Numbers > Maths For Engineers

• Android apps to help with maths; Graphs File
• Engineering Maths URL

  Searchable topics with diagrams for engineering mathematics. Requires Android 4.0.3 up. Free.
  By Engineering Apps.

• Electrical Engineering URL

  Electrical tool, calculator and formulae. Requires Android. Free.
  By GK Soft

• Basic Electrical Engineering URL

  Electrical engineering materials with flash cards for revision. Requires Android 4.0.3 up. Free.
  By Engineering Apps

• Bubble level Spirit Level URL

  Level, angle, tilt measurements. Requires Android 4.0.3 up and is free.
  By NixGames

• Concrete Calculator URL

  Calculates concrete volume required. Requires Android 1.6 up. Free.
  By GK Soft