Nutrient Tracker/Exporter vs Sleep Debt Tracker Calculator
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Nutrient Tracker/Exporter
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This app allows you to save food items the consumption of which can then be tracked in AppleHealth. No Ads, no tracking, no in-app subscriptions! You can either add your own items, or import them by EAN using data from Open Food Facts. Additionally to being able to track "current" consumption, you can also track a previous consumption by long-pressing the tracking button. The App saves the tracking events only in Apple Health, the items that can be tracked are stored in the user's iCloud app storage; an optional JSON import/export is also available.
Sleep Debt Tracker Calculator
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Track your sleep debt and see exactly how many hours of rest you owe. Log last night, and the app turns every short night into one running number โ plus the plan to pay it back. Most sleep apps only show you last night. SleepDebt keeps a rolling 14-day balance: every hour under your personal sleep need pours into a visual jar, and every long night drains it. Instead of a vague "you slept 6h", you get an answer to the real question โ how far behind am I, and how do I get even? No account, no sign-in, no wearable required. Set your nightly need, log bedtime and wake time in seconds, and start tonight. WHAT YOU GET - One clear number for how much sleep you owe, updated every night - Tonight's target bedtime, adjusted to chip away at your debt - A recovery plan that says how many nights and how long to sleep to reach even - A 14-day debt curve and sleep-duration chart so you can see the pattern, not guess - Deeper insights: sleep consistency, day streak, best and worst nights, average quality - A bedtime reminder at the hour you choose, so the wind-down actually happens PERFECT FOR - Shift workers and on-call staff whose schedule keeps moving - New parents counting the hours lost to night wakings - Students and night owls trying to bounce back after a run of late nights - Anyone who feels tired all day and wants to know why, in numbers WHY NOT JUST USE A SLEEP TRACKER OR A NOTES APP? A sleep tracker tells you last night's total and stops there. A notes app never adds anything up. Neither one carries the shortfall forward, and that carry-forward is the whole point of sleep debt โ miss an hour on Monday and you're still down that hour on Friday unless you repay it. SleepDebt does the running math, keeps a 14-day balance, and turns it into a bedtime you can actually hit tonight. PRIVACY Every night you log stays on your device. No accounts, no ads, no tracking, nothing sent anywhere. FULL ACCESS Logging your nights, your sleep debt total, tonight's target bedtime, bedtime reminders and the Learn library are free. Full access unlocks the 14-day debt trend and duration charts, your personal recovery plan, and deeper insights (consistency, best and worst nights, debt patterns). Choose a weekly subscription, a yearly subscription, or a one-time lifetime unlock โ the exact price is shown before you buy, and you can restore a previous purchase any time. This app is a wellness and self-tracking tool to help you understand your rest. It does not diagnose, treat, or replace professional medical care. Log last night's bedtime and wake time right now โ you'll see your sleep debt and tonight's bedtime in under a minute. Terms of Use (EULA): https://web-levi.web.app/terms Privacy Policy: https://web-levi.web.app/privacy-policy Questions? tphuc.work@gmail.com
Screenshots
Verdict
The clearest difference is in-app purchases: Nutrient Tracker/Exporter at none against Sleep Debt Tracker Calculator's 3. Nutrient Tracker/Exporter also leads on update cadence (every 5 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Sleep Debt Tracker Calculator sells 3 in-app purchases, starting at $5.99 per 7 days. Nutrient Tracker/Exporter asks for nothing beyond the download.
Nutrient Tracker/Exporter ships an update every 5 days, Sleep Debt Tracker Calculator every 3 weeks. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.
| Parameter | Nutrient Tracker/Exporter | Sleep Debt Tracker Calculator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days โ better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, Apple Watch โ better | iPhone |
| Requires iOS | 17.2 | 17.0 โ better |
| Further details โ not scored | ||
| Size | 17 MB | 5 MB |
| Age rating | 12+ | 4+ |
| Developer | Lukas Fulling | Phuc Pham |
In-app purchases
Nutrient Tracker/Exporter
No in-app purchases
Sleep Debt Tracker Calculator
- Weekly$5.997 Days
- Yearly$29.991 Year
- Lifetime Pro$59.99
Questions
Is Nutrient Tracker/Exporter free?
Is Sleep Debt Tracker Calculator free?
Do Nutrient Tracker/Exporter or Sleep Debt Tracker Calculator have ads?
Which is updated more often, Nutrient Tracker/Exporter or Sleep Debt Tracker Calculator?
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