SleepStream 2 vs Coherence
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SleepStream 2
This app offers a comprehensive suite of tools to help users relax, sleep better, and manage stress. It combines calming sounds, soothing melodies, brainwave programs, and visualizations to create a deeply relaxing experience.
- Calming sounds and melodies
- Effective brainwave programs
- Beautiful visualizations
- Guided voice sessions
- Professionally mastered audio
- Downloadable content
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NEWS: SLEEPSTREAM 2 PRO IS NOW ON SALE FOR $2.99 SleepStream 2 is an advanced sleep inducer and relaxation aid. It helps you leave your busy day behind with a rich selection of calming sounds, soothing melodies, effective brainwave programs, and beautiful visualizations. “If you’re looking for a new way to combat insomnia, or even looking to relax more at the end of a busy day, SleepStream 2 is a viable, unique option.” 148Apps.com “A good sleep is one of my very favorite things to do, and when I’m denied it for whatever reason, I’m not a happy man. On those occasions recently, SleepStream 2 has been there to help me out, and it has done so admirably.” iPhoneFreak.com “SleepStream 2 is the best meditative app out there because it includes guided voice sessions, music, background sounds, binaural beats and visualizations, all in one app. While the configuration procedures of similar applications can leave you frustrated and wide awake, Sleepstream’s intuitive interface allows you to drift off in a moment without a care...” App Store reviewer Do you feel that the stress of everyday life deprives you of your ability to focus, relax, sleep - in short, affects your overall well being? With little time for true relaxation, quality of sleep can be adversely affected which is why SleepStream 2 is such a useful aid for those with stress in their lives. Developed in conjunction with sleep and relaxation experts, hypnotherapists and audio professionals, SleepStream 2 plays the most soothing sounds from nature, gentle audio atmospheres, binaural beats, music and guided voice tracks. SleepStream 2 is perfect for: • Sleep induction • Relaxation • Power naps • Meditation • Noise masking • Concentration • Enjoyment • Tinnitus relief SleepStream 2 Includes: • 50+ stunning background sounds • Calming melodies • 28 effective brainwave programs for sleep, meditation and learning • Breathtaking visualizations • Download section with additional sounds, music, guided voice sessions and visualizations Main features: • Stunning Sound Quality All the sounds in SleepStream 2 are professionally mastered. Sounds of deep, rich drones, calming ocean waves, gentle forest rain and distant seagulls - to name a few - will be your first class journey into a deeply relaxed state. • Overlays and Guided Voice Sessions New in SleepStream 2 is the ability to mix background sounds with overlays - for example, guided meditations or music. SleepStream 2 comes with two superb music collections: 'Soft piano pieces' and 'Deepspace Ambient'. Additional material is available for purchase from the download section! • Breathtaking Visualizations SleepStream 2 gives you the complete getaway with scenic pictures and video loops to view while listening to the audio programs; drift into a world of relaxation. • Brainwave Programs SleepStream 2 offers specially designed binaural beats that can be integrated into the sound experience. Binaural beats stimulate the brain’s activity associated with states such as relaxation, sleep and focus. • Unique Audio Engine and Sound Generators Our audio engine randomly combines hundreds of sounds, giving you a new experience every time! Mix background sounds, overlays and binaural beats in any combination! • Designed for Power Naps! SleepStream's timer function makes it easy to enjoy power naps! Just engage the timer and alarm, and SleepStream will gently wake you after your session has ended. • In-app Download Section Want more? Get audio, visualizations, binaural beats and guided voice sessions from the download section. New material is constantly being added! • Full Multitasking & Retina Support
Coherence
Master your nervous system through guided breathwork. Access over 500 breathing patterns to shift your state, from calm and focus to energy and sleep. Connect with a global community in live sessions and create custom routines.
