A speed dialer is a cold calling tool that allows sales representatives to quickly dial through a list of contacts. By automating the dialing process, it saves time and increases efficiency for cold calling campaigns. Some speed dialers also offer features such as call tracking and recording, lead management, and call scheduling. Using a speed dialer can significantly improve cold calling productivity, allowing sales teams to reach more potential customers and close more deals.

Here are some of the most popular types of speed dialers:

1. Predictive Dialer: A predictive dialer is a type of speed dialer that uses an algorithm to predict when a lead is most likely to be available. This type of dialer is typically used by call centers and telemarketers.

2. Progressive Dialer: A progressive dialer is a type of speed dialer that starts with the highest quality leads and then works its way down the list. This type of dialer is typically used by sales teams.

3. Power Dialer: A power dialer is a type of speed dialer that makes multiple calls at the same time. This type of dialer is typically used by call centers and telemarketers.

4. Auto Dialer: An auto dialer is a type of speed dialer that automatically makes calls for you. This type of dialer is typically used by sales teams and marketing teams.

5. Click-to-Call Dialer: A click-to-call dialer is a type of speed dialer that allows you to make calls with just a few clicks. This type of dialer is typically used by sales teams and marketing teams.