SleepMapper vs BU updater
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SleepMapper
This app enhances sleep quality by connecting with smart headbands and wake-up lights. It tracks sleep stages, provides soothing audio, and offers smart alarms to improve daytime energy and promote a refreshed awakening.
- Deep sleep enhancement with audio tones
- Sleep stage tracking
- Smart alarm for gentle waking
- Bedroom environment monitoring
- Guided wind-down feature
- HealthKit integration
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The SleepMapper app pairs with the SmartSleep Deep Sleep Headband and the connected Sleep & Wake-Up Light devices. Download the SleepMapper app to awaken to a better day tomorrow. Enhancing deep sleep With SmartSleep Deep Sleep Headband: Improves your total sleep experience - falling asleep, sleep quality and waking up. Measures your sleep stages and delivers audio tones to boost quality of deep sleep, increasing daytime energy. Soothes you to sleep with gentle sounds only you can hear. Smart Alarm wakes you with gentle sounds during periods of light sleep. SmartSleep Deep Sleep Headband is a wearable sleep solution, proven to help improve the quality of your sleep for those who do not get enough sleep due to lifestyle. Sound tones enhance the “slow waves” your brain produces during deep sleep. Feel more rested and refreshed without changing how long you sleep. Waking up refreshed With SmartSleep Sleep & Wake-Up Light: Fall asleep relaxed, wake up refreshed and learn about your bedroom environment. Monitor amongst other the light and sound levels so you can adjust to improve your sleep. Philips SmartSleep Sleep & Wake-Up Light is our premier Sleep & Wake-up Light and is designed to help you wake up refreshed after a productive night’s sleep. It combines the benefits of a Wake-up Light with RelaxBreathe, a guided wind-down-to-sleep feature that helps calm your body and mind – and offers extensive app-enabled customization for personalizing your sleeping environment. Philips SmartSleep Sleep & Wake-Up Light is part of our full range of light therapy products created to get you into a positive sleeping, waking and living routine. You’re part of our first release of our sleep platform and we’d love your help to continuously improve. We welcome any feedback on how you’re finding the app, additional features, and improvement. Thank you for supporting and joining our healthy sleep community. Please note SleepMapper supports Philips SmartSleep Deep Sleep Headband and the connected Sleep & Wake-Up Light devices. For CPAP devices, please download the DreamMapper app. For more info visit Philips.com/SmartSleep This app is compatible with HealthKit for sleep tracking purposes.
BU updater
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This application provides services to keep your Future Living device up to date with latest software. It also ensures that you always get the most recent and accurate protocol according to your needs. By communicating over BLE, your device will automatically sync its software and latest configuration directly from the cloud. The application is designed to be used exclusively with devices manufactured by Essence Future Living 2010 Ltd.
Screenshots
Verdict
The clearest difference is device support: BU updater at 3 against SleepMapper's 1. BU updater also leads on iOS requirement (13.0 vs 16.6). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SleepMapper ships an update every 2 months, BU updater every 6 weeks. The most recent releases landed on September 19, 2026 and May 17, 2026 respectively.
| Parameter | SleepMapper | BU updater |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3.8K ratings) — better | — |
| Positive reviews | 30.2% of reviews | — |
| Number of ratings | 3.8K — better | — |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 193 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Philips | Essence Future Living 2010 Ltd. |
Bugs and requests
SleepMapper
Reported bugs
4 issues- App won't connect to device
- Alarm settings not saving
- Frequent disconnections and need to reset
- App crashes on launch
Requested features
4 requests- Integrate with smart home platforms
- Add more sound/music options
- Improve sleep tracking and data analysis
- Allow remote control from anywhere
BU updater
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SleepMapper
No in-app purchases
BU updater
No in-app purchases









