Requirements: Android OS 1.5+
Price: $2.99
Overview: Business persons' app to track sales and profits from anywhere and at anytime.
Sales Tracker is included in Balance Book.
Perfect solution to keep track sales and profits.
---Feature list:---
-Password protection
-Select from 26 most used currencies
-Configurable first day of the week
-Database backup/restore
-Export/Email Database in CSV format
-Unlimited number of product/service items
-Auto update unit price
-Auto default values
-Yearly/Monthly/Weekly/Daily summary
-Monthly/Weekly Charts

-Install and run from SD card (for Android 2.2 and above)
-More...
---System requirements:---
-OS: Android v1.5 or above
-Physical Resolution: 320x480(HVGA), 480x800(WVGA800), 480x854(WVGA854) and higher resolutions
-Perfect for Android smart phone and tablet
-Support Android 3.0/3.1 Honeycomb tablets Motorola Xoom, Acer Iconia, Galaxy Tab, Asus Eee Transformer, etc.