Calculator.
Type or key in an expression and read the result as you go, in basic or scientific mode. The parser runs in your browser: nothing is uploaded, nothing is evaluated as code.2 modes15 functions12 significant digits0 bytes uploaded
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Set up MCPCalculator.
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Get ProHow it works
3 steps, no account. It runs in your browser and nothing is uploaded.
Pick a mode
Basic for everyday arithmetic, scientific for trigonometry, logarithms, powers and constants.
Enter the expression
Click the keys or type into the display; parentheses and function names work either way.
Read and continue
The result is shown as you type; press Enter or = to keep it and calculate with it.
Related tools
Nearby in the math and finance. Every one free, in the browser.
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- Age calculatorEnter a birth date and read an exact age in years, months and days, with the totals and the next birthday.
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Pricing
Build it with Pro
The tool is free. Pro adds 6,000+ blocks, premium templates and the MCP server, so your AI editor builds the product around it.
4.9/5 out of 5 · 150+ reviewsfrom 150+ founders and developers.
Billing
Billed once a year in USD. Cancel anytime.
- How many people can use the license.
- Client work, SaaS products and anything you charge for.
- Production-ready React sections: hero, pricing, features, dashboards and more.
- Complete multi-page sites you can ship as they are.
- React icons from every major library, installable with one command.
- Presets that restyle every block, in light and dark.
- Lets your AI editor search, preview and install blocks for you.
- Priority requests are answered first.
Individual
For personal projects & open source
$32instead of $49/mo
$389 billed yearly
- Seats: 1 seat
- Commercial use: Personal & open source only
- Pro blocks: 6,000+ blocks
- Templates: All 14 templates
- React icons: 294k+ icons
- Themes: All 59 themes
- MCP server: Basic usage
- Support: Standard
Team
Most popularFor freelancers, agencies & startups
$66instead of $99/mo
$789 billed yearly · ≈ $13/dev/mo
- Seats: Up to 5 seats
- Commercial use: Included
- Pro blocks: 6,000+ blocks
- Templates: All 14 templates
- React icons: 294k+ icons
- Themes: All 59 themes
- MCP server: High usage
- Support: Priority
Organization
For companies with larger teams
$132instead of $199/mo
$1,589 billed yearly
- Seats: Unlimited seats
- Commercial use: Included
- Pro blocks: 6,000+ blocks
- Templates: All 14 templates
- React icons: 294k+ icons
- Themes: All 59 themes
- MCP server: Unlimited usage
- Support: Priority
Billed once a year in USD. Cancel anytime.
Individual
For personal projects & open source
$32instead of $49/mo
$389 billed yearly
- How many people can use the license.Seats: 1 seat
- Client work, SaaS products and anything you charge for.Commercial use: Personal & open source only
- Production-ready React sections: hero, pricing, features, dashboards and more.Pro blocks: 6,000+ blocks
- Complete multi-page sites you can ship as they are.Templates: All 14 templates
- React icons from every major library, installable with one command.React icons: 294k+ icons
- Presets that restyle every block, in light and dark.Themes: All 59 themes
- Lets your AI editor search, preview and install blocks for you.MCP server: Basic usage
- Priority requests are answered first.Support: Standard
Team
Most popularFor freelancers, agencies & startups
$66instead of $99/mo
$789 billed yearly · ≈ $13/dev/mo
Everything in Individual, plus
- How many people can use the license.Seats: Up to 5 seats
- Client work, SaaS products and anything you charge for.Commercial use: Included
- Lets your AI editor search, preview and install blocks for you.MCP server: High usage
- Priority requests are answered first.Support: Priority
Organization
For companies with larger teams
$132instead of $199/mo
$1,589 billed yearly
Everything in Team, plus
- How many people can use the license.Seats: Unlimited seats
- Lets your AI editor search, preview and install blocks for you.MCP server: Unlimited usage
- Secure checkout via Stripe
- Code lives in your repo
- Keep what you've shipped if you cancel
- License terms
Questions and answers
Before you trust the result: what to know about the format, the limits and your data.
Build the product around it
Every block, template and icon, installed by your AI agent in your theme. The tools stay free.
Cancel anytimeKeep what you've shipped if you cancel