Comparison

Bathsleep vs SleepLab

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

Head to head
About

Bathsleep

Transform your iPhone into a customizable bath and sleep light with integrated music playback. Enhance relaxation, reduce stress, and improve sleep quality with ambient lighting and specialized soundscapes.

Highlights
  • Bath and sleep light illumination
  • Integrated music player
  • OFURO DSP natural sound system
  • Multi-device sound and light synchronization
  • Customizable colors and transition speeds
  • Clock display option
Read full description

Bathsleep - Sleep Support from Bath to Bed - Today, iPhone Becomes the Bath Light. -- Key function -- ・Bath / Sleep Light Illumination ・Music Player ・Natural DSP sound system called 'OFURO DSP'. ・Multi lights / Multi speakers collaborate sound and light with multiple iPhones. -- Effect -- ・Give you happy bath time ・Relaxation ・Fatigue recovery ・Healing ・Assist meditation ・Stress relief ・Upgrades the sound of the speakers. ・Sleep assistant ・Night music -- How to Use -- 【Main Screen】 ・Bottom right button for app settings. ・Bottom left button to select song. ・Upper left button to connect other devices for multi lights / multi speakers. ・You can choose showing clock or not. If you mind time, it's a good option. 【Light Illumination】 ・Favorite colors and transition speed can be controlled. ・The scratch cover film on the display may become light darken especially for fingerprint prevention or privacy safe type. Luster type is recommended. 【Step for Bath Light】 1. Ensure the water resistance of the device. 2. Launch this app. 3. Turn off Bathroom light. 4. Play your favorite music. 5. Put device where avoiding water splash. 6. Take bath, start relaxing. ・Put device with facing up at the corner of the bathroom and reflect backlight to two walls. Light diffuses very nice. ・Sound breaks when water intrudes into the speaker. ・Please use a waterproof case when using with equipment not water resistance construction. In addition, even if the equipment is water resistance, do not use beyond water resistance grade guaranteed by equipment (such as sinking in a bathtub). 【Step for Sleep Light】 1. Play your favorite music. 2. Turn off Bedroom light. ・BGM can play not only with illumination on but also off (while device sleeps in background). 【Music Player】 ・Support 3D Touch on home screen icon to stop music. ・Music to be played needs to be downloaded to the device. 【OFURO DSP】 1. Turn on Switch. 2. Adjust iPhone device volume. 3. Adjust the BASS or GAIN if sound is distorted (BASS is primary). ・Switch on to balance iPhone's speakers sound quality. ・Guitar amp like operation. ・Gain (volume) ・Easy 3 bands equalizer. ・Reverb ・2 flavors for the living / bed room or bath room. Flavor can be switched by device shake motion. ・By using stereophonic technology, even if iPhone is set in face up, sound direction is adjusted to you where lying in the bathtub. (Stereo speaker models only.) ・Please refer the support page for details. 【Multi lights / Multi speakers】 ・A device can connect and link with other devices that installed this application via Wi-Fi. ・Choose one parent device, then connect the child devices to the parent device. ・Please refer support page for details. (Multi lights) ・Changes in the illumination of the child devices are linked with the parent device. It is very beautiful because all the connected devices light in unified color. (Multi speakers) ・When parent device play music, child devices join to play. ・EQ, Pan, Time difference can be controlled by mixer in the parent device. (How to connect) ・Tap upper left button of the illumination screen, then select 'Become parent device' or 'Become child device' and connect (automatic connection can be chosen from next time). ・The illumination changes will synchronize with the parent device after connecting. -- Attention -- ・Developer of this application does not take any responsibility for submerge or any accident, any loss and so on. ・Your use of this application is at your sole risk. ・BGM is not included in this app. Be with your favorite sound or music!

About

SleepLab

Features
Read full description

SleepLab is your personal AI sleep assistant designed for night-shift workers, healthcare staff, rotating schedules, and anyone whose sleep rhythm is disrupted. Whether you work irregular hours or simply want better rest, SleepLab helps you track your sleep, understand your rhythm, and build a plan that fits your lifestyle. ◆ Key Features ● AI Sleep Planner (14-day free / 30-day PRO) Get AI-generated sleep plans tailored to your real-life schedule. Perfect for shift workers, students, caregivers, and anyone with inconsistent routines. ● Smart Sleep Tracking Track your sleep–no wearables needed. Monitor timing, patterns, and irregular rhythms with simple manual logs. ● Rhythm Simulation (3-day free) Visualize how your sleep rhythm will shift over the next 3 days. Ideal for night-shift recovery, travel, and after disrupted sleep. ● AI Sleep Assistant Receive personalized recommendations based on your recent sleep, goals, and upcoming schedule. ● 30-Day AI Sleep Calendar (PRO) A full month of optimized bedtimes and wake times—planned dynamically by AI. ● Sleep History (PRO) View your past sleep logs, trends, and improvements. ● Non-medical & safe SleepLab does not diagnose or provide medical advice. It offers general lifestyle guidance based on your activity and sleep patterns. ◆ Ideal for: ・Night-shift nurses & caregivers ・Hospital workers・EMS・factory workers ・Rotating shift employees ・Students with irregular schedules ・Long-term night owls ・Anyone struggling with unstable sleep rhythms If your lifestyle makes consistent sleep difficult—SleepLab is built for you. ◆ Why SleepLab works Shift work and modern life disrupt the body’s natural rhythm. SleepLab uses intelligent planning, rhythm simulation, and habit-building tools to help reset your schedule, reduce fatigue, and support healthier daily routines. Small changes lead to big improvements. ◆ SleepLab PRO (Subscription) Unlock full AI features: ・30-day sleep plans ・30-day AI sleep calendar ・Detailed rhythm analysis ・Full sleep history ・Daily AI recommendations ・Advanced improvement insights ・Plans available monthly or yearly. ◆ Privacy First All sleep data is stored securely on your device. SleepLab never uses medical data or provides diagnostic information. Let AI help you restore your rhythm—one night at a time. Start improving your sleep today with SleepLab. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://inka002y.github.io/sleep-lab-privacy-policy/

Screenshots

Bathsleep4 screens
SleepLab4 screens

Verdict

The call

The clearest difference is iOS requirement: Bathsleep at 12.0 against SleepLab's 15.1. On price, update cadence, 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. Bathsleep sells 1 one-off in-app purchase and SleepLab sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

Scorecard1 real difference · 9 level
Bathsleep versus SleepLab: the parameters behind the verdict, then further details
ParameterBathsleepSleepLab
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews84.2% of reviews—
Number of ratings4 — better—
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size21 MB37 MB
Age rating4+4+
Developermapipo officeSEIMA SHIBUTANI

In-app purchases

1 purchases

Bathsleep

One-time1
  • OFURO DSPFree
2 purchases

SleepLab

Subscriptions2
  • SleepLab Pro (Monthly)$4.991 Month
  • SleepLab Pro (Yearly)$39.991 Year

Questions

Is Bathsleep free?
Bathsleep is free to download, with in-app purchases available.
Is SleepLab free?
SleepLab is free to download, with in-app purchases available.
Do Bathsleep or SleepLab have ads?
Neither Bathsleep nor SleepLab shows ads.
Which is updated more often, Bathsleep or SleepLab?
Bathsleep ships an update every 2 months, and SleepLab every 2 months. Most recently, Bathsleep was updated on October 8, 2026 and SleepLab on October 10, 2026.

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