Maktun is a free application designed for numismatists, bonists, and notaphilists. It is a comprehensive reference tool that serves both novice and experienced collectors. The application offers several features that make it easy to identify and learn about coins and banknotes. Users can identify more than 300,000 types of coins and 120,000 types of banknotes by merely taking a picture of them with their phone's camera. Maktun provides detailed information about the country, nominal value, years of mintage, catalog number, series, weight, dimensions, and other details of the coin and banknote.

Maktun allows users to create and maintain a collection of their coins and banknotes, even without an internet connection. Users can save photos of their coins and banknotes, add them to lists, and get an approximate value of the coin. Furthermore, the application provides a backup system that ensures the safety of the user's collection. Users can share their coins and banknotes with friends and other collectors and follow the new coins. They can also import their collection into Maktun. The application is completely free with no ads.