My most popular app.

Uses a simple step-by-step approach, breaking the characters into bite-size groups. 

Pass tests to unlock more levels!

Brush up on your existing knowledge by diving right into the infinite quiz!

Synthesized audio to improve pronunciation.

Browse kana tables.

No in-app purchases or ads.

A simple learning tool available for iPhone, iPad and iPod touch.

Helps you memorize the structures, names and codes for the 20 naturally-occurring amino acids.

Browse the information table or simply dive right into the test and see how many you already know!

Great for school and university students alike.

Simple interface with traditional chalkboard style drawings.

Poke, tilt, bounce and fling little Jelly Cubes as they travel endlessly through space, being pulled towards planets on the way!

The jelly cubes can be tilted and respond to your touch!

 Add planets for the Jelly Cubes to gravitate towards.

 Enjoy their cute voices and a catchy soundtrack by Peter Carruthers.

Ideal for children. It's completely free and there are no adverts.

A simple app I made to teach myself the Cyrillic script.

Includes speech synthesis to help perfect pronunciation.

Now you can use it too :-)

A simple app I made to teach you the Greek alphabet.

Includes speech synthesis to help your learning.

A simple app I made to calculate the tempo of a song in beats per minute (bpm).

Now you can use it too :-)

No adds of anything annoying like that! It's totally free.

Also available on macOS.

A little game that I made in a weekend, which is surprisingly hard.

Tap a color for points. Tapping the same colour many times in a row will give you more points!

How high will you score?

Includes Apple Game Center integration.

A simple and fun "just one more go" game for iPhone and iPod touch.

Cheese has finally discovered how to propel itself into space - it just needs a little help with steering.

Guide the cheese as it rockets further and further out of the Solar System and towards Deep Space.

​How far will you get?

Includes Apple Game Center integration.

A simple app to extract the sound from videos captured on your device, so you can save them as audio-only m4a files.

Extract, preview, store and share!

Particularly useful when you just need the sound and not the video.

Do you need some inspiration to go for a local walk? Scatter can help to make it fun!

This is a simple app that generates some targets around you on a map. You then try to visit as many of the targets as you can.

It will keep track of your route.

I caught covid and was house-bound, so I made this game for my wife!

Slide the numbers into the correct order and solve the puzzle.

Try to solve it in as few moves as possible.

Includes Apple Game Center integration.