Best Countdown Days alternatives: apps like Countdown Days: Events&Widgets

AllInOneCalculatorPro

Smart Calculator Toolkit

Free

This comprehensive toolkit offers a fast and powerful calculator for daily needs, students, professionals, and businesses. It includes basic, scientific, EMI, GST, and age calculators, along with a unit converter in a clean, modern interface.

Fast Notes Pro ,Memo and lists

Memo Taking Checklist Reminder

$1.99

This app offers a modern approach to note-taking and list creation, replacing traditional pen and paper. It utilizes intuitive gesture controls for managing tasks and reminders across your Apple devices.

Calc Engine

Custom graphing calculator

Free

A highly customizable calculator with advanced features like graphing, equation solving, and unit conversion. Design your own keyboards and functions to streamline your workflow across Apple devices.