How to Use the Psychology of Popups to Boost Signups by 250%

I’ve been doing popup marketing for over a decade now, and I’ve found that it is one of the most effective ways to prompt action and get more leads online.

It’s important to use psychological principles in your popups to grab attention and influence user behavior. This can help you create popups that offer real value to your visitors instead of annoying them.

Here are some of my favorite tactics and approaches that leverage the psychology of popups to increase signups by around 250%.

I will cover a few different topics in this post, and you can use the quick links below to navigate between the different sections:

1. Optimize the Timing of Popups to Be Less Intrusive

Imagine walking into a physical store, and a salesperson immediately approaches you with suggestions about what to buy. They then continue to come back with more recommendations throughout your visit. Although they have good intentions, this may feel pushy and intrusive.

The same thing can happen with popups, but it doesn’t have to. Waiting until your visitors are ready before you display a popup with helpful content can improve the user experience and boost conversions.

This is a psychological principle known as ‘pattern interrupt’. An unexpected popup can disrupt the visitor’s flow and refocus their attention, similar to a salesperson approaching you in a store.

But for the popup to be welcomed, there needs to be a balance between being intrusive and providing helpful information. This makes the timing of popups critical.

In fact, research shows that displaying popups after visitors spend at least 30 to 60 seconds on a page yields significantly higher conversion rates compared to triggering them immediately. Another common approach is to wait until the visitor has scrolled at least 35% of the page, which signals genuine interest in your content.

That’s why the best popup marketing software, including OptinMonster, allow you to set powerful targeting rules. These rules enable you to show personalized campaigns to users based on a large set of triggers or conditions.

For example, time-based rules can display a popup after the user has spent some time on your WordPress website or on a specific page after they visit a certain number of web pages. Alternatively, a scroll distance rule can display a popup after the visitor has scrolled down the page a set distance.

OptinMonster can also use InactivitySensor to time how long a user has been inactive, or Exit-Intent technology to sense the exact moment they are about to leave your website.

Using these strategies has allowed online businesses like Shockbyte to increase their signups by more than double, so it’s worth playing around with different timing rules to see what works for your business.

2. Personalize Your Popups Based on User Behavior

Studies show that 74% of your visitors expect personalized content, and it can boost conversions by 42%.

Personalization is an important psychological principle, and tailoring your popups to users’ interests and behavior patterns will make them more relevant and engaging.

Here’s the main challenge: when you’re using popups to collect leads, you don’t have any personal information about that visitor yet. This makes personalization incredibly challenging.

This is where personalized triggers can make a big difference.

For example, OptinMonster’s referral detection feature can easily determine where a visitor came from, in order to get to your site. You can then display a custom popup if the user was referred to your site from a specific domain.

Let’s say you’re getting a lot of Pinterest traffic. In that case, you could create a targeted popup that offers people a discount when they sign up for your email newsletter.

You can also trigger a popup based on the specific page they are currently looking at. That page can give you a hint about what the visitor likes. Then, you can show them a popup that matches the topic on that page, or even the product being viewed. It’s a smart way to encourage engagement.

Another option is to personalize your content based on the visitor’s location. 80% of marketers use location-based personalization and get great results.

Once a user has signed up for your newsletter, you can offer even greater personalization. That’s because many popup plugins have access to the personal data you have collected, such as the visitor’s name, gender, age, birthday, and more.

This means you can easily create more personal popups, such as mentioning the customer by name. You simply insert this information on your popup using smart tags.

In addition to personalized triggers, I like to learn more about visitor behavior by tracking the user journey using an analytics plugin like MonsterInsights.

For example, you can see which pages a specific user views before filling out your signup form.

This will show you which form or web page inspires the most signups, how much time users spend on your website and how far they scroll down the page before signing up, as well as the amount of engagement your videos are getting.

You can then use this information when deciding where and when to display your popups and optimize your highest-performing pages to boost organic traffic and leads.

3. Gain User Trust Using Social Proof

When people aren’t sure what to do, they often look to see what others are doing. This is called social proof.

It’s a natural way people decide if something is good or not. Basically, if they see other people taking action, they’re much more likely to do it too. It’s like a quick way their minds figure things out.

This psychological principle is sometimes called the ‘bandwagon effect.’ When visitors see that others are buying a product, subscribing to a list, or engaging with your brand, they assume the offer must be valuable and feel compelled to join in.

That’s why people are more likely to follow someone on Twitter who already has lots of followers, watch a movie that has good user reviews, or choose a restaurant with a long line of people waiting to get in rather than one that’s empty.

You can use social proof on website popups by including user testimonials. This can help build trust and credibility in a short amount of time, influencing users towards conversion.

