Offers RV Weight Calculator App for Kindle founder, David Gray, announces the availability of the Fifth Wheel St. (RV Weight Calculator) App at the Amazon Appstore.
Fifth Wheel St. App for Kindle Fire
Fifth Wheel St. App for Kindle Fire
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5th Wheel
Travel Trailer
Recreational Vehicle


Crestview - Florida - US


CRESTVIEW, Fla. - June 27, 2014 - PRLog --, a self-help RV safety website providing the only 13 point weight safety report and answering how to weigh an RV and other towable vehicles has made the Fifth Wheel St. App available for purchase at the Amazon Appstore. The app has been certified to function on most Amazon mobile devices, including the new Fire Phone.

Founder David Gray said that Fifth Wheel St. is the ultimate app that describes how to weigh a fifth wheel or gooseneck trailer and determines if owners are towing safely below their load ratings. Fifth Wheel St. is designed especially for RV owners, outdoor recreationalist, farmers and ranchers who tow fifth wheel or gooseneck trailers.

This towing weight calculator and safety report app provides step-by-step instructions that assist users with weighing their tow vehicles and fifth wheels or gooseneck trailers. The report details 13 weighing points including seven points indicating the safety margin or overload conditions by displaying red or green numbers.

Gray introduced the first Fifth Wheel St. App for iOS devices in May 2012 and later for Android devices in August 2012. The app has been certified to function on the following Amazon mobile devices: Fire HDX 7 WAN (3rd Gen), Kindle Fire HD 7 (2nd & 3rd Gen), Fire HD 8.9 WAN (2nd and 3rd Gen), Fire HDX 7 WiFi (3rd Gen), Fire HD 8.9 Wifi (2nd & 3rd Gen), Kindle Fire (1st & 2nd Gen) and the new Fire phone. The app sells for the low price of $1.99 for all devices.

Located at, Gray said it is one of the fastest growing self-help RV safety websites. It was founded in April 2011 to promote towing safety by providing tow ratings, simplified weighing worksheets, web-based and mobile app calculators as well as important articles and safety information to assist all who tow fifth wheel, gooseneck and conventional trailers.

David Gray
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Page Updated Last on: Jun 27, 2014

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