Who are we?

Ostasoft is a team of professionals developing interesting mobile applications for iOS and Android


People should pursue what they're passionate about. That will make them happier than pretty much anything else.

- Elon Musk

"Cyclono" - incredibly accurate wind forecast around the world

We have created a neural network that analyzes a huge amount of data from different sources of the wind forecast and chooses the most believable. Try it and see for yourself!



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"Postfun" - exchange postcards around the world

Do you want to receive postcards from around the world? You can find new friends on the other side of the planet. For each postcard you send you will receive one back.

How does it work?

1. Request an address and a Postcard ID

2. Write a postcard and post it to that address

3. Receive a postcard from another Postfun user

4. Register the Postcard ID you have received

5. Go to number 1 to receive more postcards



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