The simplest way to get started with social proof is to display the number of subscribers you already have. This is a quick way to lend credibility to your newsletter.

Another way you can use testimonials for social proof is influencer marketing. Including endorsements from celebrities and experts in your niche who use your products or subscribe to your newsletter can gain your users’ trust and grow your signups.

For example, Be A Better Blogger achieved a 26% conversion rate by featuring a celebrity testimonial in a popup.

You can also use a tool like TrustPulse to show recent purchases or signups as they happen.

These small popup notifications tap into both social proof and fear of missing out (FOMO) at the same time, letting visitors know that other people are actively engaging with your brand right now.

You could also display your social media statistics, list the awards and badges you have won, list the number of 5-star ratings you have, and show similar content.

All these strategies show your visitors that other people are happy with your product or service, making them more likely to try it themselves.

4. Nudge Users Towards Action Using Scarcity and Urgency

Urgency and scarcity are two closely linked psychological principles that can be used in popups to nudge users toward a quicker decision.

Many of my clients with online stores like to create a sense of urgency with a limited-time discount. You can use the same strategy to boost your signups by offering a discount coupon or giveaway to new subscribers for a limited time.

You can place this information with a countdown timer in a popup to emphasize that time is running out. This is easily done in OptinMonster by adding a Countdown block to a time-sensitive offer popup, as you can see on the Kennedy Blue website.

Typical examples of scarcity include products that are low in stock and limited edition products. To encourage newsletter signups, you could create a sense of scarcity by offering a lead magnet or other incentive to the first 100 or so users to subscribe.

Alternatively, you can offer special deals for new subscribers each month. Crossrope is a fitness company specializing in jump rope workouts, and they used this strategy successfully to explode their email list by 900%.

You can highlight the limited-time deal by using phrases like “Don’t miss out!” or “Last chance!” on your popups.

Remember, the key is to use urgency and scarcity ethically and authentically. For instance, never display fake countdown timers or mark an item as low stock when you have plenty.

5. Build Anticipation Using the Fear of Missing Out (FOMO)

Do you ever feel left out when everyone else is having a great time with something new and exciting, and you’re not part of it? This is a psychological trigger known as FOMO, or the fear of missing out.

You can create a sense of FOMO using the strategies of urgency, scarcity, and social proof that I covered above. But that’s just the start.

Here’s another fantastic approach: you can offer special content that only your email subscribers get to see. This could be extra articles or videos right on your website. Or, it could be something they can download, like a helpful ebook. It’s a great way to make people want to join your email list.

Content locking lets you blur or remove content below a set point on the page as you see above. Visitors have to opt in to see the rest of the article. Some of my customers have boosted conversions by 150% using this strategy.

You can also build anticipation by making your visitors aware of something that is not yet available, such as an upcoming product, a new ebook you are working on, a webinar, or an online course. Let them know that they can stay updated by signing up for your mailing list.

This taps into the Zeigarnik Effect, a well-known psychological principle that says people remember incomplete tasks better than completed ones. When visitors know something exciting is coming but not yet available, their minds naturally want to complete the loop by staying informed, making them more likely to subscribe.

Marie Forleo builds anticipation on her website by promoting her flagship course, B-School. Although this course runs just once a year, Marie includes a notice on her website that visitors can subscribe to her email list so they stay in the loop and don’t miss out.

6. Inspire Action by Using Emotional Appeal

Popups that bring to mind positive emotions are more likely to resonate with users and have them respond to your call to action. You can appeal to strong emotions such as excitement, curiosity, aspiration, and humor.

Power words are persuasive words you can use in your popups to trigger a psychological or emotional response. They can entice your users to sign up and are one of the easiest ways to increase your conversion rates.

My team put together a helpful list of the best power words to use in your popups that can increase conversions by 12.7%.

Rich Page tested two different headlines in his popup, one that didn’t use power words and the one in the following screenshot that does.

By using a popup that appealed to the visitor’s emotions, he managed to increase his signup rate from 12% to 50%.

If you need help with writing enticing content for your popup, then you can use OptinMonster’s Smart Optimizations feature to improve your existing copy using AI. This feature takes your text and asks ChatGPT to suggest improvements.

Our team programmed this AI using all the knowledge we’ve gained from decades of creating successful OptinMonster campaigns. Because of this deep experience, the suggestions it provides have a much better chance of helping you get more conversions.

You can select one of the suggestions or ask for more variations.

Another way to appeal to users’ emotions is by using images. Placing a heart-melting photo like this on a popup can increase email signups by 63%.

