Apps like ENGEL e-calc

Here are some great alternatives to ENGEL e-calc by Engel Austria GmbH :
Scientific Molding Guide
Scientific Molding Guide
★4.6
Electrical Calc Canada
Electrical Calc Canada
★5.0
Machinist Calc Pro 2
Machinist Calc Pro 2
★4.8
MOTORUN ENGINE TOOLS - PRO
MOTORUN ENGINE TOOLS - PRO
★3.8
Hydraulic System Calculator
Hydraulic System Calculator
★4.8
Civil Engineering Converter
Civil Engineering Converter
★5.0
Volume Calculator
Volume Calculator
★4.0
Flat Pattern Bend Calculator
Flat Pattern Bend Calculator
★4.5
Hydraulic Pumps
Hydraulic Pumps
★4.7
JWDTools (Engineering Tools)
JWDTools (Engineering Tools)
★4.9
Engineering Tools : Mechanical
Engineering Tools : Mechanical
★4.8
Engineering Weight Calculator
Engineering Weight Calculator
★4.2
Wood Crafter: Woodworking App
Wood Crafter: Woodworking App
★4.1
Oil Calculator Pro
Oil Calculator Pro
★4.6
Oilfield Calculations
Oilfield Calculations
★3.9
Drill and Tap Calculator
Drill and Tap Calculator
★3.4