Search results

Integration with visible input, steps and graphs

A searchable catalogue of calculations and conversions

Air-travel carbon estimates with a published methodology

A maintained HP-42S calculator simulator

Visual calculator forms with custom price rules

Graph equations, inspect points and evaluate functions

Equations explored through graphs and symbolic methods

An Android calculator with scientific mode and history

Engineering formula calculators by discipline

An iPad-first tutoring board that saves lessons as A4 pages in a book for each student.

Mortgage broker that compares lender rates and shows the real cost of each loan.

Compare text contrast with its size, weight and colour direction in view.

WordPress forms for estimates, payments, and front-end submissions

Food nutrient lookup, comparisons and personal recipe records

Algebra entry with solving, factoring and graphing modes

Scientific expressions with variables and numerical calculus

A notepad calculator with variables and calendar expressions

A simplified photovoltaic energy-production estimate

Instrument-specific observing calculations

Room-mode calculations for rectangular and shaped rooms

Plan prepaid travel data with a separate calling-number benefit

VidStats is a YouTube analytics platform with real-time tracking, competitor analysis, and creator tools.

Formula calculators with selectable input units

Practical finance, cooking and unit calculations