iOS

Amidakuji

2020-05-14ver3.0
2017-10-14ver2.2
2017-04-21ver2.1
2016-08-06ver2.0
2016-04-30ver1.3
2016-02-09ver1.2
2016-01-22ver1.1
2015-11-17ver1.0
This app is Amidakuji(Ladder Lottery) that select a person in persons. You can hide and show ladder.
iOS

BMI Calculator

2017-04-21ver1.2
2016-02-09ver1.1
2015-09-08ver1.0
standard BMI calculator You can know the condition of your health, just input your height and weight.
iOS

Colored Tile

2020-05-21ver2.0
2017-04-21ver1.3
2016-02-13ver1.2
2015-08-12ver1.1
2015-08-05ver1.0
same colored tile pushing game First of all, push push push tiles.
iOS

Color Sense

2017-04-21ver1.2
2016-02-13ver1.1
2015-11-05ver1.0
This app tells your absolute color sense. Only, you select color that is like displayed color.
iOS

Couple Solitaire

2017-04-26ver1.2
2016-03-24ver1.1
2016-03-18ver1.0
standard Couple Solitaire trump game
iOS

Custom Calculator

2017-04-25ver1.1
2017-01-31ver1.0
It is a calculator that you can customize to your liking. You can freely change the background color and button size from the setting. In addition, you can change the arrangement and type of buttons.
iOS

the Dices

2017-11-03ver2.0
2017-04-21ver1.1
2016-04-06ver1.0
This app throws dices instead of you. You can change the number of dices.
iOSAndroid

Falling Block Puzzle Game

2017-01-17ver1.2
2017-01-13ver1.1
2017-01-11ver1.0
Falling Block Puzzle like Tetris!!!! This app is not official. But you should enjoy. It is very easy to operate.
iOS

Flash Arithmetic

2021-01-10ver1.9
2017-04-21ver1.8
2016-05-04ver1.7
2016-05-02ver1.6
2016-04-28ver1.5
2016-02-10ver1.4
2015-08-22ver1.3
2015-08-21ver1.2
2015-08-12ver1.1
2015-08-03ver1.0
standard Flash Mental Arithmetic app. You can choose the difficulty level that suits your abilities. Please take advantage of this app to mental arithmetic training or anti-aging.
iOS

Flash Arithmetic Custom

2021-01-16ver1.3
2017-04-25ver1.2
2016-02-10ver1.1
2015-09-21ver1.0
Flash Mental Arithmetic app that make setting to suit your skill You can set Numbers, Interval, Max number and Min number. Please take advantage of this app to mental arithmetic training or anti-aging.
iOS

Flash Memories

2017-04-25ver1.3
2016-02-13ver1.2
2015-08-18ver1.1
2015-08-11ver1.0
app for training flash memory. Only touch displayed symbols in order. Please take advantage of this app to mental arithmetic training, anti-aging or dementia inspection.
iOS

HTTP Tester

2017-06-25ver1.0
Test a http(s) GET, POST, ... request and its response.
iOS

Kaibun Generator

2017-04-25ver1.2
2016-02-13ver1.1
2015-08-10ver1.0
A palindrome (KAIBUN) is made automatically from the input character. Let's share a completed palindrome in Twitter!
iOS

Kakuro

2017-04-25ver1.1
2016-06-17ver1.0
Pencil Puzzle app. This puzzle is commonly known as Kakuro. Puzzle board is generated automatically.
iOS

Kancolle Timer

2017-04-25ver1.2
2016-08-11ver1.1
2016-08-09ver1.0
Kancolle Timer app Kancolle (Kantai Collection) is Japanese web game. You can use timers for expedition, dock (repair) and construction in app.
iOS

Life Clock

2017-04-25ver1.2
2016-02-09ver1.1
2015-08-10ver1.0
If your life is a day, what time is it now?
iOS

Life Simulation Game

2017-04-25ver1.1
2016-06-11ver1.0
simple Life Simulation Game Game of Life is simulation game of birth, evolution and selection process model of life. This is a famous example of cellular automaton.
iOS

Lucky Clover Solitaire

2017-04-26ver1.1
2016-03-29ver1.0
standard Lucky Clover Solitaire trump game
iOS

Metronome

2020-05-10ver3.0
2018-02-13ver2.0
2017-04-26ver1.4
2016-05-17ver1.3
2016-05-03ver1.2
2016-04-30ver1.1
2016-04-14ver1.0
exact Metronome app
iOS

Minesweeper

2017-04-25ver1.3
2016-11-01ver1.2
2016-10-26ver1.1
2016-10-24ver1.0
Master Rank, the highest rank with 999 mines in 68x68 Wanted challenger!
iOS

Momonga kun

2017-04-21ver1.5
2016-02-09ver1.4
2015-11-03ver1.3
2015-10-25ver1.2
2015-10-07ver1.1
2015-09-22ver1.0
A peaceful forest is attacked by a great deal of apple suddenly! MOMONGA KUN confronts a crisis in a forest now. By tapping your display, MOMONGA KUN moves a screen to left and right. Let's avoid a great deal of apples!!
iOS

