Calculator - Simple & Stylish

Memo Pad - Simple Note Pad

Simple & Stylish NotePad

Timer - Stopwatch Plus

Kitchen timer & Stopwatch

Calculator Time Attack - Calculator Typing Game

Family

Secret Timer Hide your photos

Photo & Video

QRCode Simple QR Code Scanner

QR Code Reader - Barcode Scan

Cute mouse calculator

History is displayed

Easy and Simple Calendar

Simple and stylish Calendar

Baby Book - Baby Tracker

Breastfeeding Timer

ThreeTimer - Stopwatch.Timer.Round timer

Utilities

PandaCalc

Productivity

KumamonCalc

Productivity

Simple Calculator Pro

A calculator app is useful