Ziro: Binary Clock & Focus

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Everyone
10+
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Content rating
Everyone
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About this app

Looking for a free Pomodoro timer with built-in white noise? Ziro is a Pomodoro timer, white noise app and binary clock in one — a minimalist focus app for deep work, study, sleep and meditation.

A POMODORO TIMER FOR DEEP WORK AND STUDY
Ziro is a clean, distraction-free Pomodoro timer for studying, coding and deep work sessions. Pick a work interval and a break interval — 25/5, 50/10 or your own — and start. Each Pomodoro session pairs with built-in white noise, so focus blocks arrive with a soundtrack. Use Ziro as a study timer for school, a work timer for deep work, or a tomato timer for quick concentration sprints.

WHITE NOISE FOR SLEEP, STUDY AND FOCUS
Ziro doubles as a full white noise app with brown noise, pink noise, rain sounds and ambient hum. Use white noise for sleep at bedtime, brown noise for deep focus, pink noise for studying, or rain sounds for a calmer meditation. Every sound loops cleanly offline — no buffering, no internet required.

A BINARY CLOCK FOR THE TECH CURIOUS
At its heart, Ziro is a binary clock — a minimalist clock that tells time in zeros and ones. Each column of dots is a digit; each dot is a power of two. The binary clock turns time-of-day into the same language your computer speaks, making it a conversation piece for developers, programmers, engineers, students and anyone who likes their gadgets a little more geek.

A FRIENDLY WAY TO LEARN BINARY
Ziro doubles as a tiny lesson in how computers actually count. Watching the dots light up and reset teaches place value and powers of two more naturally than a textbook diagram. It is handy for students learning binary numbers for the first time, parents looking for a simple computer science explainer for kids, teachers wanting a visual aid, or anyone brushing up before a coding interview. There are no quizzes and no lessons to complete, just a clock that happens to explain itself.

FEATURES
• Pomodoro timer with custom work and break intervals
• White noise, pink noise and brown noise
• Rain, wind and ambient sounds for focus
• Binary clock display — a minimalist clock for desk or nightstand
• Focus timer for deep work and concentration
• Study timer for students and remote workers
• Sleep sounds and bedtime ambient
• Meditation and mindfulness companion
• Works completely offline — no internet needed
• Free forever, no ads, no subscriptions, no paywalls
• Designed as a small digital art project
• Optional donations keep Ziro independent

Ziro is free to download.
Binary clock, white noise, and meditation sounds — minimalist art for focus.
Updated on
Aug 29, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, App activity and 2 others
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

Initial internal build for Ziro v1.0.0.
- Binary clock with white noise
- Unified Timer (work / break, optional loop)
- Onboarding flow
- Support Ziro donation flow
Content rating
Everyone
In-App Purchases
Learn more

App support

About the developer
Innolope LLC
support@innolope.com
8 The Grn Ste A Dover, DE 19901-3618 United States
+1 209-209-9755

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