Resources

Sleep better with Slo

Guides, comparisons, and science behind better sleep.

4 Breathing Exercises for Sleep: 4-7-8, Box Breathing & Cyclic Sighing (2026)

Fall asleep faster with four science-backed breathing techniques — the physiological sigh, 4-7-8, box breathing, and belly breathing. Exact steps, timing, and common mistakes.

Article

The Huberman Sleep Routine, Explained Simply (2026)

A plain-English summary of Andrew Huberman's publicly shared sleep toolkit — morning sunlight, caffeine timing, cool bedrooms, NSDR, the physiological sigh — with an honest look at the evidence.

Best Apps

7 Best Noisli Alternatives in 2026 (Android & Mac Included)

Noisli killed its Android app in 2023 and never shipped a Mac app. These 7 Noisli alternatives cover every platform — free options, one-time purchases, and full sound mixers.

Article

NSDR (Non-Sleep Deep Rest): The Complete Beginner's Guide (2026)

What NSDR is, what a session feels like, and how it differs from napping and meditation. A practical, honest beginner's guide to Non-Sleep Deep Rest and the sounds that pair with it.

Article

Benefits of Nature Sounds for Relaxation and Sleep

Discover how nature sounds reduce stress, improve relaxation, and enhance sleep quality. Explore the science behind birdsong, rain, and ocean waves.

Best Apps

Best Free White Noise Apps in 2026

Find the best free white noise and ambient sound apps in 2026. Compare top-rated options with no subscription required for better sleep and focus.

Sound Science

Best Sounds for Studying: A Student's Guide

Find the ideal background sounds for studying with research-backed recommendations. Learn which noise types boost concentration and memory retention.

Guide

How to Use Sound Mixing for Deep Relaxation

Learn how to combine multiple ambient sounds for deep relaxation. Master layering techniques, volume balancing, and custom mix creation for sleep and focus.

Best Apps

Best Sound Mixing Apps in 2026

Compare the best apps for creating custom sound mixes. Layer sounds, adjust volumes, and create your perfect soundscape.

Article

How Sound Affects Sleep Quality: What the Science Shows (2026)

How noise disrupts sleep cycles, why sound masking works, and how pink noise can deepen slow-wave sleep — a plain-English tour of the sleep sound research.

Article

Complete Guide to Noise Colors: White, Pink, Brown, and Beyond

Understand all noise colors from white to violet and beyond. Learn the science, frequency characteristics, and best uses for sleep, focus, and relaxation.

Guide

How to Create the Perfect Sleep Soundscape

Follow this step-by-step guide to create a personalized sleep soundscape. Learn how to layer ambient sounds and set timers for deeper, uninterrupted rest.

Sound Science

The 7 Best Focus Sounds, Ranked by Research (2026)

Brown noise, white noise, coffee shop ambience, lo-fi and more — which focus sounds actually work? Research-backed rankings, plus the best sound for every task type.

Comparison

Slo vs Portal: Immersive Sound Apps Compared (2026)

Compare Slo and Portal side by side. Features, pricing, platforms, and immersive capabilities for both ambient sound apps.

Best Apps

Best Focus Sound Apps in 2026

Find the best focus and concentration sound apps in 2026. Compare features, pricing, and productivity benefits to choose the right app for deep work.

Comparison

Noizio vs Slo (2026): Sounds, Pricing & What Noizio Lacks

Noizio review and comparison for 2026: 40+ sounds, Apple-first (iOS and Mac), one-time pricing. See how it stacks up against Slo's 70+ sound library on iOS, Android, and Mac.

Guide

How to Fall Asleep Faster with Ambient Sounds

Use evidence-based ambient sound techniques to fall asleep faster tonight. Practical tips on sound selection, volume levels, and bedtime sound routines.

Comparison

Slo vs Brain.fm: Focus Sound Apps Compared (2026)

Compare Slo and Brain.fm side by side in 2026. See how focus technology, sound libraries, pricing, and platforms differ to pick the best app for deep work.

Sound Science

6 Best Sounds for Deep Sleep, According to Sleep Research (2026)

Brown noise, rain, ocean waves, pink noise — which sounds actually promote deep sleep? Rankings, ideal volume levels, and ready-made sleep mixes that work.

Comparison

Slo vs Endel: AI Sound Apps Compared (2026)

Compare Slo and Endel side by side in 2026. See how AI sound generation, pricing, platforms, and customization options differ for sleep and focus use cases.

Article

Why White Noise Helps You Sleep Better

Learn the science behind white noise and sleep. How white noise masks sounds, promotes relaxation, and improves sleep quality.

Comparison

Slo vs myNoise: Sound Generator Apps Compared (2026)

Compare Slo and myNoise side by side. Features, pricing, platforms, and sound customization for both ambient sound apps.

Best Apps

Best Sleep Sound Apps in 2026

Compare the top sleep sound apps of 2026 with detailed breakdowns of features, pricing, and sound libraries to find the best app for your sleep needs.

Comparison

Slo vs Dark Noise: Premium Noise Apps Compared (2026)

Compare Slo and Dark Noise side by side. Features, pricing, platforms, and Apple ecosystem integration for both noise apps.

Guide

How to Use Brown Noise for Better Sleep

A step-by-step guide to using brown noise for improved sleep quality. Timer settings, volume levels, and best practices.

Comparison

Slo vs White Noise: Sound Machine Apps Compared (2026)

Compare Slo and White Noise by TMSOFT side by side. Features, pricing, platforms, and sound libraries for both ambient noise apps.

Sound Science

Brown Noise vs White Noise vs Pink Noise: Complete Guide

Understand the differences between brown, white, and pink noise. Learn which color of noise is best for sleep, focus, and relaxation.

Comparison

Noisli in 2026: Android App Gone — Slo vs Noisli Compared

Noisli discontinued its Android app in 2023 and has no Mac app. See how Noisli compares to Slo in 2026 — sound libraries, pricing, platforms — and which one still fits your setup.

Article

The Science Behind Brown Noise for Sleep

Explore the science of brown noise and why its deep, low-frequency rumble promotes better sleep. Learn about the research, brain effects, and practical tips.

Comparison

Slo vs BetterSleep: Sound Mixing Apps Compared (2026)

Compare Slo and BetterSleep side by side. Features, pricing, sound libraries, and mixing capabilities for both sleep sound apps.

Best Apps

8 Best White Noise Apps of 2026, Tested (Free & Paid)

We compared 8 white noise apps on sound quality, mixing, pricing, and platform support. See which free and paid apps are worth downloading in 2026.

Comparison

Slo vs Headspace: Sound & Sleep App Comparison (2026)

Compare Slo and Headspace side by side. Features, pricing, platforms, and content libraries for both sleep and wellness apps.

Best Apps

Best Brown Noise Apps in 2026

Find the best apps for brown noise in 2026. Compare features, sound quality, and pricing across top brown noise generators.

Comparison

Slo vs Calm: Sleep Sound App Comparison (2026)

Compare Slo and Calm side by side in 2026. See how features, pricing, sound libraries, and sleep tools stack up to find the best app for your routine.