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Browser Extensions and Add-ons Development: Firefox, Google Chrome, Internet Explorer, Safari, Opera.
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Custom Browser Add-on Development

For over ten years, our company has been providing custom browser add-on development to improve business websites and enhance customer experience online. Our team of add-on developers have created toolbars, plugins, add-ons, and extensions for all browsers including Google Chrome, Internet Explorer, Mozilla Firefox, Safari, and Opera. Whether your company needs an add-on for enterprise sales and support, search engines, fundraising, voip, affiliate networking, or e-commerce, let Besttoolbars fulfill your development needs.


Why Besttoolbars custom add-on development?


Watch The Tour Cross Browser Compatibility

To save both parties time and costs, Besttoolbars does not start the development process from scratch. Instead, we utilize our Browser Add-on Framework which allows us to build add-ons that are compatible with all browsers and languages incuding HTML, Java Script, and CSS.


Pay for Development: No Hidden Fees or Strings Attached

At ToolbarStudio, you only pay for development costs. There are no royalties or any recurring fees involved. Whether you need an add-on for Internet Explorer, Firefox, Chrome, Safari, or Opera, you pay the same fee for a single source code that works with all browsers. Unlike other toolbar or add-on development companies, Besttoolbars provides the full source code without any hidden costs.


High Level of Expertise
Besttoolbars has more than 10 years of building all types of add-ons, plugins, apps, and toolbars for various browsers.


Speed changes
No need to rewrite code for all Browser for small changes. Just one change required to affect your Add-ons for all Browsers.


Personal Support
Enjoy a personal relationship and advice from our professionals.


One Code for All Platforms
Our Add-ons Framework guarantees cross-browser programming. With the same source code working on all browsers, you will receive much faster delivery and better costs.


Browser Extensions and Add-ons Development: Firefox, Google Chrome, Internet Explorer, Safari, Opera.


More than 7000 companies use Besttoolbars solutions:

Our Customers



Add-ons built by Besttoolbars:

Blabbers is a plugin to Create your Personal Web & Share it with your Friends!

On any webpage with blabbers you can:

  • Draw, Add pictures and videos, highlight
  • Interact, invite friends or leave notes
  • Hide cool surprises or gifts for your friends

We created solution basing on our scripting engine that allowed us to efficiently address typical risks with embedding layered content on the webpages (correct functioning on AJAX pages, HTTPS limitations, browser security, correct behavior in various browser versions and on different operating systems).

Technologies used:

  • Browser Add-On Framework
  • Visual C++
  • Browser Helper object (BHO)



Read more Besttoolbars customer case studies here


Browser Extensions and Add-ons Development: Firefox, Google Chrome, Internet Explorer, Safari, Opera.


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+1-703-881-3167
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6 Ways Your Own Browser Add-on Can Help Your Business

This FREE, 17-page guide will help you to undesrtand how to use Add-on to:

  • Generate more leads
  • Engage customers
  • Cross-sell

" We have got increase in sales revenue by 52% through in-house and affiliated products "
Charlie McCormack,
KwikLink Network