21stsoft, Denver, Colorado

21st Century Technologies, Inc.

Quickly Pick a WordPress Theme to Save Time and Money [Reference]

The total cost of picking the right WordPress theme is not driven by the dollar cost of purchasing a theme. It usually costs more to customize the theme to suit your needs than the cost of the theme itself. Customization can include colors, layout or functional features, but it takes time to make these type […]

Free Advertising Websites Top 10 List, Top PPC Websites, CRO

Free Advertising Websites – Top 10 List …and The Top Paid Advertising Websites Free advertising websites can make a huge difference to your company’s online exposure. Before you take advantage of these free Internet advertising websites though, you should make sure your keywords, ads and landing page content have been tested to maximize conversions and […]

Local SEO Marketing

Local SEO/Small Business MarketingLocal SEO gets your site ranked at the top of the the top search engines local listings. When done right you are in the "A" position and your sales skyrocket. See our local small business FREE offer.

Mobile Websites

Mobile Websites Are Now RequiredAfter Google's Mobilegeddon algorithm change to recognize the importance of mobile devices, mobile friendly websites are now absolutely required. Read about Mobilegeddon and how we can build your mobile website.

Web Development

Web Development - Since the Beginning of the InternetWe at 21st have been doing web development since the beginning of the Internet. We create custom applications like maps, contact management and website customizations that are beyond the skills of other companies.

Software Development Checklist

Download our Software Development Checklist to ensure you make no mistakes in your custom software project. See our many short custom software case studies for an idea of the breadth of our software development successes.