neCal vs Countdowns by DGR Labs

It is an app that displays the next event for each calendar set in the Calendar app. It supports widgets. You must have calendar access permission to use it.

Meet Countdowns — a calmer, more beautiful way to look forward. Designed with a minimalist, dark interface, Countdowns stays out of the way so your moments can stand out. Create countdowns for trips, birthdays, deadlines, holidays, and anything worth anticipating — and keep counting up after events pass. BEAUTIFUL BACKGROUNDS Choose a look for every countdown: your own photos, a built-in gallery, or custom colors—then let the countdown take center stage. WIDGETS THAT MATCH YOUR HOME SCREEN Keep your next milestone in view. Free includes small Home Screen widgets. Pro adds medium and large Home Screen widgets plus Lock Screen widgets. IMPORT FROM CALENDAR & CONTACTS Quickly create countdowns from events already on your calendar, or import birthdays directly from your contacts. SMART ALERTS Get notified at the right time. Set one alert per countdown for free, or upgrade to Pro to add multiple alerts for the same event (e.g., 1 week before, 1 day before, at event time, and more). IMMERSIVE LANDSCAPE MODE Rotate your phone for a pure black, full-screen countdown display—perfect on a desk, nightstand, or stand. SEAMLESS ICLOUD SYNC (INCLUDED) Your countdowns automatically sync across iPhone and iPad for any device signed in with your Apple ID. FREE TO DOWNLOAD Free includes up to 3 countdowns. Upgrade to Pro for unlimited countdowns, multiple alerts per countdown, and expanded widget options. One-time purchase.