QR codes systems for COVID-19.
Simple tools for bars, restaurants, offices, and other small proximity businesses.
A marketplace for booking language immersion vacations
Learn a language while traveling at any age.
Instant English correction service by native-speakers
ChattingCat is a platform that connects non-native speakers who want to write better English to native speakers who want to help them. Non-native speakers get instant correction of their written English. ChattingCat changes the way people learn to write foreign ...