Prospecting contact data at your fingertips. Get access to your prospects’ phone number and email via our Google Chrome extension, instantly. Convert leads with real data and save time. Simple, accurate and inexpensive - CallSine is a chrome plugin that allows sales reps to simply and accurately find their ideal customer’s contact info in a click. No Long term software commitments - Gone are the days of overly committed long term contracts requiring multiple users. Only the data you need - Most data providers make you commit to large quantities of data. Not us, pay as you go. Real data not guesses - Some providers are making educated guesses, our data is actually validated real data, even mobile numbers.