Comparison

Sleep Meister vs Power Sync for Fitbit

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

Head to head
About

Sleep Meister

This app monitors your sleep cycles using your device's accelerometer to wake you during your lightest sleep phase. It offers features like sleep talking recording, sleep data visualization, and automatic music player shutdown.

Highlights
  • Sleep cycle monitoring
  • Lightest sleep phase alarm
  • Sleep talking recording
  • Sleep data visualization
  • Automatic music player stop
  • Health app integration
Features
Read full description

Sleep Meister is a sleep aid app that uses the accelerometer sensor built into your device to monitor your body’s movements and sound an alarm when your sleep is at its lightest, letting you wake up refreshed. Sleep Meister integrates with the Health app and is packed with features, recording your sleep talking, manage your sleep data via graphs and lists, post your sleep data on social media platforms, set the music player to automatically turn off when you fall asleep, and much more. Make every morning a refreshing one! [Features] - Compatible with iOS 27. - Integrates with the Health app. (sleep analysis) - Manages your sleep cycles. - Alarm to wake you up when your sleep is at its lightest. - Recording your sleep talking. - Music player that stops automatically when you fall asleep. [Instructions] 1. Open up the settings menu to personalize the app by choosing the alarm sound, snooze length, and more. 2. Set the alarm time and press the START button to begin monitoring your sleep cycles. 3. Refer to Help in the settings menu when choosing where to place your phone. 4. The alarm will sound in the time period you set when the app senses that your sleep is at its lightest. 5. After waking up, slide the slider to the right to stop sleep monitoring. [URL Scheme] sleepmeister: [Differences between the free and paid versions] No advertisements in the paid version

About

Power Sync for Fitbit

Seamlessly sync your Fitbit data to Apple Health for free. Track heart rate, steps, distance, weight, sleep, and more. Supports all Fitbit devices and multiple accounts, with an optional auto-sync feature for convenience.

Highlights
  • Sync Fitbit data to Apple Health
  • Sync Heart Rate data
  • Automatic data synchronization
  • Support for all Fitbit device types
  • Multiple Fitbit account support
  • Dark Mode support
Features
Read full description

Fitbit + Apple Health + Free Sync = Happiness - Sync all your Fitbit data to Apple Health, for Free - Sync Heart Rate data - Auto Sync data for you - Support all Fitbit device types (including users who doesn't have a hardware and relies solely on Fitbit app) - Switch between multiple Fitbit accounts - Support Dark Mode in iOS 13 - **Note** Fitbit provides access to daily data only; we're working with Fitbit to support intraday syncing - **In App Purchase** is required for Auto Sync We believe that your Fitbit data belongs to you, and syncing your own data to Apple Health should be Free. So we created Power Sync. Data types supported: - Heart Rate - Steps - Walking + Running Distance - Flights Climbed - Weight - Body Fat Percentage - Body Mass Index - Sleep Analysis (in bed and asleep time) - Water - Dietary Calories Notes: - Fitbit provides access to daily data only; we're working with Fitbit to support intraday syncing - Since we don't have intraday data as of now, we're syncing all the data to 12:00 in a day • You can subscribe for Premium Auto Sync inside the app; subscriptions are billed monthly or annually at the rate selected depending on the subscription plan. • Alternatively a one-time payment plan is available (this is not a subscription). • Payment will be charged to your iTunes account at confirmation of purchase. • Subscriptions will automatically renew unless auto-renew is turned off at least 24 hours before the end of current period. • Your account will be charged according to your plan for renewal within 24 hours prior to the end of the current period. • You can manage or turn off auto-renew in your Apple ID account settings at any time after purchase: - Go to Settings > iTunes & App Store - Tap your Apple ID at the top of the screen - Tap View Apple ID. You might need to sign in or use Touch ID. - Tap Subscriptions. - Tap the subscription you want to manage. - Use the options to manage your subscription. • No cancellation of the current subscription is allowed during the active subscription period. Once purchased, refunds will not be provided for any unused portion of the term. We take the security of our customers very seriously. Read our Terms of Service at: https://terms.touchberry.net/ and our Privacy Policy at: https://privacy.touchberry.net/ Acknowledgement: - Vicons Design from the Noun Project

Screenshots

Sleep Meister4 screens
Power Sync for Fitbit4 screens

Verdict

The call

The clearest difference is review sentiment: Sleep Meister at 70% against Power Sync for Fitbit's 20%. Sleep Meister also leads on rating (4.7 vs 4.2) and in-app purchases (none vs 4). Power Sync for Fitbit's advantage is price (Free vs $1.99) and ratings volume (16K vs 74). On update cadence, ads and device support 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

Power Sync for Fitbit is free to download; Sleep Meister costs $1.99 up front. Power Sync for Fitbit sells 4 in-app purchases, starting at $1.99 per month. Sleep Meister asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sleep Meister holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Power Sync for Fitbit has 16K ratings behind it against 74, so its average is the more settled of the two. Written reviews point the same way: 70% of Sleep Meister's written reviews are positive against 20% of Power Sync for Fitbit's.

UpkeepUpdate frequency

Sleep Meister ships an update every 3 months, Power Sync for Fitbit every 2 months. Both last shipped on November 1, 2026.

