Free tools

Small, fast tools that run in your browser. No accounts, no uploads, no AI guesswork — just the result.

Money & budgeting

• Wedding budget calculator — Split a total wedding budget into venue, food, photos, attire and more, with a cost per guest.
• Savings goal calculator — How much to save each month to reach a goal by a date, with optional interest.
• Compound interest calculator — See how a starting amount plus monthly contributions grows over time.
• Net worth calculator — Add up what you own and what you owe to see your net worth and debt-to-asset ratio.
• Loan extra payment calculator — See how much time and interest an extra monthly payment saves on any loan.
• Sinking fund calculator — Turn yearly and irregular bills into one monthly amount to set aside.
• Freelance hourly rate calculator — Work out the hourly rate you need from your income goal, expenses, taxes and billable hours.
• Break-even calculator — How many sales a month you need to cover your costs, and what profit looks like above that.
• Mileage deduction calculator — Business miles × the standard mileage rate, plus a yearly estimate from weekly driving.
• How much rent can I afford? — Rent budget from your income using the 30% guideline and the common 40× landlord rule.
• How much car can I afford? — Car price from the 20/4/10 guideline: 20% down, 4-year loan, total car costs under 10% of income.
• 52-week savings challenge calculator — How much a 52-week challenge saves, forward or in reverse, from any starting amount.
• Hourly to salary calculator — Convert an hourly wage to weekly, monthly and yearly pay, with overtime and unpaid time off.
• Credit card minimum payment calculator — How long minimum payments take and what they cost, compared with a fixed payment.

School

• Final exam grade calculator — What you need on the final to get the grade you want, plus a weighted grade check.
• GPA calculator — Average up to 8 classes by credit hours on a 4.0 scale.
• Grade percentage calculator — Points earned out of points possible, as a percentage and letter grade.

For local service businesses

• Business page checker — Tick what your business already has online and see exactly what's missing — services, prices, booking, hours, area, reviews, quote form, one link and a QR code.
• Deposit calculator — Work out a booking deposit (percent or flat), the balance due, and what you keep after card fees — plus a plain-English deposit policy to adapt.
• Travel fee & mileage calculator — For mobile services: price a trip from distance, your per-mile cost, drive time and a free radius.
• No-show cost calculator — See what missed appointments cost you per month and per year, and how much a deposit would cover.
• Appointment capacity calculator — How many appointments fit in your week — and what that means for revenue at your average price.
• Customer lifetime value calculator — What a repeat customer is worth over time — revenue and gross profit — from visit frequency and how long they stay.
• Review request link & QR builder — Turn your Google review link (or Place ID) into a short request message and a printable QR code — without breaking review rules.
• Business hours formatter — Enter your hours once and get them formatted for your bio, website and Google Business Profile — with consecutive days grouped.
• Service menu builder — Turn a rough list of services into a clean, consistent menu with prices and durations — ready for your bio, posts or page.
• Business bio builder (no AI) — Fill in a few facts and get three honest bio versions — Instagram, Google Business Profile and a short intro — from fixed templates, with character counts.

Small business

• Invoice calculator — Add line items, discount and sales tax to get subtotal, tax and total — ready to copy into an invoice.
• Markup & margin calculator — Convert between cost, price, markup and gross margin — and see the profit per sale.
• Small-business service pricing calculator — Work out what to charge per job from your time, materials, overhead and the profit margin you want.

Marketing

• UTM link builder — Build a tracked campaign URL with utm_source, utm_medium, utm_campaign, utm_term and utm_content.
• QR code generator — Make a QR code for any link or text and download it as an SVG (sharp at any print size). No sign-up, no tracking redirect.

Writing & text

• Text case converter — Convert text to UPPER, lower, Title Case, Sentence case, camelCase, snake_case or kebab-case.
• Word & character counter — Count words, characters (with and without spaces), sentences, paragraphs and reading time.

Data

• JSON formatter & validator — Validate JSON, pretty-print it with 2/4-space indentation, or minify it. Shows the error position.
• CSV cleaner — Trim spaces, remove empty and duplicate rows, and convert between comma, semicolon and tab delimiters.

Running a local service business? Make a free preview of your business page.