Comparison

Spatial Sleep vs Lift Eccentric

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

Head to head
About

Spatial Sleep

This science-backed app uses acoustic resonance harmonies, paired with a wearable headband, to help users fall asleep faster, stay asleep longer, and wake up refreshed. It offers drug-free, non-invasive sleep support and includes post-sleep breathwork and brain teaser games.

Highlights
  • Acoustic resonance harmonies for sleep
  • Wearable headband integration
  • Clinically proven sleep improvement
  • Drug-free and non-invasive
  • Personalized harmonies via machine learning
  • Post-sleep breathwork exercises
  • Brain teaser games for alertness
Features
Read full description

Sleep better, wake sharper — naturally. Discover Spatial Sleep: the science-backed app clinically proven to help you fall asleep faster, stay asleep longer, and wake up feeling refreshed. Pair with our innovative wearable headband to play gentle acoustic resonance harmonies that gently guide your brain into deep, restorative sleep. Created by a dream team of Stanford University Medical School physicians and technology industry leaders, Spatial Sleep is safe to use, drug-free, and non-invasive. Our innovation utilizes machine learning technology to compose acoustic resonance harmonies tailored to your unique physiology. In clinical studies, participants who used the band nightly over 4 weeks saw the strongest results with insomnia severity dropping by up to 50%. After a great night’s sleep with Spatial, start your day right with breathwork exercises designed exclusively for us by Yoga and Ayurveda experts, or play a brain teaser game to boost alertness and focus. No meds. No side effects. Just better nights and brighter mornings. Download Spatial Sleep and experience sleep — reimagined. Please consult your doctor before making any medical decisions. Any feedback? Contact us at hello@spatialsleep.com Additional information including the privacy policy, biometric notice and terms of use can be found at https://spatialsleep.com

About

Lift Eccentric

Features
Read full description

Eccentric is a training log that records every workout — on any equipment — and connects it to the rest of your life: your wearable's recovery data, your calendar, and your AI assistant. Plans, history and honest progress in one place. Built with first class support for the Voltra I smart cable trainer, and just as at home with barbells, dumbbells, machines, bands or bodyweight. RECORD EVERY WORKOUT • Check sets off as you train — your reps and load count toward volume and history immediately. • Import your Voltra export and measured velocity, power and range of motion replace the numbers you entered. • Log on any equipment: cable, barbell, dumbbell, machine, bands or bodyweight. CONNECT YOUR RECOVERY • Bring in sleep, HRV, readiness and resting heart rate from your wearable (Oura and more). • See how recovery lines up with your training PROGRESS YOU CAN TRUST • Personal bests and strength, velocity, power and volume over time PLAN YOUR WEEK • Lay out your training days and rest days. • Sync your plan straight to Apple or Google Calendar. TRAIN WITH A COACH • Share a plan with a coach or training partner. ASK YOUR AI ASSISTANT • Connect your training to an AI assistant to review sessions, adjust plans and answer questions in plain language. BUILT FOR ECCENTRIC OVERLOAD & BFR • Purpose-built for eccentric (lowering-phase) training and blood-flow-restriction (Kaatsu) work, treated as first-class training conditions rather than an afterthought. Start free — record your next session in seconds.

Screenshots

Spatial Sleep4 screens
Lift Eccentric4 screens

Verdict

The call

The clearest difference is iOS requirement: Lift Eccentric at 15.0 against Spatial Sleep's 17.6. 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. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
Spatial Sleep versus Lift Eccentric: the parameters behind the verdict, then further details
ParameterSpatial SleepLift Eccentric
PriceFreeFree
Rating4.6 (11 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings11 — better—
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size131 MB13 MB
Age rating4+4+
DeveloperSound Health Systems, Inc.ImpromptuPost LLC

In-app purchases

None

Spatial Sleep

No in-app purchases

None

Lift Eccentric

No in-app purchases

Questions

Is Spatial Sleep free?
Spatial Sleep is free to download, with no in-app purchases.
Is Lift Eccentric free?
Lift Eccentric is free to download, with no in-app purchases.
Do Spatial Sleep or Lift Eccentric have ads?
Neither Spatial Sleep nor Lift Eccentric shows ads.

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