Comparison

AwakeSync vs Sleep Cycle Calculator

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

Head to head
About

AwakeSync

This smart alarm app uses your Apple Watch to monitor sleep stages and wake you during light sleep. It offers personalized wake-up times, recurring alarms, and smart home integration for a more pleasant morning experience.

Highlights
  • Personalized wake-up during light sleep
  • Multiple and recurring alarms
  • Smart home device integration
  • Sleep stage monitoring
  • Siri Shortcuts integration
  • Companion iPhone app
Features
Read full description

AwakeSync – The Smart Alarm for a Better Wake-Up AwakeSync is the ultimate smart alarm for Apple Watch, designed to wake you up gently during light sleep, making your mornings more pleasant and energized. Simply set your desired wake-up time and a flexible wake window, and AwakeSync will intelligently choose the optimal moment to wake you, ensuring you feel refreshed. Key Features: • Personalized Wake-Up: AwakeSync monitors your sleep stages and wakes you during light sleep for a smoother start to your day. • Multiple and Recurring Alarms: Set up alarms for different occasions and routines, with full support for custom repeat schedules. • Smart Home Integration: Automate your morning by connecting AwakeSync to your smart home devices, creating a more relaxing wake-up environment. Powered by a highly efficient, custom AI model, AwakeSync tracks your sleep without draining your battery. Simply wear your Apple Watch overnight, and let AwakeSync do the rest. The companion iPhone app allows you to manage your alarms, customize smart home automations, and even integrate with Siri Shortcuts to create your own personalized routines. With AwakeSync, you’re not just setting an alarm—you’re transforming your mornings.

About

Sleep Cycle Calculator

Features
Read full description

Pick the time you need to wake up — get four bedtimes that land you on exact 90-minute sleep cycles. - Wake time picker, instant suggestions - Bedtime reminders - Weekly sleep logs - Themes for dark-room bedside use - No sensors, no Apple Watch needed Who it's for For shift workers, students and parents — anyone who wakes up wrecked and wants a smarter bedtime. Subscription Premium is available as a weekly, monthly or yearly auto-renewing subscription, or as a one-time Lifetime purchase. Subscriptions auto-renew unless you cancel at least 24 hours before the end of the period. You can cancel anytime in your Apple ID Subscription Settings. Payment is charged to your Apple ID. Privacy: everything stays on your device by default. No analytics SDKs, no cross-app tracking. Privacy policy at https://bestpaid.app/legal/privacy. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

AwakeSync4 screens
Sleep Cycle Calculator4 screens

Verdict

The call

The clearest difference is update cadence: AwakeSync at every 2 weeks against Sleep Cycle Calculator's every 2 months. On price, ads, in-app purchases 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

Both are free to download. AwakeSync sells 2 one-off in-app purchases and Sleep Cycle Calculator sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

AwakeSync ships an update every 2 weeks, Sleep Cycle Calculator every 2 months. The most recent releases landed on October 25, 2026 and October 22, 2026 respectively.

Scorecard1 real difference · 9 level
AwakeSync versus Sleep Cycle Calculator: the parameters behind the verdict, then further details
ParameterAwakeSyncSleep Cycle Calculator
PriceFreeFree
Rating3.7 (6 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 2 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, Apple Watch — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size47 MB45 MB
Age rating4+4+
DeveloperCubeon Solutions UGVasilii Polovnikov

In-app purchases

2 purchases

AwakeSync

One-time2
  • Buy me a coffee$1.99
  • Pro$8.99
4 purchases

Sleep Cycle Calculator

Subscriptions3
  • Premium · 1 week$2.997 Days
  • Premium · 1 month$3.991 Month
  • Premium · 1 year$5.991 Year
One-time1
  • Premium · Lifetime$7.99

Questions

Is AwakeSync free?
AwakeSync is free to download, with in-app purchases available.
Is Sleep Cycle Calculator free?
Sleep Cycle Calculator is free to download, with in-app purchases available.
Do AwakeSync or Sleep Cycle Calculator have ads?
Neither AwakeSync nor Sleep Cycle Calculator shows ads.
Which is updated more often, AwakeSync or Sleep Cycle Calculator?
AwakeSync ships an update every 2 weeks, and Sleep Cycle Calculator every 2 months. Most recently, AwakeSync was updated on October 25, 2026 and Sleep Cycle Calculator on October 22, 2026.

Other comparisons