A common question asked by software developers is: Should we ask users for an email before they can try our software? Asking for an email would be useful for marketing purposes, but would be a turn-off for some users and discourage them from trying it.
This is exactly the question we asked a few months ago – to answer it we set up an A/B test. Half the visitors to our download page were asked for their name and email address, half weren’t.
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