Install A Modal Popup App on Site123

The easy way to add Modal Popup to Site123 in minutes without coding or needing help from a developer.

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Steps to Add a Modal Popup App on a Site123 Site

Create your customized Modal Popup app, match your website's style and colors, and add Modal Popup to your Site123 page, post, sidebar, footer, or wherever you like on your site.

How To Add a Modal Popup App on Site123:

  1. Create a Free Modal Popup App

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  2. Copy Modal Popup embed snippet for Site123

    Your code block will be available once you create your app

  3. Add to HTML or Embed Code element in Site123 editor

    Paste above Modal Popup snippet into any Site123 element that accepts HTML or an embed code. Save, view the live page, and your Modal Popup will appear!

All you need to know about our Modal Popup app is just a click away.

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Remove the Guesswork of Building Your Brand

Establishing Brand Identity 101 - Your Website

You've already invested time and resources in creating your business online just by having a Site123 website.


Your work isn't done yet, though! Now it's time to attract and engage visitors, then make them into customers.

Modal Popup to Site123
Add Modal Popup to Site123

Now You Have To Make Your Elements Unique

Some may think only a 'techie' in the office or a self-proclaimed 'expert' on Facebook can design a Modal Popup without a hitch.


Others look for low priced alternative Modal Popup apps from overseas or open source Modal Popup apps that claim to have what they're looking for.

POWR Saves You Valuable Time

Also, customizing and updating a Modal Popup app involves even more time, and is likely to cause new bugs.


As your company continues to expand, you're likely to encounter security issues, as hackers may attempt to take advantage of vulnerabilities in the Modal Popup app. POWR has you covered!

Add Modal Popup to Site123
Support feature

POWR has the most advanced security features, is built for scale, and currently supports high-volume sites on Site123 and other similar platforms.

security feature
POWR provides 24/7 customer support and a dedicated Help Center, so someone is always there to answer all your questions!

Furthermore, our team of incredible engineers work at all hours to keep POWR apps like your Site123 Modal Popup up and running for you.

CASE STUDY: Rbia Shades wins big with POWR

After Rbia launched its website, they were looking for a solution to add new contacts for outreach.


They found POWR while looking for a popup solution on their site and started to see immediate results.

Shortly after signing on with POWR, Rbia’s first step was to install a popup. They increased their contacts by over 250% (over 600 real contacts).


Soon after, they added our Social Feed app and grew their social media following to over 6000.


Next, they added a Media Slider as a visual way to quickly show their products to new site visitors as they entered their homepage to show how the accessories looked in real life. It showcases their products well and gave customers a great on-site experience.


In fact, they quickly found that visitors who interacted with POWR apps on their site stayed engaged 2.5 times longer than ever before.

Add Modal Popup to Site123
Modal Popup to Site123
250% growth in contacts
Modal Popup to Site123
Up 2x in engagement
Modal Popup to Site123
2x site session time

All POWR apps are built for peak-performance.

See apps in action

Trusted by the best in the biz!

POWR has helped over a half million businesses on every continent
(besides Antarctica, because of course not)

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Frequently Asked Questions

Learn more about how to add POWR apps to your website.