Steps to Add a Before and after slider App on a HTML Site
Create your customized Before and after slider app, match your website's style and colors, and add Before and after slider to your HTML page, post, sidebar, footer, or wherever you like on your site.
How To Add a Before and after slider App on HTML:
Create a Free Before and after slider App
Start for free nowCopy the following Before and after slider HTML snippet
Your code block will be available once you create your app
Paste Before and after slider code snippet into your HTML website or template
Paste the code snippet inside your website's <body> </body> tags where you'd like your Before and after slider to appear.
Note: If you are viewing an HTML page with the local filesystem (without a server) then your Before and after slider may not appear. If you need a local preview, use the iFrame install method instead.
Undecided if our Before and after slider app will suit your needs? We have all the details you need.
See the detailsRemove the Guesswork of Building Your Brand
Brand Identity Begins With a Great Website
If you have your HTML website working, you’ve completed the biggest challenge in building an online presence. Awesome!
But next comes the hard part: how can you engage, captivate, turn, and support more visitors?


Website Element Customization is Next
Some may first take a stab at to DIY a Before and after slider app or 'knows a guy' that can build one in 'no time'.
Others attempt to find open source Before and after slider apps, or foreign companies that claim to offer Before and after slider apps for a bargain.
Get Back More Time With POWR
Plus, updating and customizing a Before and after slider app can be challenging, and you may think you have to hire a developer.
Additionally, as your business increases, hackers could see an unsecured Before and after slider as a great opportunity to exploit your business and your customers. We consider this and built safeguards!


Because POWR is built for scale, has the most advanced built-in security and high-volume capabilities of any other Before and after slider app on the market, we protect you while you grow on HTML.

Furthermore, our team of incredible engineers work nonstop to keep POWR apps like your HTML Before and after slider at peak performance 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.
Rbia grew its contact list by 250% using POWR Popup to collect new email addresses from first-time site visitors.
They also added POWR Social Feed to their site and saw a 200% spike in engagement from their site visitors. They also saw a big jump in social media followers and now have over 11K followers on Instagram.

POWR apps are made to grow your online revenue.
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)
Frequently Asked Questions
Learn more about how to add POWR apps to your website.
Yes, any POWR app will work perfectly on any website. What’s better, is the patented POWR Live Editor is the same regardless of the app.
- Easily add more than one (for free)
- Edit to your needs directly from your live site
- Changes are made instantly
Absolutely! The POWR Before and after slider widget is optimized for mobile, ensuring that it looks great and functions smoothly across all devices, including phones and tablets.
This optimization enhances user experience, contributing to higher engagement rates on your HTML site.
POWR Before and after slider allows you to edit every detail such as fonts, colors, borders, and spacing directly from the editor, ensuring your Before and after slider perfectly match your brand's identity.
This flexibility makes it easy to integrate and align with your site's look and feel.
Adding Before and after slider to your HTML site is fully outlined above and straightforward with no coding required.
Simply follow POWR's setup guide, which is as easy as copy/pasting the provided code snippet into your site's HTML.
This ease of installation makes it convenient for HTML site owners to implement Before and after slider and gather feedback from their audience.
Using POWR Before and after slider on your HTML site offers numerous benefits, including enhanced customization options and easy installation without coding.
These features help improve your site's user engagement by allowing visitors to provide valuable feedback, leading to better online growth.


