Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

knx スクリーンショット

iPad

iPhone

About knx

570 LEVELS OF CONNECTING FUN!

Simply trace coloured lines to join dots of the same colour. Simple to learn, but challenging to master.

With a beautiful, light and colourful design, created to blend seamlessly with iOS.

All tiles on the grid need to be covered to proceed to the next level!

Cracked all the grids? Then try the infuriating monochrome levels!

Finished this game? Try the knx2 app now on the app store, which adds another 570 levels, a hex grid, and diagonal connecting lines too!

Another advert-free and in-app purchase free game from eighteenthree studios!