Sleep Timer – Smart alarm vs its rivals

Side-by-side comparison against Sleep Timer – Smart alarm's closest competitors — identity, store metrics, ratings & sentiment, and strategic intel.

Core Identity
DeveloperKodeon, Inc.Enerjoy Pte. Ltd.Ipnos Software Inc.Rise Science IncBodymatter, Inc.The Mind CompanyWelltory incInsight Network IncEnerjoy Pte. Ltd.
CategoryHealth & FitnessHealth & FitnessHealth & FitnessHealth & FitnessHealth & FitnessHealth & FitnessHealth & FitnessHealth & FitnessHealth & Fitness
PlatformiOSAndroid, iOSiOSiOS, AndroidiOSiOS, AndroidiOSiOSiOS, Android
Store Metrics
Rating4.7 / 54.8 / 54.7 / 54.7 / 54.7 / 54.9 / 54.7 / 54.9 / 54.8 / 5
Ratings Count1,448347,229390,08656,378328,534119,232127,691437,965238,475
PriceFreeFreeFreeFreeFreeFreeFreeFreeFree
Release DateDec 6, 2015Dec 9, 2019May 7, 2009Aug 19, 2019Aug 7, 2016Sep 3, 2019May 3, 2016Nov 5, 2009Jan 7, 2022
Last UpdatedSep 29, 2025Apr 16, 2026Apr 23, 2026Apr 9, 2026Feb 20, 2026Apr 28, 2026Apr 29, 2026Apr 16, 2026Feb 9, 2026
Sentiment & Reviews
Sentimentmixedterriblenegative-negativepositivemixedpositivemixed
Score55/10015/10025/100-25/10078/10045/10062/10045/100
Praises
  • Sleep cycle calculation logic helps users wake up feeling refreshed during early mornings
  • Relaxing audio content and sound mixing features provide a calming experience for users
  • High quality sleep sound variety provides effective relaxation for users struggling with nightly rest
-
  • Sleep tracking functionality provides useful insights for users monitoring their nightly rest patterns
  • Guided meditation plans provide a structured skill ramp for beginners to build consistent mental wellness habits
  • Detailed health insights and data tracking provide actionable feedback for managing chronic stress and illness
  • Extensive Content Library
  • Positive Impact on Wellbeing
  • Structured daily routines and habit tracking tools help users maintain personal organization and focus
Complaints
  • Alarm failure when the device is in silent mode causes significant user frustration
  • Frequent application crashes post-update prevent consistent sleep tracking and data recording
  • Deceptive free trial practices lead to immediate annual subscription charges without user consent
  • Aggressive paywall implementation restricts access to previously free content and core sound features
-
  • Aggressive paywalls and intrusive advertisements degrade the user experience for long-term subscribers
  • Audio playback interruptions and pausing issues during sleep sessions disrupt the user experience on Android devices
  • Aggressive and persistent upselling of lifetime memberships creates a frustrating experience for existing premium subscribers
  • Aggressive Monetization and Nagware
  • Poor UX/UI Changes
  • Aggressive paywall tactics and misleading trial offers create significant friction during the onboarding process
Requests
  • Audible alarm override for silent mode to ensure reliability during overnight sleep sessions
  • Transparent pricing models and easier cancellation processes for subscription management
  • Addition of a lower-cost monthly subscription plan for casual or intermittent users
-
  • Customizable tagging features would allow users to better track specific health and lifestyle variables
  • Offline download capability for meditations would allow users to maintain their practice during travel or flights
  • Implementation of a monthly subscription tier to accommodate users with limited or fixed financial budgets
-
  • Expanded free tier functionality to allow for more tasks and routine customization without subscription
Strategic Intel
Strengths
  • Minimalist interface reduces cognitive load for daily sleep planning
  • Growth Bundle partnership diversifies revenue streams beyond single-app dependency
  • Apple Health integration functions as a switching-cost moat by embedding sleep data into the user's primary health ecosystem.
  • Snore detection diagnostic loop provides a specialized utility that standard meditation apps cannot replicate.
  • Specialized noise-focused soundscape environment sustains functional utility
  • HealthKit-integrated sleep tracking drives daily habit formation
-
  • Apple Watch sensor integration drives automatic tracking
  • AI-powered coaching differentiates from basic data loggers
  • Personalized algorithm increases long-term switching costs
  • 10-day plans reinforce daily habit loops
  • Interactive wind-down features gate premium value
  • Proprietary HRV analysis algorithms create a high switching cost via historical health data accumulation
  • 1,000+ device integration library functions as a central data hub for fragmented health ecosystems
  • World's largest free meditation library (80+ new tracks daily)
  • Diverse marketplace of 20,000+ independent teachers
  • Robust community features with 1,000+ discussion groups
  • MBTI-based personalization reduces early-stage churn by tailoring routines to user personality types
  • Aesthetic interface design drives positive first impressions for new users
Weaknesses
  • Alarm failure in silent mode triggers high-churn frustration
  • Lack of historical data visualization prevents long-term user habit locking
  • Premium tier paywalls for basic alarm features hinder free-to-paid conversion
  • Premium tier at $59.99/year sits above the category median for casual sleep-aid utilities.
  • High-frequency crash reports in the latest release drive a 15/100 sentiment score.
  • Deceptive trial-to-paid billing flow triggers high refund-request volume.
  • Aggressive paywalling of previously free content alienates long-term users
  • Technical instability post-update disrupts nightly sleep routines
-
  • Aggressive paywalling of previously free features
  • Persistent synchronization failures with wearable hardware
  • Android audio-playback instability persists
  • $11.99/month price point exceeds category median
  • Limited sleep story library causes long-term churn
  • Annual-only subscription tier creates a high barrier to entry for price-sensitive users
  • Aggressive upselling prompts to existing subscribers drive negative sentiment and churn risk
  • Aggressive onboarding and monetization prompts ('nagware')
  • UX instability leading to loss of user data (saved meditations)
  • Inconsistent audio quality across the marketplace
  • Aggressive paywall tactics trigger high refund rates and negative sentiment
  • Unresponsive support processes amplify billing-related churn
  • Excessive notification volume disrupts the user experience
Pricingsubscriptionsubscriptionfreemiumfreemiumsubscriptionsubscriptionsubscriptionfreemiumsubscription
MomentumMaintenanceMaintenanceActiveIntenseMaintenanceActiveActiveIntenseMaintenance
Update Cadence5 versions5 versions, ~11d avg3 versions, ~19d avg5 versions1 versions5 versions, ~11d avg5 versions, 4 majors/6mo, ~9d avg5 versions, 5 majors/6mo, ~5d avg5 versions, ~8d avg

Compare Sleep Timer – Smart alarm head-to-head

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Sleep Timer – Smart alarm, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Data licensed under CC-BY-NC 4.0