Coinigy supports balance tracking and trading on Gemini Bitcoin Exchange, located at https://gemini.com.
If you have a Gemini account, you can generate an API key and add it to Coinigy, and control your entire account through Coinigy directly.
Step 1: Login to Gemini
Step 2: Visit the API Settings page
Step 3: Click "Create a new API Key"
Step 4: Your key has now been generated- Your secret key will only be shown once, so take note of it!
Step 5: Add these keys to your Coinigy account (How do I add API keys to Coinigy?)