KeepEatClean vs Quantum Insights
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeepEatClean
Track your nutrition and lifestyle choices to understand their impact on your biological age. This app provides insights into how meals, sleep, and activity affect your body's real age, offering a science-backed approach to longevity.
- Biological Age Engine
- Longevity Math impact scoring
- AI Meal Scanner
- EatClean Score for meals
- Daily Activity Rings
- Vitals Dashboard via Apple Health
- Squad accountability feature
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Understand which eating habits suit you through patterns from your own meals and wearable data. KeepEatClean brings your food diary and wearable history together on your iPhone. Log what you eat, correct the details, and explore how nutrition and meal timing line up with your own sleep and recovery. BUILD A FOOD HISTORY YOU CAN CORRECT Log meals with a photo and edit your meals and portions. A useful history starts with records that reflect what you actually ate. LOG FROM YOUR APPLE WATCH The companion Apple Watch app in version 1.22 brings quick logging to your wrist. Tap a usual meal or water, save a meal time with Eating now, or say what you ate and confirm the estimate. KeepEatClean on iPhone is required for setup and meal estimation. Watch-face complications put your daily context close to hand. BRING IN YOUR WEARABLE DATA Connect Apple Health or use the separate WHOOP integration. Available sleep, HRV and recovery information depends on your connected sources. Apple Watch data connects through Apple Health. EXPLORE FOOD × BODY PATTERNS Look for associations across days when both food and body data are available. KeepEatClean shows learning progress when there is not enough history. Patterns need at least 12 paired days and additional evidence checks. Reaching 12 days does not guarantee a finding. No clear pattern is a valid result, and an association does not establish cause and effect. START WITH THE FREE TIER KeepEatClean offers a free tier and an optional Pro subscription. Review the current features and subscription terms inside the app. Your meals. Your wearable history. A clearer view of your habits. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Quantum Insights
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Most tracking apps show you what happened. Quantum Insights shows you why. You track sleep. You track workouts. You log supplements, mood, energy. But none of those apps talk to each other — and none of them answer the question that actually matters: what's affecting what? Quantum Insights pulls everything into one place. Define your own metrics, import data from apps you already use, and let Q — your personal AI data coach — find the patterns across all of it. Does sleep predict your mood? Does meditation move the needle on anxiety? Does caffeine timing affect your focus? Stop guessing. Run the experiment. Get the answer. What makes Quantum Insights different: Track anything — custom metrics for any habit, supplement, feeling, or behavior Cross-domain correlation engine — find connections across all your data automatically Q AI coach — ask your data questions in plain English and get real answers Frictionless logging — built to be fast enough that you'll actually stick with it N-of-1 experiments — design personal experiments and measure what actually works CSV import — bring in data from apps you already use Your data stays yours — export everything, delete anytime Terms of Use: https://tanstack-start-app.quantuminsights.workers.dev/terms Privacy Policy: https://tanstack-start-app.quantuminsights.workers.dev/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Quantum Insights at none against KeepEatClean's 2. Quantum Insights also leads on iOS requirement (15.0 vs 17.0). On price, ads and device support 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
Both are free to download. KeepEatClean sells 2 in-app purchases, starting at $6.99 per month. Quantum Insights asks for nothing beyond the download.
| Parameter | KeepEatClean | Quantum Insights |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (11 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 11 — better | — |
| Update frequency | Every 6 days | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Velcrest Group | Mason Ackley |
In-app purchases
KeepEatClean
- KeepEatClean Pro Monthly3 Days trial$6.991 Month
- KeepEatClean Pro Annual3 Days trial$49.991 Year
Quantum Insights
No in-app purchases









