Free iOS App
An Extensible Calculator Library for iOS
KevCalc bundles focused, single-purpose calculators into one free iOS app — starting with EV vs Gas, a fuel-cost comparison tool backed by live U.S. energy price benchmarks.
Coming Soon to theApp StoreCalculators
Each calculator in KevCalc is a focused, isolated tool. Tap one to learn more.
Why KevCalc
A small, focused app built around a few simple ideas.
Free & Open Source
KevCalc is free to use, with source available on GitHub.
Live Benchmark Pricing
Where a calculator benefits from real-world pricing, KevCalc fetches live U.S. benchmarks so your starting numbers are current.
Fully Local — No Accounts
No sign-up, no cloud sync. Your inputs are stored on your device and never leave it.
Extensible Library
KevCalc is built to grow — new calculators can be added to the library over time.