Free version of "True Scale" with in-application purchase, which is an application that responds to small object's weight. Comprehensive guidance is provided to facilitate your use.

Features in the app "True Scale" full version:
• Comprehensive instructions are provided to facilitate your use.

• Auto-zero function to minimize the enviroment's disruption, e.g., different surfaces that iPhone is placed on.

• Results can be readily saved and reviewed with object's name and date.

• if you have any doubt on this application, please search youtube for the video name "Demo of True Scale - an iPhone application" to see the demo. The version of the demo app is 3.0, which will be available for download in one or two weeks.

• note: the use of any kind of case may induce unpredictable effects to the results. If no response when touch the buttons (e.g., "stop"), please check if you put any conductors on the iPhone's surface, e.g., a coin. Such objects will interfere with the iPhone's touch screen and may mis-response to your touch action. The use of any kind of case may induce unpredictable effects to the results.