Comparison

D vs Simple D

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

Head to head
About

D

Easily track important dates and countdown to special events. Calculate the days remaining until anniversaries, birthdays, or any significant milestone. Never forget a special occasion again with this simple event reminder.

Highlights
  • Countdown to anniversaries
  • Track birthday countdowns
  • Calculate days until events
  • Remember special occasions
  • Personal event tracking
Features
Read full description

D-Day Counter Do you want to remember your anniversary is 100 days? Was this a few days you met your boyfriend? How much is left of your birthday? How many days are left for your anniversary? Met your lover and D + 200 Olympic D-100 Remember a couple apps anniversary of D-Day. Try App D-Day application.

About

Simple D

Features
Read full description

Hello, I'm happy to introduce a lightweight and easy-to-use D-Day app. * Countdowns Set the time for your D-Day and easily check the remaining or elapsed time. The time is calculated and displayed in multiple formats (months, weeks, days, hours, etc.). * Anniversaries Set anniversaries and check dates related to your D-Day. You can also use it like a date calculator. * Memos You can create memos related to your D-Days. The date and time are recorded with your memos. It is recommended when you want to keep tracking on your schedules, or keep the records of them. * Notifications Schedule notifications for your D-Days. You can schedule multiple reminders and write whatever message you'd like. You'll receive push notifications at your set times. Thank you. Developer Contact: kim.beeefriends@gmail.com

Screenshots

D2 screens
Simple D4 screens

Verdict

The call

The clearest difference is in-app purchases: D at none against Simple D's 1. D also leads on iOS requirement (13.0 vs 15.0). Simple D's advantage is update cadence (every 3 weeks vs every 4 months). 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. Simple D sells 1 one-off in-app purchase. D asks for nothing beyond the download.

UpkeepUpdate frequency

D ships an update every 4 months, Simple D every 3 weeks. The most recent releases landed on August 15, 2026 and August 13, 2026 respectively.

Scorecard3 real differences · 7 level
D versus Simple D: the parameters behind the verdict, then further details
ParameterDSimple D
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews60.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 4 monthsEvery 3 weeks — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size6 MB48 MB
Age rating4+4+
DeveloperEONSOFTbeeefriends

In-app purchases

None

D

No in-app purchases

1 purchases

Simple D

One-time1
  • Remove ads$6.99

Questions

Is D free?
D is free to download, with no in-app purchases.
Is Simple D free?
Simple D is free to download, with in-app purchases available.
Do D or Simple D have ads?
Both D and Simple D show ads.
Which is updated more often, D or Simple D?
D ships an update every 4 months, and Simple D every 3 weeks. Most recently, D was updated on August 15, 2026 and Simple D on August 13, 2026.

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