Scorecard7 real differences · 3 level
Sleep Meister versus Power Sync for Fitbit: the parameters behind the verdict, then further details
ParameterSleep MeisterPower Sync for Fitbit
Price$1.99Free — better
Rating4.7 (74 ratings) — better4.2 (16K ratings)
Positive reviews69.9% of reviews — better19.8% of reviews
Number of ratings7416K — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size16 MB59 MB
Age rating4+4+
DeveloperNaoya ArakiTouchberry

Customer experience

Sleep Meister

All ratings74 ratings
Positive91.9%
Neutral5.4%
Negative2.7%
Written reviews113 reviews
Positive69.9%
Neutral13.3%
Negative16.8%

Power Sync for Fitbit

All ratings15,500 ratings
Positive79.0%
Neutral5.5%
Negative15.5%
Written reviews1,134 reviews
Positive19.8%
Neutral8.1%
Negative72.1%

User reviews

Sleep Meister

From 74 App Store ratings

What we love

  • 👍 Easy to use
  • 📈 Accurate sleep tracking
  • 🎶 Customizable alarm sounds
  • 💡 Useful sleep analysis
  • 💰 Good value for money

Room to improve

  • 🔋 High battery consumption
  • 🐛 Frequent crashes/freezes
  • ❌ Alarm not always sounding
  • 💽 Large storage usage
  • 🔊 Inconsistent alarm volume

Power Sync for Fitbit

From 16K App Store ratings

What we love

  • 👍 Simple and quick
  • 🚀 Comprehensive data sync
  • 💡 Allows Fitbit and Apple Health integration
  • 🚀 Fast data transfer

Room to improve

  • 🐛 Sync issues and failures
  • 🐛 Inaccurate data sync
  • 🐛 Duplicates data
  • 🐛 Auto-sync not working as expected
  • 🔋 Drains battery when running in background

Bugs and requests

Sleep Meister

Reported bugs

30 issues
  • Alarm sometimes doesn't sound
  • App freezes or crashes
  • Inconsistent alarm volume
  • Bluetooth speaker/earphone disconnects
  • Sleep talk recording is inaccurate
Show 25 more
  • Background battery consumption is high
  • App crashes during music selection
  • Cannot return to home screen after starting
  • Alarm sound is too loud
  • Data is not recorded
  • Screen turns black and unresponsive
  • Automatic updates cause alarm to stop
  • Music button not working after update
  • App not functioning in the background
  • Alarm settings reset after update
  • CSV export of action memos has garbled text
  • Alarm does not sound during daylight savings time transition
  • App terminates unexpectedly
  • Alarm volume set to minimum still plays loudly
  • App stops recording data after a few days
  • Cannot import action memos to paid version
  • Music playback issues after update
  • App stops working after a few days
  • Data export to email not working
  • Backup option maxes out at 100 records
  • Alarm volume inconsistent with settings
  • App crashes when tapping 'Statistics' tab
  • Alarm doesn't sound, and no data is recorded
  • App crashes frequently since update
  • Alarm doesn't ring after iOS update

Requested features

29 requests
  • Add Twitter posting functionality
  • Apple Watch app support
  • Bulk delete data option
  • More detailed HealthKit integration
  • Ability to manually add/edit sleep entries
Show 24 more
  • Shortcut app integration for automation
  • Improvement for sleep talk recording accuracy
  • Add repeat alarm settings (e.g., weekdays)
  • Option to return to home screen after starting
  • Add alarm on/off button to home screen
  • Import action memos to paid version
  • Math problem/game to turn off alarm
  • Support for Spotify songs as alarm
  • Ability to use audiobooks/podcasts as alarm
  • Option to view graph mid-session without resetting alarm
  • Download and keep recordings
  • Support for IFTTT/Evernote integration
  • Add option to manually adjust entries
  • Improve daylight savings time handling
  • Support for multiple sleep cycles per day
  • Add option to take short naps (10-20 mins)
  • Improve average calculation in data section
  • Connect with other smart bands
  • Add recurring alarms
  • Add option to manually add sleep time
  • Random song selection from library
  • Option to select specific songs for alarm
  • Improve translation for better clarity
  • Ability to download recordings

Power Sync for Fitbit

Reported bugs

4 issues
  • Sync repeatedly fails
  • Adds duplicate data to Apple Health
  • Incorrectly syncs resting heart rate data
  • Syncs outdated/incorrect weight data

Requested features

3 requests
  • Add support for more Fitbit data types (heart rate, workouts, sleep stages)
  • Allow customization of sync frequency and timing
  • Improve auto-sync reliability and functionality

In-app purchases

None

Sleep Meister

No in-app purchases

4 purchases

Power Sync for Fitbit

Subscriptions2
  • Auto Sync for A Month$1.991 Month
  • Auto Sync for A Year$7.991 Year
One-time2
  • Auto Sync to Health App$1.99
  • Auto Sync for Entire Life$14.99

Questions

Is Sleep Meister free?
Sleep Meister costs $1.99, with no in-app purchases.
Is Power Sync for Fitbit free?
Power Sync for Fitbit is free to download, with in-app purchases available.
Which has better reviews, Sleep Meister or Power Sync for Fitbit?
Sleep Meister is rated higher. Sleep Meister averages 4.7 out of 5 from 74 ratings, while Power Sync for Fitbit averages 4.2 from 16K ratings.
Do Sleep Meister or Power Sync for Fitbit have ads?
Neither Sleep Meister nor Power Sync for Fitbit shows ads.
Which is updated more often, Sleep Meister or Power Sync for Fitbit?
Sleep Meister ships an update every 3 months, and Power Sync for Fitbit every 2 months. Most recently, Sleep Meister was updated on November 1, 2026 and Power Sync for Fitbit on November 1, 2026.

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