This is an introduction to the Gear S2’s app development and testing. Comparing it to the past Gear devices in terms of design, performance, experience, capabilities and opportunities.
Since it is the first one to cater to both web and native apps, there are a lot more APIs to utilize along with various SDKs. This also gives you the options you have on how to test the app.
Download the APKs for emulator testing here: http://developer.samsung.com/technical-doc/view.do?v=T000000162
Check out the details on sdb commands here: https://developer.tizen.org/development/tools/common-tools/smart-development-bridge