Comparison

Habits! vs SleepTank™

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

Head to head
About

Habits!

Read full description

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!

About

SleepTank™

Features
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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

Habits!3 screens
SleepTank™3 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Habits! ships an update monthly, SleepTank™ every 2 months. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 3 level
Habits! versus SleepTank™: the parameters behind the verdict, then further details
ParameterHabits!SleepTank™
PriceFreeFree
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.513.0 — better
Further details — not scored
Size8 MB25 MB
Age rating4+17+
DeveloperJohan EliassonInstitutes for Behavior Resources, Inc.

In-app purchases

None

Habits!

No in-app purchases

None

SleepTank™

No in-app purchases

Questions

Is Habits! free?
Habits! is free to download, with no in-app purchases.
Is SleepTank™ free?
SleepTank™ is free to download, with no in-app purchases.
Do Habits! or SleepTank™ have ads?
Neither Habits! nor SleepTank™ shows ads.
Which is updated more often, Habits! or SleepTank™?
Habits! ships an update monthly, and SleepTank™ every 2 months. Most recently, Habits! was updated on October 7, 2026 and SleepTank™ on October 25, 2026.

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