All Free Tools
Every calculator, converter and maker on ToolNest, grouped by section. Type to find the one you need.
Freelancer Tools 13
- Billable Hours CalculatorWork out how many hours you can realistically bill once admin and sales are counted.
- Contractor Day Rate CalculatorWork out the day rate you need, allowing for holidays and gaps between contracts.
- Emergency Fund Calculator for FreelancersWork out how much cash to keep for quiet months, and how long it will take to save.
- Freelance Hourly Rate CalculatorFind the hourly rate you need to hit your take-home income goal after tax, expenses and time off.
- Freelance Invoice GeneratorCreate, customize and download professional freelance invoices as PDFs. No sign-up, no watermarks, files stay on your device.
- Freelance Retainer CalculatorTurn your hourly rate into a monthly retainer fee, and see what the client's real usage does to your rate.
- Hourly to Annual Income CalculatorSee what an hourly rate adds up to per day, week, month and year.
- Income Smoothing CalculatorTurn irregular freelance income into a steady monthly salary with a safety buffer.
- Late Payment Interest CalculatorCalculate interest and fixed compensation on an overdue invoice, including UK statutory interest.
- Project Pricing CalculatorTurn your hours, costs and a safety buffer into a fixed project quote and deposit.
- Retirement Savings CalculatorSee what your pension or retirement savings could grow to, and the income they might give you.
- Timesheet CalculatorAdd up a week of start and finish times, less breaks, and see what to bill at your hourly rate.
- Working Days CalculatorCount working days between two dates, or add working days to a date, skipping US or UK public holidays.
United States 7
- 1099 vs W-2 CalculatorFind the 1099 hourly rate that matches a W-2 salary and benefits package.
- Business Mileage Deduction Calculator (2026)Work out your deduction with the 2026 IRS rates, including the July 1 rate change.
- Federal Tax Bracket Calculator (2026)See which 2026 federal tax bracket you're in, the tax in each bracket, and your marginal and effective rates.
- Freelancer Take-Home Pay Calculator (2026)See what you keep after 2026 federal income tax, self-employment tax and state tax.
- Home Office Deduction CalculatorCompare the simplified and regular home office methods and see which gives more.
- Quarterly Estimated Tax Calculator (2026)See what to pay the IRS each quarter in 2026, including the safe harbor that avoids penalties.
- Self-Employment Tax Calculator (2026)Work out 2026 Social Security and Medicare tax on your freelance profit, and the half you can deduct.
United Kingdom 7
- Business Mileage Allowance Calculator (55p rate)Claim mileage at HMRC's rates, including the new 55p car rate from April 2026.
- Dividend Tax Calculator (2026 to 2027)Work out tax on your dividends for 2026 to 2027, with the dividend allowance and your other income.
- Payments on Account CalculatorSee what Self Assessment payments are due in January and July, and plan for the first-year shock.
- Self-Employed Tax and NI Calculator (2026/27)Work out Income Tax and Class 4 National Insurance on your 2026 to 2027 profits, including Scotland.
- Sole Trader vs Limited Company Calculator (2026/27)Compare take-home pay as a sole trader and as a company director, with 2026 to 2027 dividend rates.
- VAT Calculator UK (20%)Add 20% or 5% VAT to a price, or take the VAT out of a total, with the £90,000 registration rule.
- Working From Home Expenses CalculatorCompare HMRC's flat rate with a share of your actual bills and claim the higher.
Canada 5
- CPP and EI Calculator (2026)Work out your 2026 CPP, CPP2 and EI deductions as an employee, per year and per pay, and what your employer adds.
- Employee vs Contractor Calculator (Canada)Find the contract rate that matches a salaried job once benefits and employer CPP are counted.
- GST/HST CalculatorAdd or remove GST, HST and provincial sales tax for any province or territory.
- Self-Employed Tax Calculator Canada (2026)Work out 2026 federal tax and both halves of CPP on your self-employment income.
- Tax Instalments Calculator (Canada 2026)Check if you need quarterly instalments in 2026 and compare the current-year and prior-year options.
Australia 5
- Employee vs Contractor Calculator (Australia)Find the contract rate that matches a salary plus 12% super and paid leave.
- GST Calculator AustraliaAdd 10% GST to a price or work out the GST inside a total.
- Sole Trader Tax Calculator (2026–27)Work out 2026–27 tax, Medicare levy and offsets on your sole trader income.
- Take-Home Pay Calculator Australia (2026–27)Work out your 2026–27 salary after tax and the Medicare levy, per fortnight, month and week, plus super.
- Voluntary Super Contribution Calculator (2026–27)See the tax you save by adding to super, and check the new $32,500 cap.
PDF Tools 15
- Add a Watermark to a PDFStamp DRAFT, CONFIDENTIAL or your own words across the pages.
