What is Touchstone?The only subject line tool that predicts the results of your email campaigns
before you hit send.
Are the results reliable?Using an online panel, we compiled a database of open rates for the 250 largest US senders. Then, using Touchstone, we were able to predict open rate performance to within
1-2% of the actual open rates.
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How does it work?Touchstone uses a proprietary algorithm to instantly predict the open, click and bounce rates of a given subject line by studying the past performance of similar lines.