Comparison

Apollo Neuro vs Deep Slumber

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

Head to head
About

Apollo Neuro

This app uses silent sound wave vibrations to improve calm, focus, energy, and sleep. It offers instant stress relief and can be enhanced with a wearable device for deeper, long-term wellness benefits. Track your progress and integrate with other health apps.

Highlights
  • Silent sound wave vibrations
  • Instant stress relief
  • Improved calm and focus
  • Enhanced energy and sleep
  • Progress tracking
  • Smart health integrations
Features
Read full description

Feel Better, Backed by Science Apollo Neuro is the first science-backed technology that improves calm, focus, energy, and sleep. Apollo’s patented silent sound wave vibrations remind your body how to feel good, anytime, anywhere, by strengthening your resilience to stress and boosting vagus nerve activity through our sense of touch. Discover two powerful ways to experience Apollo: Meet Apollo Sessions – Instant Stress Relief Right from Your iPhone New to Apollo? Your journey to calm starts here. Apollo Sessions instantly transforms your iPhone into your personal wellness champion for FREE, using gentle, silent sound wave vibrations to quickly shift how you feel, without any additional hardware. • Instantly calm your mind or boost your energy • Easy to use—just download the app and open it on your iPhone • Start feeling better right away with a free trial Popular Sessions: • Espresso Shot – A caffeine-free boost for your day • Relax – Quickly unwind after stress • Let's Go – Enhance focus and clarity • Good Vibes – Ease into social settings Take Wellness Further with the Apollo Wearable – The Premium Experience Ready to go deeper? The Apollo wearable is the ultimate tool for continuous, scientifically validated stress relief and wellness improvement. It gently retrains your nervous system over time, enhancing resilience and overall well-being: • Reduce stress and anxiety • Improve sleep quality, fall asleep faster • Enhance focus and clarity • Accelerate physical recovery • Increase HRV for long-term wellness Why Choose the Wearable? Crafted by neuroscientists and physicians, Apollo’s wearable offers proven results. The more consistently you use it, the better you'll feel—physically, mentally, and emotionally. How Apollo Vibes™ Work: Apollo's gentle vibrations act like soothing music for your nervous system. Higher frequencies elevate your energy and sharpen your focus, while lower frequencies promote relaxation and deep sleep. Simply choose your vibe and let Apollo do the rest: • Energy – Stay energized and alert • Unwind – Effortlessly relax • Focus – Maintain clear, steady concentration • Sleep – Drift naturally into restful sleep • Recover – Recharge faster after workouts Key Features: • Custom Scheduling – Tailored vibes for your day • Progress Tracking – Visualize your improvement in sleep, stress, and focus • Smart Integrations – Seamlessly connects with Oura Ring, Apple Health, and more Science-Backed. Expert-Approved. Life-Changing. “With consistent use, Apollo helps your nervous system adapt, improving stress resilience and more. It sounds futuristic, but we're thrilled (and amazed) it truly works.” – Robb Report "Apollo’s effectiveness for extreme stress was clear from my very first session." – Men's Health "Designed to reduce stress and recalibrate the nervous system." – Wall Street Journal Awards: • Best of the Best, 2024 – Robb Report • Editors' Choice, 2023 – Well and Good • Best of CNET, 2023 – CNET • The Quality Edit Editors Pick, 2024 – Quality Edit Begin Your Apollo Journey: Download Apollo Sessions today, instantly find calm, and explore how the Apollo wearable can elevate your wellness journey.

About

Deep Slumber

Features
Read full description

Fall asleep faster and stay asleep longer with the most complete sleep sound library on the App Store. Deep Slumber gives you nature sounds, white noise, binaural beats, and solfeggio healing frequencies — all in one app, with no subscription ever. MIX ANY COMBINATION Layer multiple sounds together to create your perfect sleep environment. Save your favorite mixes and come back to them with one tap. SLEEP TIMER Set a timer and Deep Slumber fades everything out automatically — so you fall asleep to sound without draining your battery all night. SOUND CATEGORIES Nature Rain, Ocean Waves, Thunder, Campfire, Wind, Forest Stream, Waterfall, Crickets, Forest Birds, Cat Purring and more Ambient & White Noise White, Pink, Brown, Green and Blue Noise — plus Fan, Coffee Shop, Train Ride, Airplane Cabin, Vinyl Crackle, Wooden Ship and more Binaural Beats Delta, Theta, Alpha and Gamma waves — engineered to guide your brain into deep, restful sleep Solfeggio Frequencies 174 Hz · 285 Hz · 396 Hz · 417 Hz · 432 Hz · 528 Hz · 639 Hz · 741 Hz · 852 Hz · 963 Hz Meditation & Healing Tibetan Bowl, Deep Drone, Wind Chimes, Music Box and more NO SUBSCRIPTION. EVER. Pay once, own it forever. No ads, no monthly fees, no upsells. 100% OFFLINE Every sound works without an internet connection. Your sleep doesn't depend on your WiFi.

Screenshots

Apollo Neuro4 screens
Deep Slumber4 screens

Verdict

The call

The clearest difference is chart position: Apollo Neuro at #170 against Deep Slumber's unranked. Deep Slumber's advantage is iOS requirement (13.0 vs 15.0). 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. Apollo Neuro sells 3 in-app purchases, starting at $89.99 per year and Deep Slumber sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Scorecard2 real differences · 9 level
Apollo Neuro versus Deep Slumber: the parameters behind the verdict, then further details
ParameterApollo NeuroDeep Slumber
PriceFreeFree
Rating4.5 (1.9K ratings) — better—
Positive reviews62.2% of reviews—
Number of ratings1.9K — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
Best chart rank#170 — better—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size650 MB535 MB
Age rating4+4+
DeveloperApollo NeuroRyan Roberts

Bugs and requests

Apollo Neuro

Reported bugs

4 issues
  • Scheduled sessions not always starting as planned
  • Bluetooth connectivity issues and device not pairing properly
  • App crashes, freezes, and general instability
  • Usage data not tracking accurately in the app

Requested features

5 requests
  • Apple Watch integration for easier control
  • More customization options for schedules and modes
  • Longer duration for programs and vibration patterns
  • Improved sleep tracking and integration with other health apps
  • Ability to use device without the app

Deep Slumber

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Apollo Neuro

Subscriptions3
  • Sessions Premium (Yearly)7 Days trial$89.991 Year
  • SmartVibes One Year1 Month trial$99.991 Year
  • Apollo Pro - Yearly$159.991 Year
1 purchases

Deep Slumber

One-time1
  • Deep Slumber Pro$1.99

Questions

Is Apollo Neuro free?
Apollo Neuro is free to download, with in-app purchases available.
Is Deep Slumber free?
Deep Slumber is free to download, with in-app purchases available.
Do Apollo Neuro or Deep Slumber have ads?
Neither Apollo Neuro nor Deep Slumber shows ads.

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