By strategically using emotional appeal and considering these points, you can create popups that connect with users on a deeper level, influence their decisions, and ultimately increase your conversion rates.

7. Use Color Psychology to Capture Attention

I came across a study that shows it takes just 90 seconds for someone to make a judgment about something they see, and 90% of that opinion is based on color.

Color psychology can be a powerful tool to grab attention and influence user behavior in your website popups, ultimately leading to more signups.

However, when I researched the best colors to use on popups, I found that the specific colors you use don’t have a major impact on conversions. Instead, the key thing is to choose button colors that are high-contrast, on-brand, and consistent.

Speaking of buttons, you can increase your signups by 14.34% just by adding a call to action button to your popup. And you can increase that rate even more by using colors that make it easy for website visitors to find where they’re supposed to click.

The contrast between your CTA button and the background is what truly matters. A button that stands out visually from the rest of the popup makes it immediately clear where visitors should click, reducing friction and increasing conversions.

Notice the contrasting color that AutoAnything uses on their CTA button. They were able to increase their daily email optins by 250% using this email subscription popup.

8. Use Gamification to Make Popups Interactive

One of the most powerful psychological triggers you can use in your popups is gamification. People are naturally drawn to games and the possibility of winning a reward, so this taps into the brain’s dopamine reward system.

Spin-to-win optins are the most popular form of gamified popups. These let visitors spin a virtual wheel for a chance to win a discount or prize in exchange for their email address.

OptinMonster offers a built-in Coupon Wheel feature that makes it easy to add a gamified popup to your WordPress site. You can customize the wheel segments, control the odds, and connect it directly to your email marketing service.

Gamification works because it introduces an element of fun and unpredictability. Instead of asking visitors for their email in exchange for a static discount, you’re inviting them to play, which feels less like a transaction and more like an experience.

9. Use the Reciprocity Principle to Build Goodwill

Reciprocity is one of the most fundamental principles in psychology. When someone gives you something of value, you naturally feel compelled to give something back. You can use this principle in your popups to dramatically improve signups.

The idea is simple: give value to your visitors before asking for their email address. This often means offering a lead magnet such as a free ebook, a checklist, a template, or access to an exclusive video.

When visitors feel they’re receiving something genuinely useful, they’re much more willing to provide their contact information in return.

For example, instead of a generic ‘Subscribe to our newsletter’ popup, you could offer a specific, high-value resource like ‘Download our free 50-point WordPress security checklist.’ The perceived value of the free resource triggers the reciprocity response, making visitors feel they should sign up as a fair exchange.

This principle also explains why content upgrades are so effective. When a visitor is already reading a helpful blog post and you offer them a bonus resource related to that topic, the value exchange feels natural and generous rather than pushy.

For more information, please see our guide on how to create a lead magnet that actually converts.

10. A/B Test Your Popups for Continuous Improvement

No matter how well you understand popup psychology, you’ll never know exactly what works best for your specific audience until you test it. A/B testing is the process of comparing two versions of a popup to see which one drives more conversions.

For the best results, only change only one variable at a time. This could be the headline, the image, the CTA button color, the offer, or the timing. When you change just one thing, you can clearly identify what caused the improvement.

For reliable results, you should aim for at least 100 conversions per variation and run the test for 7 to 14 days. This gives you enough data to account for differences in visitor behavior across weekdays and weekends.

To help you get started, here’s some ideas for A/B testing:

• Headlines: Test emotional power words versus straightforward descriptions.
• Offers: Compare a percentage discount versus a dollar amount discount, or test different lead magnets.
• Timing: Compare showing the popup at 5 seconds versus 30 seconds, or on scroll versus on exit intent.
• CTA button text: For example, test ‘Get My Free Guide’ and ‘Subscribe Now’ to see which drives more clicks.
• Images: Test a popup with an image against one without.

OptinMonster has a built-in A/B testing feature that makes this process easy. You can duplicate any campaign, make a single change, and OptinMonster will automatically split traffic between the two versions and show you the winner.

The most successful popup marketers treat every popup as a hypothesis to test, not as a final product. Continuous testing is how you move from average conversion rates to top-performing results over time.

I hope this article helped you understand the psychology of popups and boost your signups. You may also want to read some other articles on using popups in WordPress:

• Are Popups Still Relevant? The Future of Popup Marketing Explored
• How to Create a Welcome Mat for Your WordPress Site (+ Examples)
• How to Create a Yes/No Optin for Your WordPress Site
• How to Create Mobile Popups That Convert (Without Hurting SEO)
• How to Open a WordPress Popup Form On Click of Link or Image
• Best WordPress Popup Plugins (Performance Compared)

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