It can be used for - Picket Fences - Bench / chair backs - Decking or column flutes - Balusters / Staircases / Banisters What users say: "I don't know how many times I've messed up on my calculations, this app is perfect for what I need and well worth the money" "Carpenter Tools is an awesome app and can be used for a multitude of tasks, and is with you wherever you go" Features - Measure Total Length - Member Width - Member Height - Angle - Measure with one end / both / or none - Measure with Max Spaces or Max Centers - Get Measurements in Feet or Inches - Measurements from near side, center, or far side - Get number of Members needed If you are not 100% satisfied with this calculator please email us at [email protected] so we can make things right before posting any negative reviews.