Memento Mori - 死を想え
Visualize your remaining time
About
This app visualizes your remaining time with real-time countdowns of days and hours. It offers features like a life progress bar, week grids, and daily reminders to encourage living each moment fully. All data is stored locally for privacy.
What's New in Memento Mori
2.1.0
July 15, 2026
v2.1.0 — A more accurate measure of your remaining time. Final day estimates are now based on the average remaining life expectancy for your current age (Japan's 2024 Abridged Life Tables, Ministry of Health, Labour and Welfare), rather than a fixed average lifespan at birth. Because it accounts for the years you have already lived, the estimate becomes more accurate — especially later in life. · Male/female presets now use remaining life expectancy at your current age · Editing your birth date now offers to recalculate your final day · Your existing final day will never change on its own A slightly truer number to sit with.
MoreFAQ
What is Memento Mori?
Memento Mori is a lifestyle app designed to visualize your remaining time. It provides real-time countdowns of days and hours, a life progress bar, and various visual aids to encourage living each moment to the fullest.
How does Memento Mori calculate remaining life?
The app uses reference values based on average remaining life expectancy for your current age, drawing from Japan's 2024 Abridged Life Tables. You also have the option to set your own specific date.
Is my data private with Memento Mori?
Yes, all data is stored locally on your device. Memento Mori prioritizes user privacy, ensuring that none of your personal information is ever sent to external servers.
What devices does Memento Mori support?
Memento Mori is available for iPhone and iPad devices, indicated by its support for iOS platforms.
How often is Memento Mori updated?
The latest version, 2.1.0, was released on July 15, 2026, suggesting regular updates to improve functionality and user experience.
What languages does Memento Mori support?
Memento Mori offers support in both Japanese and English, making it accessible to a wider range of users.
Does Memento Mori have ads?
No, Memento Mori is ad-free. This allows for an uninterrupted and focused experience as you track your remaining time.
What is the age rating for Memento Mori?
Memento Mori has an age rating of 4+, meaning it is suitable for users of all ages.
