APP致力于更加便捷的记录在国外旅行时产生的费用，实现了汇率查找、换算和记账功能的合一。
用户可手动输入备注，并且能够按照币种代码或者国家名搜索币种。根据设置的所在国币种和本国币种，用户可以获取实时汇率，实现实时记账。当无法从网络获取实时汇率的时候，用户可手动输入汇率。
账本记录根据日期进行排序，支持统计信息的输出。用户可根据需求选择按照日期或根据某些具体统计项进行统计输出。
This APP provides a more convenient way to record expenses in foreign travel and purchase by combining several functions, such as exchange rate lookup, rate conversion and accounting.
Based on the host country currency and domestic currency set by the user, this APP features real-time exchange rate and real-time billing by searching for currency code or currency host country. In addition, it supports manual input notes and records the total amount of money spent in a host country. Meanwhile, if the user has no access to internet or special needs, manual input of exchange rates option is available.
Records can be sorted by date. It supports statistics output with flexible output method. The output method can be selected according to date or some statistical records.