Habits! vs SleepTank™
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Habits!
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Research has shown that keeping track of habits increases the chance of reaching your goals of a healthy happy life. Track and improve on your alcohol consumption, exercise, meditation, lovemaking and more!
SleepTank™
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SleepTank™ is a scientific approach to sleep trackers and sleep hygiene. The mobile App provides ongoing information about your sleep health and actionable information for better sleep decisions. SleepTank™ allows you to monitor how sleep fuels your alertness. Track your sleep over time -- not just how you slept last night—using the SleepTank™ Reflects the cumulative quantity and quality of ALL prior sleep Forecast the impact of prior sleep history on future alertness Calibrated to your individual sleep goal Proactively plan sleep to improve alertness Visualize when alertness will become seriously impaired Plan when to go to bed to restore alertness Plan the length and timing of naps Visualize how a nap will extend alertness Visualizes the SleepTank™ History to see Trends in Sleep Health Ideal app for workers planning sleep to be alert on the job, such as shift workers, airline pilots, and emergency workers. Participate in Research Studies - if you consent to participate in a research study using SleepTank™ a study manager will assign you to a specific study group; you will receive a Group Code when you create your account. Works with wearable sleep trackers that estimate Sleep Duration and Quality. SleepTank™ Provides Actionable Information on Sleep • Have I had enough sleep over the long run? • Am I rested enough for duty? • How long will it be before I am dangerously in need of sleep? • Do I need to take a nap? • How soon do I need to nap and how long does the nap need to be? SleepTank™ Provides Ongoing Sleep Health Indicators • Considers the amount & quality of prior sleep • Considers how long a person has been awake • Considers personal sleep “goal” or need • Shows current status: time left in SleepTank™ • Shows history of daily SleepTank™ status • Recommends nap length to restore sleep health
Screenshots
Verdict
The clearest difference is update cadence: Habits! at monthly against SleepTank™'s every 2 months. SleepTank™'s advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.5). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Habits! ships an update monthly, SleepTank™ every 2 months. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.
| Parameter | Habits! | SleepTank™ |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.5 | 13.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 25 MB |
| Age rating | 4+ | 17+ |
| Developer | Johan Eliasson | Institutes for Behavior Resources, Inc. |
In-app purchases
Habits!
No in-app purchases
SleepTank™
No in-app purchases









