Yonks – Day Counter for iOS and Android

A day counter app for past and future events, you would like to remember.

Latest
UpdateMarch 31, 2026
  • Ever wondered how many days have been passed since you were born 👶 or since you've been married 👰?
  • How many weeks are left until your next vacation 🏝 starts or a project must be finished 👨‍💻?
  • Are you counting the days since you've started your diet 🍏, daily workout 🏄‍♀️ or quit smoking 🚭?
  • How many hours until a highly anticipated movie 🦖 opens or the new awesome video game 🕹 will be released?

Yonks (British slang for "a long time" 🇬🇧) helps you to keep track of all of these dates and their notable milestones. 👌🏻 😌 🎉

Latest
UpdateMarch 31, 2026

★ ★ ★ ★ ★

The day counting app I've been looking for, for years!
– Keir Williams on ProductHunt
A really simple to use day counter app I've been waiting for – worth every penny.
– michsch on the App Store
I've tested at least a dozen
 day counters, none of which are as beautiful or as well thought out as Yonks.
– Josh Kay on ProductHunt
This is such an amazingly beautiful and intuitive app.
– Lindsey Harts on ProductHunt

Key Features

  • Yonks – Customizable counters

    ⚙️ Customizable counters

    Choose between counting minutes, hours, days, weeks, months or years and select a custom emoji and color for every counter.

  • Yonks – Sortable lists

    📋 Sortable lists

    Order your counters manually, alphabetically, increasing or decreasing by date or by color.

  • Yonks – Milestones

    🎯 Milestones

    See when a notable milestone occurs (e.g. "When is your 1000 day anniversary?") and add it to your calendar.

  • Yonks – Additional notes

    📝 Additional notes

    Need to remember more than just a date? No problem, just add a custom note to your counter.

  • Yonks – Suggestions

    💡 Suggestions

    Yonks has a growing list of popular counters from a variety of categories (holidays, sports, movies, games, …) for you to add with one tap.

  • Yonks – Custom date & time formats

    ⏰ Custom date & time formats

    Change the date, time and number formats according to your local or personal preferences.

Press Kit

Yonks Press Kit
Get all the key facts, screenshots and stories behind Yonks

Changelog

  • 1.3.2(March 31, 2026)
    A quick fix for Android users on the latest devices. 🤖
    • FIX: Fixed a layout issue on Android 15 and 16 where the top bar would overlap the counter list, making the first item unreachable 🐛
  • 1.3.1(October 17, 2025)
    A polish release with UI tweaks, clearer year formatting, improved OS compatibility, and a small iOS export/import fix. ✨
    • IMPROVEMENT: Increased emoji size in the emoji picker 📏
    • IMPROVEMENT: Years now show one decimal place when needed; whole years without decimals 🧮 (thx, Wayne)
    • IMPROVEMENT: Improved compatibility with new OS versions 📱
    • FIX: Prevented rare file storage issue when exporting/importing data on iOS 🛟 (thx, Matze)

Credits

Stefan Grund

Yonks is developed by Stefan Grund. He is the co-founder of Hypercode, a Digital Product Studio from Cologne, Germany, which focuses on creating high-quality web and mobile apps. He is @eay on Threads and Mastodon. Feel free to say hi! 🤘🏻