- Nervous system interface via breath
- Shift states: calm, focus, energy, sleep
- Daily global live breathing sessions
- 500+ research-backed breathing patterns
- Custom breathing sequence creator
- Progress tracking and stats
- Community features and leaderboards
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YOUR NERVOUS SYSTEM, ON DEMAND Coherence is a nervous system interface. Using the science of breath, shift into calm, focus, or energy in minutes. Your breath is the only autonomic function you can consciously control - a direct line to your nervous system. Coherence gives you the patterns to use it. SHIFT YOUR STATE - Calm: Activate your parasympathetic system to release stress - Focus: Enter alert relaxation for deep work - Energy: Stimulate your system for peak performance - Sleep: Downregulate for faster, deeper rest BREATHE WITH THE WORLD Join the Daily Sync - a live global session where people worldwide breathe together in perfect unison. Watch participants appear around a real-time 3D Earth. Set an intention. Experience collective coherence. 500+ BREATHING PATTERNS Techniques selected from peer-reviewed research and proven traditions: - Coherence: Heart-brain synchronization (5.5s rhythm) - Box Breath: Used by Navy SEALs for composure under pressure - 4-7-8: Vagal activation for rapid calm - Physiological Sigh: The fastest way to reduce stress - Vortex: Fibonacci-based energizing sequence - Tummo: Traditional Tibetan inner heat practice - Sleep, Focus, Energy patterns and more CREATE YOUR OWN Build custom breathing sequences with our visual editor. Set phase durations, add music from Spotify or Apple Music, record your own voice guidance, and share with the community. TRACK YOUR REGULATION - Streaks and daily practice stats - Session history and insights - Weekly progress visualization - Level progression system COMPETE & CONNECT - Weekly leagues with promotion and demotion - Global leaderboards - User profiles and friends - Invite others to sync sessions DESIGNED FOR FOCUS - Minimalist dark interface - Zen mode fades the UI so nothing distracts you - Beautiful animations guide your breath - Sonic cues keep you on rhythm - Works with screen off - Works in airplane mode SUBSCRIPTION All features require an active subscription: - Monthly: $9.99/month - Annual: $39.99/year (3-day free trial) - Cancel anytime in App Store settings Take control of your nervous system. Terms of Use: https://www.coherencebreath.com/terms Privacy Policy: https://www.coherencebreath.com/privacy
Screenshots
Verdict
The clearest difference is rating: Coherence at 4.8 against SleepStream 2's 3.8. Coherence also leads on update cadence (every 4 days vs every 2 months) and ratings volume (642 vs 33). SleepStream 2's advantage is monetization model (free with in-app purchases vs subscription) and iOS requirement (8.0 vs 15.1). On price, review sentiment, 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. SleepStream 2 sells 10 one-off in-app purchases and Coherence sells 6 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.
Coherence holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: Coherence has 642 ratings behind it against 33, so its average is the more settled of the two. Written reviews point the same way: 81% of SleepStream 2's written reviews are positive against 85% of Coherence's.
SleepStream 2 ships an update every 2 months, Coherence every 4 days. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | SleepStream 2 | Coherence |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (33 ratings) | 4.8 (642 ratings) — better |
| Positive reviews | 81.5% of reviews | 85.3% of reviews — better |
| Number of ratings | 33 | 642 — better |
| Update frequency | Every 2 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Subscription |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 31 MB | 225 MB |
| Age rating | 12+ | 4+ |
| Developer | Explosive Apps | John Sweeney |
Customer experience
SleepStream 2
Coherence
User reviews
SleepStream 2
From 33 App Store ratingsWhat we love
- 🚀 Great app
- 👍 Relaxing sounds
- 👍 Helps with sleep and focus
- 👍 Useful for meditation
- 👍 Customizable options
Room to improve
- 🐛 Crashes and glitches
- 🐛 Deleted purchased content
- 🔋 Drains battery
- 👎 Confusing interface changes
- 👎 Aggressive ads and upsells
Coherence
From 642 App Store ratingsWhat we love
- 👍 Excellent accessibility and interface
- 🚀 Great integration into daily routine
- 👍 Amazing experience and awesome sequences
- 👍 Breathwork is one of the best things for health
- 👍 Helps cut down on vices, boost vibes, and be a smooth operator
Bugs and requests
SleepStream 2
Reported bugs
4 issues- App crashes on launch
- Purchased content disappears
- Binaural beats not functioning properly
- Timer issues causing sounds to stop prematurely
Requested features
5 requests- Add more sound options
- Improve binaural beats quality
- Allow layering of sounds
- Add timer to start sounds at a specific time
- Improve syncing of purchased content
Coherence
No bugs or feature requests surfaced in reviews.
In-app purchases
SleepStream 2
- Binaural Beats Pack$0.99
- Sound Pack$0.99
- Music Spa$0.99
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- Guided Relaxation$0.99
- Instant Energy$0.99
- Pre-sleep Meditation$0.99
- Thunderstorm HD$0.99
- Lucid Dreaming Binaural Beat$1.99
- Anxiety Reducing Binaural Beats$1.99
- Sleep Phase Follower$1.99
Coherence
- Coherence Monthly Membership$14.991 Month
- Coherence Membership3 Days trial$69.991 Year
- Coherence Friend Pass14 Days trial$69.991 Year
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- Coherence Membership$69.991 Year
- Coherence Membership1 Month trial$69.991 Year
- Coherence3 Months trial$69.991 Year









