Dialers for Call Centers: A Comprehensive Guide for Admins

In today's fast-paced business world, call centers play a crucial role in customer service, sales, and lead generation. To maximize efficiency and productivity, call centers rely on a variety of tools and technologies, with dialers being one of the most important.

What is a Dialer?

A dialer is a software program that automatically dials phone numbers for call center agents. This eliminates the need for agents to manually dial numbers, saving valuable time and effort. Dialers also offer a range of features that can enhance call center operations, such as call recording, lead scoring, and call analytics.

Types of Dialers and Their Advantages/Disadvantages

There are several different types of dialers available, each with its own unique advantages and disadvantages. Here's a look at five of the most common types:

  • Predictive Dialers: These dialers use algorithms to predict when an agent will be available to take a call, ensuring that agents are not idle and calls are not missed. However, predictive dialers can sometimes lead to a high number of abandoned calls if the prediction is inaccurate.

  • Preview Dialers: With preview dialers, agents see information about the customer before making the call. This allows them to personalize their approach and improve the call's outcome. However, preview dialers can slow down call throughput compared to predictive dialers.

  • Power Dialers: Power dialers continuously dial numbers and connect calls to available agents. This can maximize call volume, but it can also lead to agent burnout if they are not given enough breaks.

  • Progressive Dialers: Similar to predictive dialers, progressive dialers dial numbers automatically. However, they only connect calls to agents once the call has been answered, reducing the number of abandoned calls.

  • Manual Dialing: While not as efficient as automated dialers, manual dialing can still be a viable option for some call centers. It gives agents complete control over the dialing process and allows them to build rapport with customers more easily.

Choosing the Right Dialer for Your Call Center

The best type of dialer for your call center will depend on a number of factors, such as your budget, call volume, and agent skill level. It's important to carefully consider your needs and weigh the pros and cons of each type of dialer before making a decision.

Additional Tips for Dialer Success

In addition to choosing the right dialer, there are a few other things you can do to ensure success:

  • Provide adequate training for your agents on how to use the dialer effectively.
  • Set clear call quality standards and monitor agent performance.
  • Regularly review and update your dialer settings to optimize performance.

By following these tips, you can choose and implement a dialer that will help your call center reach its full potential.

Best Open Source Auto Dialer

Here is the list of open source auto dialers which you use it for free of cost on your own hardwares or cloud platforms.

  • Vicidial
  • Goautodial
  • osdial
  • Asterisk
  • Issabel


Call center dialers are not just tools; they are strategic assets that can shape the success of your customer service operations. Whether you're harnessing the predictive power of analytics, empowering agents with control through power dialers, or navigating complex customer profiles with preview dialers, each approach contributes to a holistic and future-ready call center strategy. By embracing the latest technologies and prioritizing agent training, you position your call center for sustained success in an ever-changing business landscape.

  • Ajit Kumar
    Ajit Kumar April 4, 2022 at 10:39 AM

    vicidial call center types, what is call center dialer

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