CalcBright · Office #38,501

What it is

Calls itself “calculators” and “converters”.

• Calls itself: calculators · converters

“CalcBright is a collection of 160+ free calculators and converters – mortgage, loan, take-home pay for 166 countries, sales tax & VAT, BMI, GPA, dates, units, live currency and gold prices.”

Where it puts itself

Rules out “sign-up”.

• Says it will not: sign-up

“No sign-up.”

What it costs

A free tier, free forever. No monthly plan.

• Monthly: no
• Free plan: free forever

“No sign-up.”

“100% free”

Who it sells to

Made for AI assistants and Developers.

• Made for: AI assistants · Developers

“Developers and AI assistants can use every calculator through a free API and MCP server.”

How it runs

A API and web app. Runs locally and works offline. Hosted in the cloud. Offers an API. AI is a side feature.

• Kind: api · web
• Runs where: cloud / hosted · on the device, offline
• API: yes
• AI role: a side feature

“Developers and AI assistants can use every calculator through a free API and MCP server.”

“Ask Questions are sent to our server and Cloudflare Workers AI to pick a calculator; the maths is done by our code.”

What it works with

Names Cloudflare Workers AI on its pages.

• Names: Cloudflare Workers AI

“CalcBright is a collection of 160+ free calculators and converters”

“Questions are sent to our server and Cloudflare Workers AI to pick a calculator”

What it offers as proof

Live, no waitlist. Claims “160+”. Try it without signing up. Publishes a blog.

• Number claimed: 160+
• Trial asks for: nothing

“No sign-up.”

“160+ free calculators & converters”