Best apps like 年齢計算機(何歳児クラス対応)

Whether you want more options like 年齢計算機(何歳児クラス対応) or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to 年齢計算機(何歳児クラス対応)

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Birthday Management Calculator by SHIGETO TAKAGI

Days from Birthday to Today

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Birthday Management Calculator screenshot 1

Easily track birthdays for up to five people. Get details like the day of the week, constellation, and age. Set event reminders and sync them to your calendar.

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Never forget a birthday again! This app helps you track the ages of your loved ones and reminds you of upcoming celebrations. It even displays the person's current age directly on your homescreen icon.

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Organize event timelines with this user-friendly app. Create detailed schedules for multiple tracks, visualize event flow, and export to various formats. Customize the look and feel to match your event's style.

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Calculate full ageCalculate counting yearDisplay elapsed days

Easily calculate your exact age, including full years and days elapsed since birth. It also shows days remaining until your next birthday and can store age information for multiple individuals. Ideal for quick age verification and personal tracking.

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Unlimited birthday remindersEdit or delete remindersSort birthdays by days left

Never forget a loved one's special day with this user-friendly birthday tracking app. It allows unlimited reminders, displays age and zodiac signs, and provides countdowns. Customize with themes and receive timely notifications.

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Days since birth counterCalculate future datesCalculate past dates

Track the exact number of days you've been alive since birth. This app also offers tools to calculate future or past dates and visualize the passage of time through seasonal screen designs and custom wallpapers.

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