Super Simple D vs Instant D
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Super Simple D
Easily track important upcoming and past dates with customizable countdowns. Supports repeating events and home screen widgets for quick access. Back up your data with file export.
- Create countdown events quickly
- Support for repeating events
- List or sentence view options
- Customizable font size and sorting
- Home Screen widgets
- Data backup and restore
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Track the dates that matter most. Simple D-Day makes it easy to count down to upcoming events, keep track of passed dates, and stay on top of repeating schedules in one clean list. Key features: - Create countdown events in seconds - Support for yearly, monthly, and weekly repeats - Choose list view or sentence view - Customize font size, sorting, and filters - Show selected events in Home Screen widgets - Back up and restore your data with a file export From birthdays and anniversaries to launches, trips, and monthly reminders, Simple D-Day helps you keep important dates close.
Instant D
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No more complex and heavy apps! "Instant D-Day" focuses only on the essential features, making it the easiest and fastest way in the world to track your special days. Keep your precious moments alive right on your home screen so you never forget D-days for couples, exams, baby milestones, and more. Key Features โข Super Simple Setup: Add a D-day in just a few taps with a clean, intuitive, and clutter-free UI! โข Rich Customization: Personalize your notes with 36 adorable icons, diverse colors, custom fonts, and adjustable border thicknesses. โข Perfect Home Screen Widgets: Check everything at a glance whenever you turn on your phone. You can display multiple widgets, each tracking a different D-day. โข Fast Quick-Edit: Tap a widget on your home screen to launch the app and jump straight to the edit screen for that specific D-day. โข Full Dark Mode Support: Offers premium dark and light mode themes to keep your eyes comfortable, even at night. Start capturing your unforgettable moments right now with "Instant D-Day"!
Screenshots
Verdict
The clearest difference is in-app purchases: Instant D at none against Super Simple D's 1. Super Simple D's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Super Simple D sells 1 one-off in-app purchase. Instant D asks for nothing beyond the download.
Super Simple D ships an update weekly, Instant D every 5 days. Both last shipped on November 5, 2026.
| Parameter | Super Simple D | Instant D |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | โ |
| Update frequency | Weekly | Every 5 days โ better |
| Ads | No โ better | Yes |
| In-app purchases | Yes | No โ better |
| Monetization | Free with in-app purchases | โ |
| Devices | iPhone | iPhone, iPad โ better |
| Requires iOS | 17.0 | 17.0 |
| Further details โ not scored | ||
| Size | 26 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Techin Park | joonseo park |
In-app purchases
Super Simple D
- D-Day Premium$1.99
Instant D
No in-app purchases









