Give your phone
a simple interface

Easy to use mobile interface designed
for people with sight problems.

Watch video

Unique benefits

KoalaPhone will simplify your life

Simple interface

Easy to use interface for touch screen phones. You will
appreciate the enlarged buttons and easily readable font.

Unique applications

Touch-optimized apps include an enlarged camera interface,
photo gallery, a simplified alarm clock and a flashlight.

Large keyboard

Write SMS messages on a classic phone keypad
or on the large computer keyboard with Qwerty layout.


Buttons have vibration feedback, text can be read out loud.
SOS button is helpful for making emergency calls.

Finally without glasses

Do you think your phone is too complicated to use?
Do you want to use all the advanced features
of a smartphone, but your actual keyboard is small
and the text is unreadable?

Stay in touch with friends using KoalaPhone
by writing SMS messages on a large keyboard.
KoalaPhone is based on research conducted
at Czech Technical University in Prague
involving more than 100 senior citizens.


Setting up KoalaPhone on your phone is really simple


Download the app from the Google Play.

Set up

Press “Home” button on the phone and select KoalaPhone.

Use it

Start writing messages or call your friends.

Silver version

  • only 3 last messages and calls
  • settings password cannot be set
  • SOS button cannot be changed


Gold version

  • all features included
  • unique apps: camera, alarm,
  • photo gallery, flashlight...
  • unlimited messages and calls


Awards and reviews

Where we have succeeded and what they write about us

Social Impact Awards finalist

The project gained Social Impact Award 2014 organised by Impact Hub Prague.

2nd place in eClub competition

Second place in the Best Startup category, Prague, December 2013.

Do you have any question?
Contact us!


Tomáš Slavíček, Josef Slavíček