---
title: "Calculator Directory | BQ Calculator"
canonical: "https://calculator.bqtools.com/calculators/"
description: "Browse and search 14 published BQ Calculator tools for finance, health, construction and everyday decisions."
---

# Calculator Directory

Search all 14 published BQ Calculator tools. Every tool below is complete, indexable and calculated locally in your browser.

### Compound Interest Calculator

Project savings and investment growth with recurring contributions and compound interest.

### Mortgage Payment Calculator

Estimate principal and interest, taxes, insurance, HOA costs and total monthly mortgage payment.

### Loan Payment Calculator

Calculate installment-loan payments, total interest and the impact of optional extra monthly payments.

### Savings Goal Calculator

Estimate the monthly contribution needed to reach a savings target by a chosen date and interest rate.

### Calorie Deficit & TDEE Calculator

Estimate BMR, maintenance calories and a calorie target based on your activity and goal.

### BMI Calculator

Calculate adult BMI, view the standard category range and estimate the BMI 18.5–24.9 weight interval for your height.

### Concrete Calculator

Estimate concrete volume, waste allowance, premix bags and ready-mix requirements.

### Paint Calculator

Estimate interior wall paint from room dimensions, openings, coats and product coverage.

### Flooring Calculator

Estimate floor area, waste allowance, material quantity and full-box requirements for common flooring projects.

### Tip Calculator & Bill Splitter

Calculate tax, tip, total bill and the amount each person owes.

### Percentage Calculator

Solve common percentage-of, percent-of-total and percentage-change calculations instantly.

### Scientific Calculator

Evaluate arithmetic and scientific expressions with trig, logs, roots, powers, constants, memory and keyboard input.

### Unit Converter

Convert length, mass, area, volume, speed, temperature, time and digital-storage units locally in your browser.

### Date Difference Calculator

Find the exact number of days, weeks and calendar years, months and days between two dates.

## Machine-readable resources

- Calculator registry: https://calculator.bqtools.com/calculators.json
- Site index: https://calculator.bqtools.com/llms.txt
- Full agent text: https://calculator.bqtools.com/llms-full.txt
- Agent discovery index: https://calculator.bqtools.com/agent-index.json