RISE Sleep App Review: Sleep Debt, Energy and the Evidence

Last verified November 2, 2026. Features and price come from RISE's own pages, checked on that date. Evidence claims link to the studies we read.

RISE didn't see or approve this review. We have not tested the current version of the app; the "2023 notes" section is clearly marked and describes the app as it was then.

The short answer

RISE is a $69.99-a-year sleep app built around two numbers: your "sleep debt" over the last 14 nights and a predicted energy curve for the day^{1, 2}. The science underneath is real: sleep loss adds up over days, and alertness follows a daily rhythm^{3, 4}. What isn't established is whether RISE's own estimates are accurate for you, or whether using the app improves your sleep. We found no published validation or outcome trial. It suits people who sleep reasonably well and want a nudge toward a regular schedule. If you have insomnia, a CBT-I program has much stronger evidence^{7, 8}.

Status snapshot

Item	What we found
Price	$69.99 a year after a 7-day free trial; no monthly price listed1
Platforms	iPhone and Android1
Data sources	Phone motion or mattress detection, or a connected wearable such as Apple Watch, Oura, Fitbit or Garmin1, 2
FDA status	Not FDA-cleared. It is a general wellness app, not a medical device
Published validation of its estimates	None found on RISE's site or help center. RISE cites user-survey figures, such as 80% of users feeling benefits within five days1, which are marketing claims, not trial results

What RISE does now

According to RISE's current pages¹, the app includes:

• Sleep debt: how far your recent sleep falls short of your estimated sleep need.
• Energy schedule: predicted peaks and dips through the day, based on your circadian rhythm.
• Ideal sleep schedule: a suggested wake time and bedtime.
• Melatonin window: a roughly one-hour period RISE suggests for going to bed, estimated from your sleep pattern (the app doesn't measure melatonin).
• Habit reminders, a smart alarm, sleep sounds and relaxation guides.

How the sleep-debt and energy model works

Sleep need

RISE estimates how much sleep you personally need by looking at up to 365 nights of your data for "sleep rebound": nights when you sleep longer than usual after a run of short ones. The estimate is capped by upper and lower limits that RISE says come from peer-reviewed research, and you can override it by hand². The help page doesn't name the studies.

Sleep debt

Sleep debt is the running total of shortfalls (and surpluses) against that need over the last 14 nights, with recent nights weighted more heavily². RISE says the two-week window reflects research on how accumulated sleep loss affects how you feel and perform². That fits the best-known lab study: 48 adults kept to 4, 6 or 8 hours in bed for 14 days. At 6 hours or less, attention and memory got steadily worse across the two weeks, while people's own ratings of sleepiness levelled off after the first few days⁴.

Energy schedule

RISE doesn't name its model^{1, 2}. Its two pieces, pressure to sleep that builds the longer you are awake and a roughly 24-hour circadian rhythm, are the two processes of the standard two-process model of sleep regulation, which its authors reappraised in 2016 after decades of research³. That model describes populations well. Whether a phone app can place your personal dips and peaks to the hour from sleep timing alone is a different question, and we found no published test of RISE's predictions.

Evidence map: graded by claim

Grades: A consistent randomized trials, meta-analyses or strong lab evidence. B supported by smaller or varied trials. C few or mixed studies. D no direct evidence for the app's own claim. X a way it can backfire.

Claim	Grade	Evidence	What it means for you
Sleep loss accumulates over days and impairs performance	A	Controlled lab study: cumulative, dose-dependent deficits over 14 days at 4 or 6 h4.	The idea of sleep debt is sound
People underestimate how impaired they are	A	Sleepiness ratings levelled off while performance kept falling4.	A number can be more honest than how you feel
Alertness follows a predictable daily rhythm	A	Two-process model3.	Afternoon dips are normal
RISE estimates your personal sleep need accurately	D	Method described2; no published validation found.	Treat it as an estimate and adjust it if it seems wrong
RISE predicts your energy peaks and dips to the hour	D	No published test found.	Use it as a rough guide
A phone can tell when you were asleep	C	Phone apps detect sleep reasonably in good sleepers, but poorly detect wake time and do worse in people with sleep problems5.	Sleep debt is only as good as the sleep data feeding it; a wearable may help
Using RISE improves sleep or performance	D	No randomized trial found. RISE's "80% feel benefits" figure is a user survey1.	Unproven
Tracking can increase sleep anxiety	X	Case series describing "orthosomnia"6.	Stop if the numbers make sleep harder

Our 2023 notes on using RISE

MoveWell first reviewed RISE in 2023. These notes describe the app as it was then. The design has changed since, and we have not re-tested it.

