Comparison

ポケット手帳 vs Day

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

Head to head
About

ポケット手帳

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ポケットに入れられる手帳です。

About

Day

Features
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Never miss a special moment again! This is a simple and intuitive countdown app that lets you see exactly how many days are left until your loved ones' birthdays and important anniversaries. ■ Recommended for: People who want to celebrate friends and family in a special way. Anyone managing wedding anniversaries, graduations, or school events. Those who want to keep track of upcoming milestones at a glance. ■ Main Features [Countdown Display] View remaining days in a large, clear list. For past events, the app automatically calculates the countdown to the next occurrence. [Smart Notifications] Set alerts for the day of, the day before, 3 days, or 7 days in advance. Customize the notification time to suit your schedule. [Widget Support] Check your countdowns right from your Home Screen. Supports Small, Medium, and Large sizes, as well as Lock Screen widgets. [Birthday Insights] Automatically displays Zodiac signs and constellations. It also includes unique features like Japanese traditional "Yakudoshi" (unlucky years) and longevity milestones (60th, 70th birthdays, etc.). [CSV Import] Register multiple events at once using CSV files. Save time and avoid manual entry. [Customization] Personalize your app with various theme colors and custom icons for each event. [Other Features] Sorting options (By remaining days or registration date) Search function to find events instantly Elapsed time display (Years/Months/Days since the event) Flexible display: Switch to "Years & Days" for events more than a year away. ■ Premium Features (One-time Purchase) Zodiac & Constellation display Traditional Milestones (Yakudoshi/Longevity) Custom Theme Colors All basic features are available for free. * Screenshots are created with AI and may differ from the actual app.

Screenshots

ポケット手帳3 screens
Day4 screens

Verdict

The call

The clearest difference is in-app purchases: ポケット手帳 at none against Day's 1. ポケット手帳 also leads on iOS requirement (16.0 vs 18.5). Day's advantage is update cadence (every 3 days vs weekly). On price, ads 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. Day sells 1 one-off in-app purchase. ポケット手帳 asks for nothing beyond the download.

UpkeepUpdate frequency

ポケット手帳 ships an update weekly, Day every 3 days. The most recent releases landed on September 15, 2026 and September 20, 2026 respectively.

Scorecard3 real differences · 3 level
ポケット手帳 versus Day: the parameters behind the verdict, then further details
Parameterポケット手帳Day
PriceFreeFree
Update frequencyWeeklyEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhoneiPhone
Requires iOS16.0 — better18.5
Further details — not scored
Size21 MB2 MB
Age rating4+4+
DeveloperKento TakiseKentaro Shirai

In-app purchases

None

ポケット手帳

No in-app purchases

1 purchases

Day

One-time1
  • Day-Count Premium$0.99

Questions

Is ポケット手帳 free?
ポケット手帳 is free to download, with no in-app purchases.
Is Day free?
Day is free to download, with in-app purchases available.
Do ポケット手帳 or Day have ads?
Neither ポケット手帳 nor Day shows ads.
Which is updated more often, ポケット手帳 or Day?
ポケット手帳 ships an update weekly, and Day every 3 days. Most recently, ポケット手帳 was updated on September 15, 2026 and Day on September 20, 2026.

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