Monte Carlo Solitaire

2017-04-26ver1.3
2016-04-30ver1.2
2016-03-24ver1.1
2016-03-19ver1.0
standard Monte Carlo Solitaire trump game
iOS

Nip

2017-06-29ver2.0
2017-04-25ver1.3
2016-02-17ver1.2
2016-02-11ver1.1
2016-02-05ver1.0
circular reversi(othello) app You can play to your friends or AI.
iOSAndroid

Nonogram

2017-04-26ver1.7
2016-07-28ver1.6
2016-05-16ver1.5
2016-04-30ver1.4
2016-04-26ver1.3
2016-04-01ver1.2
2016-03-24ver1.1
2016-03-02ver1.0
Picture Logic Puzzle app Nonogram, Hanjie, Picross, Griddlers, Crossword, Pic-a-Pix, etc. This puzzle is commonly known. Puzzle board is generated automatically.
iOS

Number Place

2020-05-16ver2.0
2017-04-26ver1.4
2016-04-30ver1.3
2016-03-01ver1.2
2016-02-23ver1.1
2016-02-18ver1.0
Number Place(Sodoku, Sudeki, Figure Place) app Puzzle board is generated automatically by choosing level.
iOS

Password Generator

2018-05-23ver2.1
2017-10-17ver2.0
2017-10-14ver1.4
2017-04-25ver1.3
2016-10-24ver1.2
2016-02-13ver1.1
2015-10-03ver1.0
Automatic Password Generator app You can set number of passwords, characters AND whether to include uppercases, lowercases, numbers, symbols AND whether to exclude similar characters (O and 0).
iOS

π

2017-04-26ver1.3
2016-10-24ver1.2
2016-02-09ver1.1
2016-01-29ver1.0
This app supports to learn pi (ratio of a circle's circumference). You can choose PRACTICE MODE and CHALLENGE MODE. Learn longer, longer, longer digits.
iOS

15 Puzzle

2017-04-26ver1.1
2016-04-02ver1.0
standard 15 Puzzle game
iOS

Pyramid Solitaire

2017-04-26ver1.2
2016-03-20ver1.1
2016-03-15ver1.0
standard Pyramid Solitaire trump game
iOS

Radix Converter

2017-04-26ver1.2
2016-02-09ver1.1
2015-09-17ver1.0
standard Radix Converter It can convert base 2, 8, 10, 16, BCD code to each other.
iOS

Random Numbers Generator

2017-07-28ver1.0
It randomly selects numbers. You can adjust the range of numbers and arrange any number of numbers.
iOS

Reversi

2017-10-14ver1.5
2017-04-26ver1.4
2016-04-30ver1.3
2016-02-09ver1.2
2016-01-22ver1.1
2016-01-15ver1.0
standard reversi(othello) app You can play to your friends or CPU (NPC, AI).
iOS

Shanghai

2021-01-20ver1.3
2021-01-14ver1.2
2021-01-12ver1.1
2021-01-10ver1.0
standard Shanghai (Shisen-Sho) Mahjong Solitaire game
iOS

Shisen-Sho

2021-03-14ver2.2
2021-03-07ver2.1
2021-02-24ver2.0
2021-01-20ver1.7
2021-01-16ver1.6
2021-01-11ver1.5
2018-01-31ver1.4
2017-04-26ver1.3
2016-07-28ver1.2
2016-04-26ver1.1
2016-03-22ver1.0
standard Shisen-Sho (Shanghai) Mahjong Solitaire game
iOS

SI Prefix Converter

2017-04-26ver1.2
2016-02-13ver1.1
2015-10-15ver1.0
change tool of SI Prefix It's possible to change all SI prefixes mutually.
iOS

Stained Glass

2021-01-04ver1.0
This is standard Stained-Glass puzzle game. Very easy game but you needs logicality. Please use widely from killing times to intellectual education. ・AI Puzzle Generation ・Auto Saving
iOS

10 Solitaire

2017-04-26ver1.1
2016-03-31ver1.0
standard 10 Solitaire trump game
iOS

Text Crypter

2017-04-26ver1.2
2016-02-09ver1.1
2015-09-30ver1.0
text encryption/decryption app. You can exchange messages that you want to not be known, determining password in advance. What's this app for, up to you.
iOS

3×3×3

2017-04-26ver1.1
2016-08-17ver1.0
This is the game press quickly the colored panels. Nine panels is divided into two colors. If you press the strong color panel, increase the score! Score is reduced by pressing the weak color panel by mistake! The time limit is a 27 seconds! Good luck with the aim for the high score!
iOS

Tower of Hanoi

2020-05-14ver2.0
2017-04-27ver1.1
2016-06-11ver1.0
Tower of Hanoi is a mathematical puzzle. Move all disks to right rod!
iOS

Six Timers

2016-08-16ver1.1
2016-07-28ver1.0
six Timers app
iOS

Visual Acuity Test

2017-10-15ver1.2
2017-04-27ver1.1
2016-05-05ver1.0
standard Visual Acuity Test app To test your eyesight, hold your smartphone 50cm away from your eyes. And choose direction of waning circle.