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Nelson Brothers


Welcome to Nelson Brothers mobile app! Features include: History of Nelson Brothers, SDS and TDS for our Products, Nelson Brothers Facilities, Tech Tools to make your life easier: Blast and Timing Calculators, GPS Tool, Industry Links.

The Explosives Engineers’ Mobile App


Dyno Nobel’s Explosives Engineers’ app equips explosives engineers with the full range of blasting tools on all iOS and Android mobile devices. Access seven key blasting calculators, complete product line information and tech sheets, MSDS, industry specific case studies, unit conversions, GPS enabled and more with worldwide accessibility, even in remote locations.

Pocket Blast Guide


Orica’s Pocket Blast Guide app includes blasting formulas, calculations, conversion tables, product specs and other blasting data references. The free download is available for iOS, Android and Blackberry devices. Click here for more information.

Blaster's App


Blaster's App is an all-in-one tool for professional explosives engineers. It features calculators and tools a master blaster needs to be fast and productive on the job. Save time, gain accuracy and get the job done in minutes instead of hours.



Enter the world of the Bureau of Alcohol, Tobacco, Firearms and Explosives with the official ATF app. Learn about the history of the ATF from the early days of prohibition, to its present position at the frontline against violent crime. Users can also explore the various areas of ATF expertise, find the nearest ATF field office and stay in touch through email subscriptions to the latest ATF news.

Trig Solver


A triangle solver that has a regular triangle solver as well as a right triangle solver.