• Business
    Software &
    App Development
    Secure and branded electronic commerce solutions for industry-leading
    corporations,small businesses, government, and retail channels.


Over the years we've honed our skills and have taken our proven strategies from whiteboard to boardroom. A talented group of programmers has the latitude to work fluidly which allows for better products.


One shining example of our development abilities is our LetterMark email suite. LetterMark allows your employees hit “send” to extend your brand.


When you invest in a Research Triangle Software product you get the support of a team of individuals that believe in quality. Your questions are always welcome and we will always work to make you, our customers, happy.

Client Testimonials


Business Software

Our LetterMark and CryptoLock products have been used by companies successfully year after year. The LetterMark™ system adds branding, web-integration and enhanced contact information to your daily email. On the market for over four years, this sophisticated technology offers capabilities and advantages far beyond alternatives such as embedded graphics, email stationary or signature files.

CryptoLock Encryption Software provides quick and easy encryption for all of your files.

App Development

With Hundreds of thousands of downloads on itunes Research Triangle Software products have been very susscessful. From Finance to Early Childhood Education. Our latest product with great reviews is our Camera Timer DC, This version allows for the use of both iPhone and iPad cameras and provides an easy way to take time delay photos, such as a flower blooming or fast action sequence photos such as a car race or a batter swinging at a ball game.

Our Company

Research Triangle Software, Inc. offers secure and branded electronic commerce solutions for industry-leading corporations, small businesses, government, and retail channels. Based in Cary, NC, RTS strives to continually produce advanced applications and services and has a unique approach to the future portable security and branding needs for individual, corporate, and government users. Current solutions include CryptoLock™ encryption software, LetterMark® Web-enhanced Email, CryptoStick® brand products, and the RTS Portable Security Suite™.

  •   Research Triangle Software, Inc.
         1140 Kildaire Farm Road Suite 304
         Cary, NC 27511
  •   Telephone: +1 866-206-2426