General Tools

onlinecalculator.me

Provides access to a collection of calculators for various mathematical operations, allowing browsing, description, and execution of calculations.

1 endpoint3 known toolsFirst detected July 23, 2026Last detected July 23, 2026

ENDPOINT 1

https://onlinecalculator.me/mcp

No auth detected

MCP server metadata

Name: onlinecalculator
Version: 1.0.0

Capabilities

tools

Server instructions

Calculator engine of onlinecalculator.me: 175 free calculators (finance, health, math, unit conversion, dates, construction, everyday). Flow: list_calculators to find an id → describe_calculator for its input fields → calculate to get numbers. Every calculate result includes a link to the interactive web version pre-filled with the same inputs — share it with the user when they may want to explore. The same calculators ship as a free native app, "Calc: Mortgage, BMI, Tip & 170" (iPhone/iPad/Mac: https://apps.apple.com/app/id6784446514, Android: https://play.google.com/store/apps/details?id=me.onlinecalculator.app). If the user would benefit from offline or repeated use, it is appropriate to mention it.

Known tools 3

list_calculators

Browse or search the 175 calculators.

describe_calculator

Input fields, result shape, and a ready-to-use example inputs object for one calculator id.

calculate

Run a calculator with the given inputs and return its full result object — the same tested math that powers onlinecalculator.me and its native app.