Comparison

Calm Timer vs brain

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

Head to head
About

Calm Timer

Find inner peace with ambient nature sounds and customizable timers. Boost productivity, aid sleep, or use as a meditation timer. Features guided breathing and seamless audio loops for a serene experience.

Highlights
  • High-quality nature sounds (rain, forest, ocean)
  • Customizable meditation timers
  • Guided breathing exercises
  • Seamless audio loops
  • Background playback
  • Minimalist design
Features
Read full description

Experience Peace in Every Second Find your inner stillness with Calm Timer - Nature Sounds. Whether you are struggling with a busy mind at night, looking for ambient sounds to boost productivity, or need a quick meditation timer during a hectic day, our app is designed to bring the serenity of the outdoors directly to you. Pure Nature, Your Way Choose from a curated library of high-quality relaxing sounds and nature sounds including: * Rain sounds: From light drizzles to rhythmic thunderstorms. * Forest & Wind: The gentle rustle of leaves and woodland atmosphere. * Ocean Waves: The calming ebb and flow of the tide. * Fire & Stream: The crackle of a cozy hearth or a bubbling mountain brook. Customizable Timers Tailor your session to fit your schedule. Select from quick presets or set your own meditation timer: * 5, 10, 15, or 20 minutes for a quick reset. * Custom durations for deep work or overnight sleep. Breathe & Reset Need extra help finding your center? Toggle our guided breathing feature. Sync your breath with the visual and audio cues to lower your heart rate and reduce stress instantly. It’s the perfect companion for meditation music or simple silence. Why Calm Timer? * Seamless Loops: No gaps, just continuous relaxing audio. * Background Play: Keep the nature sounds running while you use other apps. * Minimalist Design: No clutter—just you and the sounds of the world.

About

brain

Features
Read full description

Are you feeling foggy from too many short videos? brain-detox helps you recover from brainrot — the mental fatigue caused by excessive short-form video consumption. Your AI partner suggests daily actions tailored to your brain's current state. 4 AI Partner Types · Teacher: guides you with logic and learning · Counselor: supports you with empathy · Scientist: motivates you with data and evidence · Trainer: fires you up with energy Key Features · Brain Score (0–100) visualizes your mental state in real time · AI generates varied daily actions (breathing, reading, exercise & more) · Guided breathing exercises · Vibe Check tests (Color Swerve / Synapse Match / Focus Shield) to measure brain rot level · Score history and calendar to track your recovery · 14 achievement badges · Reminder notifications · Available in Japanese, English, and Thai Privacy First No personal information is collected. Uses Firebase anonymous authentication — no name, email, or location data is ever accessed.

Screenshots

Calm Timer4 screens
brain4 screens

Verdict

The call

The clearest difference is in-app purchases: brain at none against Calm Timer's 1. brain also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). On price 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. Calm Timer sells 1 one-off in-app purchase. brain asks for nothing beyond the download.

Scorecard3 real differences · 7 level
Calm Timer versus brain: the parameters behind the verdict, then further details
ParameterCalm Timerbrain
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyMonthly—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationAd-supported—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size38 MB117 MB
Age rating4+12+
DeveloperPlayful SoulsLeo Ikeda

In-app purchases

1 purchases

Calm Timer

One-time1
  • Remove Ads$4.99
None

brain

No in-app purchases

Questions

Is Calm Timer free?
Calm Timer is free to download, with in-app purchases available.
Is brain free?
brain is free to download, with no in-app purchases.
Do Calm Timer or brain have ads?
Calm Timer shows ads; brain does not.

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