Record every income or outcome you made to your mobile application immediately and you will have a useful tool which helps you track of your finances. Data are stored in the phone safely and you can backup them locally or into your Google Drive. The application can be used in all countries, because a particular currency is not specified (CZK, EUR, USD, etc.): Enter the number simply and so much "money" will be counted. If you want, you can specify currency in wallet detail. The proposed int