Unit converter

Length, mass, temperature, and data sizes, with decimal and binary units kept apart.

Runs in browser

Use from your agent

Streamable HTTP at https://benchline.fabwaseem.com/mcp. No key. The tool name is convert_units.

mcp.jsonjson
1{
2 "mcpServers": {
3 "benchline": {
4 "url": "https://benchline.fabwaseem.com/mcp"
5 }
6 }
7}
tools/calljson
1{
2 "jsonrpc": "2.0",
3 "id": 1,
4 "method": "tools/call",
5 "params": {
6 "name": "convert_units",
7 "arguments": {
8 "category": "length",
9 "from": "example",
10 "to": "example",
11 "value": "example",
12 "precision": 6
13 }
14 }
15}

How it works

Free unit converter for length, mass, volume, temperature, area, speed, and time, plus decimal data units (kB, MB) and binary data units (KiB, MiB). Set the number of decimal places.

  1. 01

    Pick a category

    Length, mass, volume, temperature, area, speed, time, or data. Decimal and binary data are separate.

  2. 02

    Choose the units

    Enter a value and the precision. Swap exchanges the two units.

  3. 03

    Read the whole category

    The selected result is on top. Every other unit in the category is listed under it.

FAQ