On-Time Calculator

Yuen Jing Liu Productivity iPhoneiPadiPod touch

On-Time Calculator is a free Productivity app for iPhone and iPad by Yuen Jing Liu. Rated 5.0/5 from 3 ratings. Requires iOS 15.1. Updated May 14, 2026.

Rating: 5.0; 3 ratings
Price: Free; on the App Store
Size: 33 MB; Age 4+
Updated: May 14; 2026 · v1.0

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About On-Time Calculator

Never be late again! On Time Calculator helps you figure out exactly when to set your alarm based on your morning routine. Simply enter: - How long it takes you to get ready - Your commute time - Extra buffer time for unexpected delays - Your appointment or event time The app instantly calculates the perfect alarm time for you! Perfect for: - Morning commuters - People with important meetings - Anyone who struggles with punctuality - Students and professionals Features: - Simple, intuitive interface - Easy 12-hour time selection - Quick alarm time calculation - Copy time to clipboard - Beautiful starry night design Stop doing the math in your head - let On Time Calculator help you start your day on time, every time!

App privacy

The developer, Yuen Jing Liu, reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

App details

On-Time Calculator is a free Productivity app for iPhone, iPad and iPod touch, developed by Yuen Jing Liu. It is rated 5.0 out of 5 from 3 ratings on the App Store, requires iOS 15.1 or later and is 33 MB to download. It was first released on May 13, 2026 and last updated on May 14, 2026.

Category: Productivity
Rating: 5.0 / 5 (3 ratings)
Price: Free
Version: 1.0
Size: 33 MB
Requires: iOS 15.1 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English
Age rating: 4+
Released: May 13, 2026
Last updated: May 14, 2026
Developer: Yuen Jing Liu

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Alternatives to On-Time Calculator

Looking for apps like On-Time Calculator? Here are 6 similar apps on the App Store. The highest rated is Asterex: Password Manager (4.9/5), and all 6 are free to download.

On-Time Calculator vs. alternatives
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On-Time Calculator	5.0 / 5 (3 ratings)	Free	May 14, 2026
UseFlo: Daily Goal Planner	–	Free	Oct 9, 2026	Compare
Time Duration Calc: Age Calc	–	Free	Apr 22, 2026	Compare
Asterex: Password Manager	4.9 / 5 (7)	Free	Oct 10, 2026	Compare
Dpart - Time to Leave Alerts	4.7 / 5 (7)	Free	Aug 28, 2026	Compare
Time:Calc+	3.0 / 5 (2)	Free	Sep 10, 2026	Compare
OnTimer: Calendar Alarm	4.7 / 5 (23)	Free	Oct 16, 2026	Compare

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