價格：免費
檔案大小：2.1 MB
版本需求：需要 iOS 6.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
This App allows users to easily calculate the redemption and interest values of type EE, E, S and I US savings bonds and savings notes.
Bonds are held in user defined portfolios which are automatically updated to the current date. All portfolios may be revised at the user's discretion and redemption definitions are updated automatically as needed.
Note: As a convenience, the issue year may also be entered by keypad.
支援平台：iPhone, iPad