and a preview of tomorrow. Smart notifications after workouts, when stress spikes, when to wind down. Not data. Decisions. SLEEP INTELLIGENCE Scored across duration, efficiency, deep sleep, and REM with running sleep debt tracking. 7 hours of broken sleep is not 7 hours of recovery. BIOLOGICAL PACE VO2 Max, HRV, resting heart rate, and deep sleep against age and sex-matched norms. One multiplier. 0.82x means your biology runs younger than your birth year. AUTONOMIC STRESS Live stress indicator based on HRV vs your morning baseline. Shifts green to amber in real time. STRAIN TRACKING Total cardiovascular load all day. Distinguishes sustained cardio from fragmented elevated heart rate. Not all strain is equal. DAILY JOURNAL Log in three taps. After 30 days Supernormal surfaces what your habits actually do to your recovery. INTELLIGENT NOTIFICATIONS 23+ smart alerts with individual cooldowns. Morning brief. Post-workout coaching. Sleep debt. Stress detected. Weekly report. PRIVACY FIRST No account. No servers. Health data never leaves your device. Optional iCloud sync for journal only. —— For Apple Watch owners who were about to buy an additional device. For anyone who's felt terrible after a good night's sleep and had no idea why. For people who want their health data to mean something. Normal is having the watch. This is Supernormal. —— IMPORTANT: Wellness app only. Not medical advice. Not diagnostic. Consult a healthcare provider before making health decisions. Apple Watch and Apple Health required. Core technology patent pending. Supernormal is designed and optimized for Apple Watch. It may work partially with other wearables that sync to Apple Health, but the full experience — especially HRV-based recovery scoring, Biological Radar, and Biological Pace — requires Apple Watch data. Terms of Use: https://supernormal.bio/terms Privacy Policy: https://supernormal.bio/privacy Apple, Apple Watch, Apple Health, and HealthKit are trademarks of Apple Inc. Supernormal is independent and not affiliated with Apple Inc.
Screenshots
Verdict
Energy Tracker and Supernormal are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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
Both are free to download. Energy Tracker sells 6 in-app purchases, starting at $2.99 per 7 days and Supernormal sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Energy Tracker ships an update fortnightly, Supernormal weekly. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.
| Parameter | Energy Tracker | Supernormal |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Requires iOS | 26.0 | 26.0 |
| Further details — not scored | ||
| Size | 41 MB | 9 MB |
| Age rating | 17+ | 17+ |
| Developer | Jan Slaby | Charity Bribes |
In-app purchases
Energy Tracker
- Pro Access (Weekly)3 Days trial$2.997 Days
- PRO Access (Monthly)$4.991 Month
- PRO Access (Monthly)$9.991 Month
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- PRO Access (Annual)$29.991 Year
- PRO Access (Annual)7 Days trial$39.991 Year
- PRO Access (Lifetime)$44.99
Supernormal
- Supernormal Premium Monthly$3.991 Month
- Supernormal Premium Annual$29.991 Year
- Supernormal Premium Lifetime$44.99
Questions
Is Energy Tracker free?
Is Supernormal free?
Do Energy Tracker or Supernormal have ads?
Which is updated more often, Energy Tracker or Supernormal?
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