Comparison

SleepWave vs Slept Yet?

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

Head to head
About

SleepWave

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Fall asleep faster with real-time generated soundscapes that never loop, never cut, and never repeat. Unlike apps that loop pre-recorded tracks, SleepWave generates ambient sounds in real time — every moment sounds unique and natural, just like the real thing. NO SUBSCRIPTION. PAY ONCE. One purchase unlocks everything forever. No monthly fees, no ads, no tracking. SOUNDS & MIXING - 40 premium sounds: rain, ocean, brown noise, campfire, birds & more - Mix multiple sounds simultaneously - Independent volume control for each layer - Real-time procedural generation — zero loop seams SLEEP TIMER - Intelligent fade-out that won't jolt you awake - Presets: 15, 30, 45, 60, 90, 120 minutes - Custom duration with adjustable fade curve FOCUS TIMER - Built-in Pomodoro timer with work/break phases - Background sounds continue throughout your session - Track completed focus sessions WORKS EVERYWHERE - Apple Watch companion app - Home Screen widget & Live Activity - Works offline — no internet required - Background audio keeps playing when locked PRIVACY FIRST - Zero data collection - No analytics, no third-party SDKs - Everything stays on your device Download SleepWave and own your sleep soundtrack — forever.

About

Slept Yet?

Features
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Slept Yet? | Gradually Reset Your Sleep Schedule Slept Yet? is a sleep tracker and sleep schedule recovery app for people whose bedtime has quietly become more of a suggestion than a plan. Log when you fall asleep and wake up to understand your sleep duration, late-night habits, bedtime trends, and long-term progress. Based on your recent sleep pattern and target schedule, Slept Yet? creates a gradual recovery plan that helps you move bedtime earlier one step at a time—without trying to fix everything in one heroic night. Track Your Real Sleep Schedule Build a clear picture of your sleep habits by recording your bedtime, wake-up time, and total sleep duration. • Daily sleep check-ins • Bedtime and wake-up tracking • Sleep duration summaries • Night-owl score • Streaks, badges, and progress milestones See How Your Schedule Is Changing Use simple trends and sleep history to see whether your bedtime is improving and how your routine changes over time. • Recent sleep trends • Bedtime pattern tracking • Sleep history • Schedule recovery progress • 30-day trend views Reset Your Schedule Gradually Choose your ideal bedtime and wake-up time, and Slept Yet? will turn your current sleep pattern into realistic daily targets. You do not need to become an early sleeper overnight. You only need to move a little closer to your goal each day. • Personalized sleep schedule recovery plan • Daily bedtime targets • Wind-down reminders • Wake-up alarms • Reminders that adapt to your recovery plan Quick Logging on Apple Watch Use Apple Watch to record your wind-down, bedtime, and wake-up time directly from your wrist, and quickly check your progress throughout the day. Sleep Sound Detection When enabled, Slept Yet? can record and identify possible snoring and sleep-talking sounds during the night, helping you build a more complete picture of your sleep. Improve Together Optionally join leaderboards, add friends, and take part in challenges to stay motivated and build better sleep habits together. Social features are completely optional and can be turned off without affecting sleep tracking or your recovery plan. Upgrade to Slept Yet? Premium to unlock: • A personalized sleep schedule recovery plan • Deeper sleep schedule insights • Smart reminders and alarms that follow your plan • Snore and sleep-talk detection • 30-day sleep trends • Complete sleep history • Additional tools for improving your routine Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Slept Yet?4 screens

Verdict

The call

The clearest difference is device support: Slept Yet? at 3 against SleepWave's —. On price, in-app purchases and iOS requirement 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. SleepWave sells 1 one-off in-app purchase and Slept Yet? sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 4 level
SleepWave versus Slept Yet?: the parameters behind the verdict, then further details
ParameterSleepWaveSlept Yet?
PriceFreeFree
Ads—No
In-app purchasesYesYes
Devices—iPhone, iPad, Apple Watch — better
Requires iOS17.016.0 — better
Further details — not scored
Size197 MB35 MB
Age rating4+4+
Developer玮迪 黄DECHUN WANG

In-app purchases

1 purchases

SleepWave

One-time1
  • Full Unlock$5.99
3 purchases

Slept Yet?

Subscriptions2
  • Slept Yet? Premium Monthly$2.991 Month
  • Slept Yet? Premium Yearly3 Days trial$19.991 Year
One-time1
  • Slept Yet? Premium Lifetime$49.99

Questions

Is SleepWave free?
SleepWave is free to download, with in-app purchases available.
Is Slept Yet? free?
Slept Yet? is free to download, with in-app purchases available.

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