ZzzBank

Inho Lee Health & Fitness iPhoneiPadiPod touch

ZzzBank is a free Health & Fitness app for iPhone and iPad by Inho Lee. Requires iOS 18.0. Updated November 19, 2025.

Price: Free; on the App Store
Size: 32 MB; Age 4+
Updated: Nov 19; 2025 · v1.3.0

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Screenshots

About ZzzBank

Track your sleep, borrow when needed, and repay with rest ▶ Borrow Sleep Too busy to rest? Borrow sleep to stay focused. ▶ Repay Sleep Pay back every hour you’ve borrowed. Tap the notification to check your updated sleep data. ▶ Sleep History View all your borrow and repay records. ▶ Meet Pebby Your buddy changes with your sleep status. Inspired by the “Sleep Bank” episode from the webtoon "Lee Mal-nyeon series". Special thanks for the inspiration.

What’s new

Version 1.3.0 · Updated November 19, 2025

What’s New: • Sleep battle results are now generated automatically with richer, more personalized insights. • You can now chat with your Midnight Chat assistant - ask questions, explore tips, and get helpful sleep guidance.

App privacy

The developer, Inho Lee, reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

App details

ZzzBank is a free Health & Fitness app for iPhone, iPad and iPod touch, developed by Inho Lee. It requires iOS 18.0 or later and is 32 MB to download. It was first released on April 1, 2025 and last updated on November 19, 2025.

Category: Health & Fitness
Price: Free
Version: 1.3.0
Size: 32 MB
Requires: iOS 18.0 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English
Age rating: 4+
Released: April 1, 2025
Last updated: November 19, 2025
Developer: Inho Lee

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Alternatives to ZzzBank

Looking for apps like ZzzBank? Here are 6 similar apps on the App Store. The highest rated is Slumbr: Sleep Analysis & Score (5.0/5), and 5 of the 6 are free to download.

ZzzBank vs. alternatives
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ZzzBank	–	Free	November 19, 2025
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