Beijing Free Calculator Technology Co., Ltd.

Running - running tracker

running app & no ads 

Running - running tracker

running app & no ads 

Paste Keyboard for iPhone

No ads & Auto Paste Keyboard

To do list - No ads checklist

To-do list & Task manager

Accounting - No ads

money manager & quickbooks

Fonts for iPhones and iPad

No ad & Fonts Keyboard & Font

Sudoku - No ads

sudoku solver & sudoku classic

Coloring book - No ads

Coloring book for adults

Flip clock - no ads

Digital Clock&Nightstand clock

Calculator with History +

No ads & Scientific calculator

Calculator for iPad +

Scientific Calculator & Calc

Running - running tracker

running app & no ads