Comparison

Anniversary Calendar vs JIKAN

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Anniversary Calendar

Features
Read full description

機能はとてもシンプル - 記念日カウントアップ機能 - 記念日から好きな日数前に通知 この二つだけです。 記念日を忘れないだけでなく、 誕生日から10000日の記念日 付き合い始めた日から1000日の記念日といった 数えにくい記念日も確認可能です。

About

JIKAN

Features
Read full description

JIKAN is an app that counts down the days to your future events and counts up the time elapsed since your past milestones. Easily check at a glance how many days remain until your most important anniversaries or the day you achieve your goals. The name "JIKAN"—the Japanese word for "Time"—was chosen to reflect our mission: to help you cherish your life and make every passing moment count. Key Features: Event Countdown: Displays the time remaining until your next big event in days, hours, minutes, and seconds. Customization: Personalize your experience by setting your favorite photos as event backgrounds. Past Event Tracker (Count-up): See exactly how much time has passed since a completed event or a special memory. Life Timer: By simply entering your birthday, visualize how much time remains in your journey (calculated up to age 80). Smart Notifications: Receive regular push notifications to stay updated and inspired as your events approach. Widget: View your event at a glance Whether you’re looking for a new Countdown Buddy to track life’s milestones or a reliable Days Since counter for your achievements, JIKAN is the perfect alternative to apps. More than just a simple Countdown Timer, JIKAN allows you to visualize your life and goals in a meaningful way. With our sleek Countdown function, Experience the best Countdown and Countdown app designed to help you cherish every second. EULA: https://docs.google.com/document/d/1RBaAwpSUdgqp9WJeQG_KD3xbsNLa0MTkrOoJC1jCdBM/edit?usp=sharing

Screenshots

Anniversary Calendar2 screens
JIKAN4 screens

Verdict

The call

The clearest difference is in-app purchases: Anniversary Calendar at none against JIKAN's 3. Anniversary Calendar also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.0). JIKAN's advantage is update cadence (every 5 weeks vs every 8 months). On price and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. JIKAN sells 3 in-app purchases, starting at $4.99 per month. Anniversary Calendar asks for nothing beyond the download.

UpkeepUpdate frequency

Anniversary Calendar ships an update every 8 months, JIKAN every 5 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard4 real differences · 2 level
Anniversary Calendar versus JIKAN: the parameters behind the verdict, then further details
ParameterAnniversary CalendarJIKAN
PriceFreeFree
Update frequencyEvery 8 monthsEvery 5 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better15.0
Further details — not scored
Size51 MB69 MB
Age rating4+4+
DeveloperNaoki NakamichiYosuke Ogata

In-app purchases

None

Anniversary Calendar

No in-app purchases

3 purchases

JIKAN

Subscriptions2
  • 【Monthly】Premium$4.991 Month
  • 【Annual】Premium$29.991 Year
One-time1
  • 【Life Time】Premium$29.99

Questions

Is Anniversary Calendar free?
Anniversary Calendar is free to download, with no in-app purchases.
Is JIKAN free?
JIKAN is free to download, with in-app purchases available.
Do Anniversary Calendar or JIKAN have ads?
JIKAN shows ads; Anniversary Calendar does not.
Which is updated more often, Anniversary Calendar or JIKAN?
Anniversary Calendar ships an update every 8 months, and JIKAN every 5 weeks. Most recently, Anniversary Calendar was updated on October 30, 2026 and JIKAN on October 28, 2026.

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