• The sleep-debt number was the feature we found most useful: it gave a single target to work on.
• The energy schedule could sync to a calendar, which made the predicted dips easier to plan around than the in-app chart.
• The app packed a lot into one place: sleep data, an energy planner, habit reminders, 20-plus learning articles and relaxation audio. Some features, such as the relaxation sounds, were hard to find.
• We wished RISE were split into simpler pieces: a tracker, an energy planner and a habit tool.
• At the time it cost $60 a year with a 7-day trial. It now costs $69.99¹.

Who RISE suits, and who should skip it

Good fit: people without a sleep disorder who want a simple prompt to keep a regular wake time and protect enough time in bed, especially if they already wear a tracker that can feed better data into it¹.

Skip it, or see a clinician first, if:

• You have chronic insomnia. CBT-I is the recommended first treatment⁷, and digital CBT-I programs have trial evidence that RISE doesn't⁸. See our sleep apps guide for options, including FDA-cleared ones.
• You snore loudly, stop breathing at night, or are very sleepy during the day despite enough time in bed. Those need assessment, not a sleep-debt score.
• Sleep data makes you anxious⁶.

Verdict

RISE turns well-established sleep science into a clear daily number, and that can help some people keep a better schedule. It is also a $69.99-a-year subscription whose own estimates haven't been independently checked, running on phone data that is least reliable in the people who sleep worst⁵. Try the free week. If it changes what you do at bedtime, it may be worth it; if you're just watching the number, it isn't.

FAQ

Does RISE work?

The science it is based on is sound^{3, 4}. Whether the app itself improves sleep hasn't been tested in a published trial that we could find.

How does RISE calculate sleep debt?

It compares your sleep over the last 14 nights with your estimated sleep need, weighting recent nights more².

How much does RISE cost?

$69.99 a year after a 7-day free trial, checked November 2, 2026¹.

Do I need a wearable for RISE?

No. It can use your phone alone, or data from Apple Watch, Oura, Fitbit or Garmin¹. Phone-only sleep detection is less reliable⁵.

Is RISE FDA-approved?

No. It is a wellness app. The only FDA-cleared sleep apps we know of are prescription CBT-I programs; see our sleep apps guide.

Is RISE good for insomnia?

It isn't an insomnia treatment. Start with CBT-I^{7, 8}.

Related guides

• Best sleep apps, by evidence
• Best smart rings, by evidence
• WHOOP vs Oura vs Garmin for recovery
• Best bed cooling systems
• Mouth taping: what the evidence says

References

1. RISE Science. Product summary (llms.txt): $69.99 per year, 7-day free trial, features, data sources, iPhone and Android, marketing claims. Checked 2 November 2026. Source
2. RISE Science Help Center. How is my sleep debt calculated? Checked 2 November 2026. Source
3. Borbély AA, Daan S, Wirz-Justice A, Deboer T. The two-process model of sleep regulation: a reappraisal. Journal of Sleep Research, 2016;25(2):131-143. doi:10.1111/jsr.12371 Source
4. Van Dongen HPA, Maislin G, Mullington JM, Dinges DF. The cumulative cost of additional wakefulness: dose-response effects on neurobehavioral functions and sleep physiology from chronic sleep restriction and total sleep deprivation. Sleep, 2003;26(2):117-126 (48 adults; 4, 6 or 8 h in bed for 14 days). Source
5. Fino E, Mazzetti M. Monitoring healthy and disturbed sleep through smartphone applications: a review of experimental evidence. Sleep and Breathing, 2019;23:13-24. Source
6. Baron KG, Abbott S, Jao N, Manalo N, Mullen R. Orthosomnia: are some patients taking the quantified self too far? Journal of Clinical Sleep Medicine, 2017;13(2):351-354. doi:10.5664/jcsm.6472. Summary via ScienceDaily. Source
7. Qaseem A, et al; Clinical Guidelines Committee of the American College of Physicians. Management of chronic insomnia disorder in adults. Annals of Internal Medicine, 2016;165(2):125-133. doi:10.7326/M15-2175 Source
8. Efficacy of digital cognitive behavioural therapy for insomnia: a meta-analysis of randomised controlled trials. Elsevier, 2020. PMID 32950013 (33 RCTs). Source

Featured photo by Brett Jordan on Unsplash. App images supplied by RISE Science in 2022.