Comparison

JAPANカレンダー vs Days Left

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

Head to head
About

JAPANカレンダー

Features
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シンプルで見やすい、日本向けカレンダーアプリです。 日付や情報を分かりやすく表示することを重視し、初めての方でも迷わず利用できます。複雑な設定は必要ありません。 主な特徴: ・シンプルな表示 必要な情報をすっきりと確認できる、分かりやすいデザインです。 ・ホーム画面ウィジェット対応 ホーム画面からカレンダーを直接確認でき、すばやく日付をチェックできます。 ・日本の祝日を収録 日本の祝日をあらかじめ表示。追加設定なしで確認できます。 ・六曜を毎日表示 先勝・友引・先負・仏滅・大安・赤口を毎日表示し、日取りの参考として利用できます。 ・元号表示に対応 令和などの元号表記に対応し、西暦とあわせて日付を確認できます。 日常の確認に適した、実用性を重視したカレンダーアプリです。

About

Days Left

Features
Read full description

Your next big day, at a glance. Turn your Apple Calendar events into Home Screen countdowns. Days Left automatically reads events from the built-in Calendar app on your iPhone or iPad and shows the days, hours, or minutes remaining in a widget. Keep adding and editing plans in Apple Calendar. There is no need to enter the same event twice. COUNT DOWN ON YOUR HOME SCREEN Trips, birthdays, concerts, exams, and deadlines: see what's coming up without opening the app. As an event approaches, the countdown switches to hours or minutes. AUTOMATICALLY SYNC FROM APPLE CALENDAR Allow calendar access to read your existing events. Choose the calendars you want to include, whether for work, family, or personal plans. Set the look-ahead period to 1, 2, 3, or 5 years. CHOOSE A VIEW THAT FITS Use small and medium list widgets, or Big Countdown to give one event a larger display. Choose the view that suits your plans and the space on your Home Screen. KEEP WHAT MATTERS AT THE TOP Pin an important event to prioritize it in your event list and widgets. Keep a trip or special date in sight, even when your calendar gets busy. SEE MORE PLANS WITH THE LARGE WIDGET Unlock the large list widget with a one-time in-app purchase. Small and medium widgets and Big Countdown are free. The number of visible events depends on widget size, event details, and text size. CHECK YOUR LOCK SCREEN, TOO Add Next Event, Large Countdown, or Two Events to your Lock Screen. On a compatible iPhone, use StandBy to display your clock and Big Countdown side by side while charging in landscape orientation. GET HELP ADDING YOUR WIDGETS Explore size previews and illustrated guides for the Home Screen, Lock Screen, and StandBy. You can also unlock the large widget or restore your purchase from the widget guide. BEFORE YOU START • Calendar access is required to display your events. • Add and edit events in Apple Calendar. • StandBy requires a compatible iPhone. • Widget updates are managed by iOS and iPadOS, so calendar changes may take time to appear. Open Days Left and sync to load the latest events. • Available in English and Japanese. Event and calendar names appear as you entered them.

Screenshots

JAPANカレンダー3 screens
Days Left4 screens

Verdict

The call

The clearest difference is in-app purchases: JAPANカレンダー at none against Days Left's 1. On price, ads, device support and iOS requirement 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. Days Left sells 1 one-off in-app purchase. JAPANカレンダー asks for nothing beyond the download.

Scorecard1 real difference · 5 level
JAPANカレンダー versus Days Left: the parameters behind the verdict, then further details
ParameterJAPANカレンダーDays Left
PriceFreeFree
Update frequency—Every 8 days
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.1 — better26.2
Further details — not scored
Size5 MB4 MB
Age rating4+4+
DeveloperHelmertz Technologies ABNaoki Hotta

In-app purchases

None

JAPANカレンダー

No in-app purchases

1 purchases

Days Left

One-time1
  • 大ウィジェット$0.99

Questions

Is JAPANカレンダー free?
JAPANカレンダー is free to download, with no in-app purchases.
Is Days Left free?
Days Left is free to download, with in-app purchases available.
Do JAPANカレンダー or Days Left have ads?
Neither JAPANカレンダー nor Days Left shows ads.

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