Injection Molding MoldCalcPro

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Content rating
Everyone
10+
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Content rating
Everyone
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About this app

MoldCalc Pro is a complete injection molding calculator built for process technicians, engineers, and students who work with plastic injection molding every day.

Stop guessing and stop digging through spreadsheets. MoldCalc Pro puts the essential scientific molding calculations in your pocket, with clear results and unit switching (metric/imperial) on every screen.

CALCULATIONS INCLUDED
- Shot size and barrel capacity
- Clamping force (tonnage)
- Cooling time estimation
- Residence time
- Production rate and efficiency
- Back pressure study
- Reynolds number for cooling channels
- Unit converter for molding

SCIENTIFIC MOLDING MODULE
- Viscosity curve study
- Cavity balance
- Pressure loss
- Gate seal study
- Cooling and linearity studies
- Check ring repeatability

DESIGN OF EXPERIMENTS (DOE)
- Taguchi arrays (L4, L8, L9, L16)
- Full factorial designs
- Main effects analysis with charts
- Optimal condition recommendation
- Save, load, and export studies to PDF

MATERIALS DATABASE
- Reference data for common resins (PP, ABS, PC, POM, Nylon, PEI and more)
- Processing temperatures and shrinkage

EXPORT AND SAVE
- Save your process studies
- Export complete reports to PDF to share with your team

Whether you are setting up a process on the floor, validating a new mold, training on scientific molding, or running a design of experiments, MoldCalc Pro helps you work faster and with more confidence.

Available in English and Spanish.
Updated on
Jun 14, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Device or other IDs
This app may collect these data types
Device or other IDs
Data is encrypted in transit
Data can’t be deleted

What’s new

Version 1.5:
- Save & Load information
- Scientific Module unlockable & DOE ($3.50)
- 7 scientific studies: Viscosity, Balance, Pressure, Gate, Cooling, Linearity, Check Ring
- Back pressure optimization study
- Production calculator
- Reynolds number calculator
- Bug fixes
Content rating
Everyone
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App support

About the developer
RAYMUNDO GRACIA REYNA
raymundogracia.93@gmail.com
Priv Amanecer 439 Col casa bella 88747 Reynosa, Tamps. Mexico