Free, with no adds. Please review.

This app makes it easy and quick to calculate and compare multiple bullet energy at various velocities and mass values.

Features:
• Add/remove/copy individual calculators.
• Calculate value for any field.
• Export results through email for backup and sharing (includes CSV file).
• Import calculators (CSV file) to continue editing.
• Individual field unit converters (e.g. convert mass value from grains to ounces).
• Custom app themes including dark/light theme.
• Configurable decimal point accuracy from 0 to 6.
• Set custom titles and notes for each calculator.
• Current calculators saved on exit and loaded next time the app is started.

Mass Units:
• Grains
• Grams
• Ounces
• Pounds
• Kilograms

Velocity Units:
• Feet/Second
• Meter/Second
• Miles/Hour
• Kilometer/Hour

Energy Units:
• Foot-Pounds
• Joules
• PF (kgr · ft / s) - Power Factor (kilo grain feet per second)
• PF (kg · m / s) - Power Factor (kilogram-meter per second)