Volume Converter: Liter & Gallon (US Units and Imperial), Cubic Feet, Yards, & Meters

Available in the App Store

The Volume Converter app is a straight-forward and simple to use tool for volume conversions in both liquids and solids.

Volume Converters

• US/Imperial to Metric Units Conversion
• Metric to US/Imperial Units Conversion
• Inches & Centimeters Volume Conversion
• Feet, Yards, & Meters Volume Conversion

As well as the following conversion utilities,

Area Converters

• Inch and Shorter Conversion
• Feet & Yards & Meters Conversion
• Miles & Kilometers Conversion

Distance Converters

• Inches & Centi- & Millimeters Conversion
• Feet & Yards & Meters Conversion

Efficiency and Speed Converter

• Fuel Efficiency Conversion
• Speed Conversion (Boat speed, wind speed, etc)

Loan Calculators

• Boat Loan Payments
• Boat Loan Payments with Down Payment

All results can also be emailed through the iphone’s email application using an automatically filled-in email template provided with the app.

This app features:

• Send your calculations or conversions by email
• Universal App (iPhone, iPod Touch, and iPad)
• Retina Display graphics
• Fast app switching
• Automatically Saves Your Inputs

No network connectivity required.

Available in the App Store

This app is available for a discount to Apple-approved Education institutions through the Apple’s Volume Purchase Program.

Bicycle Spoke Calculator, Measured Mile & Speed Converter (MPH, KPH, Knots)

Available in the App Store

The Bicycle app is a useful application for anyone interested in bikes.

Bicycle

• Measured Mile
• Spoke Calculator

Speed Converter

• MPH, KPH, and Knots

Loan Calculators

• Auto Loan Payments
• Auto Loan Payments with Trade In

Fuel and Travel Conversions

• Commute Cost
• Relative Fuel Cost Difference
• Commuter Calculator
• Fuel Efficiency Converter

Miscellaneous Conversions

• Area Converter
• Distance Converter
• Imperial & US Units
• Metric Units Converter
• Miles & Kilometers Units
• Volume Conversion

This app features:

• Send your calculations or conversions by email
• Universal App (iPhone, iPod Touch, and iPad)
• iOS 5 & 6 are supported
• iPhone 5’s 4 inch screen and the original 3.5 inch screen are supported
• Retina Display graphics
• Fast app switching
• Automatically Saves Your Inputs

No network connectivity required.

 

Available in the App Store

Milling Speeds and Feeds Pro

Available in the App Store

Milling Speeds and Feeds Pro is built for machinists, CNC operators, and shop teams who need dependable cutting numbers quickly. It gives practical starting points for RPM, feed rate, and surface speed, then lets you save, reload, and refine setups for real work at the machine.

Whether you are dialing in a one-off part, repeating a proven setup, or training newer operators, this app helps reduce guesswork and keeps your process consistent across jobs.

Why shops use it
– Fast speeds and feeds calculator for daily milling setup
– RPM calculator based on SFM and tool diameter
– Feed rate calculation using proper tool model logic
– Surface speed (SFM) output for quick verification
– Built-in support for both end mills and drills
– End mill feed uses chip load and flute count
– Drill feed uses IPR (inches per revolution)
– Material-aware defaults to speed up first-pass programming
– Saves reusable jobs for repeat work and family-of-parts workflows
– Reloads saved jobs directly into inputs for recalculation and edits
– Clear action feedback with toast confirmations
– One-tap share for setup communication between operators and programmers

Material profiles included
– Aluminum
– Mild Steel
– Stainless Steel
– Brass
– Titanium

Practical controls for real setup work
– SFM mode selector: Low, Standard, Aggressive
– Flute count input for end mills (with explicit default)
– Diameter formatting for clean, professional input values
– Randomize option for realistic in-range sample setups
– Refresh and New actions to reset quickly between jobs

Built for speed on the shop floor
– Clean SwiftUI interface with quick navigation
– Designed for fast entry with minimal taps
– Useful for CNC mills, manual milling workflows, and prototype work
– Ideal for setup sheets, first-article runs, and process handoff

Great fit for these searches
– speeds and feeds calculator
– milling calculator
– cnc feed and speed calculator
– rpm and feed calculator
– sfm calculator
– end mill calculator
– drill feed rate calculator
– machinist calculator
– cnc machining app
– metal cutting calculator

Important note
– Results are practical starting points. Always verify against tooling manufacturer recommendations, machine rigidity, workholding, coolant strategy, and specific cut conditions.

Available in the App Store

This app is available for a discount to Apple-approved Education institutions through the Apple’s Volume Purchase Program.