Ideal for engineers, architects, designers, purchasers, estimators and students(or anyone who need fast and easy professional calculations with a relatively short learning curve.) Features: 1. 3 general inputs methods are used: a.) meters, b.)inches c.) Architectural style. 2. continuous calculating methods. 3. 6 different output formats for results. 4. results can be emailed. 5. 6 accuracy levels: 1/8", 1/16", 1/32", 1/64", 1/128" and 1/256"