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Name EasyWakeup PROSleep CycleSmart Alarm ClockSleep TimeHappy WakeUpaXbo Alarm ClockSleeptrackerWakeMatemyZeo Sleep SystemUP by Jawbone

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–°reated2008 [1]200920102012200920062006201020102011

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Updates4371434111114

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iOS supportiOS 3.0+iOS 4.3+iOS 4.0+iOS 4.2+iOS 3.0+n/an/aiOS 3.0+iOS 3.1iOS 4.2+

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Only app [2]#N/A#N/A#N/A#N/A#N/Anonononono

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Autocalibrates even for tempurpedic matresses#N/Anonononononononono

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Real data on graphs#N/Anonononono#N/A#N/A#N/A#N/A

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Works without
charging all night long
#N/A#N/Ano#N/Ano#N/A#N/A#N/A#N/A#N/A

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Microphone recording#N/Anonononononononono

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Random iPod melody#N/Anonononononononono

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Wakes you up even after you press the HOME button#N/A#N/A#N/AnonoN/AN/Anonono

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Microsnooze#N/Anonononononononono

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Accounts for Daylight savings#N/Anonononononononono

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Supports Time Zone changes (for flights, etc.)#N/Anonononononononono

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Countdown mode [3]#N/Anonononononononono

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Current price$14.99 -> $9.99$0.99$0.99$0.99$4.99$249.99$149.00$59.99$99.00$99.00

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Average user's star rating [4]#N/A#N/A#N/A#N/A#N/A#N/A#N/A#N/A#N/A#N/A

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Checked versionv12.7v4.0v4.5v2.0.0v1.8n/an/av2.0.2n/av1.5

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Link to purchaseEasyWakeup ProSleep CycleSmart AlarmSleep TimeHappy WakeupaXboSleeptrackerWakeMatemyZeoUP
[1] first bio-alarm clock for iOS
[2] There are full functional without any additional device.
[3] Abillity to set the duration sleep time instead of waking time
[4] July '12 Data from Apple and Amazon App Stores