- Add Page Numbers to a PDFNumber the pages of a PDF, in the corner and style you choose.
- Add Text to a PDFType on any page of a PDF, in the font, size, colour and style you choose.
- Compress PDFMake a PDF smaller for email and uploads, while text stays sharp.
- Delete Pages from a PDFRemove the pages you don't need and save a new PDF.
- Edit or Remove PDF PropertiesChange a PDF's title, author and keywords, or remove all its hidden properties before you share it.
- Extract Pages from a PDFPick the pages you need and save just those as a new PDF.
- JPG to PDF ConverterTurn photos and pictures (JPG, PNG and more) into one PDF.
- Merge PDF FilesJoin several PDFs into one file, in the order you choose.
- PDF to JPG ConverterSave PDF pages as sharp JPG or PNG pictures.
- PDF to Text ConverterCopy the words out of a PDF, or save them as a plain text file.
- Rearrange PDF PagesDrag pages into a new order, or reverse them, and save the PDF.
- Rotate PDF PagesTurn sideways or upside-down pages the right way up: one page or all of them.
- Sign a PDFDraw or type your signature, place it on the page and save the signed PDF.
- Split PDFSplit a PDF into smaller files by page ranges, or one file per page.
Resume & CV Maker 6
- Australian Resume BuilderAn Australian resume on A4 with key skills and referees, following Workforce Australia's template.
- Canadian Resume BuilderA Canadian resume of up to two pages, with volunteer work and languages, following Job Bank advice.
- Cover Letter MakerWrite a cover letter laid out for the US, UK, Canada or Australia, and download it as a PDF.
- Resignation Letter MakerWrite a polite resignation letter with your last working day, for the US, UK, Canada or Australia, and download it as a PDF.
- UK CV MakerA UK CV on A4 with a personal profile and references line, following National Careers Service advice.
- US Resume BuilderA one-column US resume on Letter paper, following the US Department of Labor's CareerOneStop advice.
Business Tools 6
- Break-Even Analysis CalculatorFind the exact unit volume and sales revenue needed to cover fixed overheads and start making a profit.
- Customer Lifetime Value CalculatorWork out what a customer is worth in gross profit, compared with what it costs to win them (LTV:CAC).
- E-Commerce ROAS & Break-Even CalculatorCalculate Return On Ad Spend, break-even ROAS based on product profit margins, and true campaign net profits.
- Payment Processing Fee CalculatorWork out card processing fees, your net payout, and how much to invoice to cover the fee.
- Profit Margin & Markup CalculatorFind your gross margin, markup percentage and net profit from your costs and selling price.
- Quote and Estimate GeneratorMake a clear price quote or estimate for a client and download it as a PDF. No sign-up.
Career & Salary 8
- Job Offer Comparison CalculatorCompare two job offers on salary, bonus, benefits, hours and commuting, and see which pays more per hour.
- Overtime Pay CalculatorWork out weekly pay with time-and-a-half and double-time hours.
- Pay Rise CalculatorSee your raise as a percentage and in money, and whether it beats inflation.
- Salary to Hourly CalculatorConvert an annual salary into equivalent hourly, daily, weekly, bi-weekly and overtime rates.
- UK Holiday Entitlement CalculatorYour minimum paid holiday in days or hours, including part-time and irregular hours.
- UK Statutory Redundancy Pay CalculatorWork out the legal minimum redundancy pay from your age, service and weekly pay.
- UK Take-Home Pay Calculator (2026/27)Your salary after Income Tax, National Insurance, student loan and pension for 2026 to 2027.
- US Take-Home Pay Calculator (2026)Calculate your net W-2 paycheck after 2026 federal income tax, FICA (Social Security & Medicare), and state tax.
Education & Writing 6
- Citation Generator (APA, MLA, Harvard)Make APA 7, MLA 9 and Harvard references for websites, books and journal articles.
- College GPA Calculator (4.0 Scale)Calculate semester and cumulative college GPA on a 4.0 scale, weighted by course credits.
- Final Grade CalculatorFind the score you need on your final exam to get the course grade you want.
- UK Degree Classification CalculatorWork out your degree mark and class (First, 2:1, 2:2) and the final-year marks you need.
- Weighted Grade CalculatorWork out your course grade so far from weighted categories such as homework, quizzes and exams.
- Word Counter & Readability AnalyzerCount words, characters, sentences, estimated reading time, speaking time, and Flesch readability grade level.
Developer Tools 6
- Base64 Encode and DecodeEncode text to Base64 or decode it back, standard or URL-safe, and turn files into data URLs.
- Color Converter (HEX, RGB, HSL)Convert colours between HEX, RGB, HSL, HSV and CMYK, with shades and contrast against white and black.
- JSON Formatter & ValidatorBeautify, minify, and validate JSON code 100% locally in your browser with instant syntax error highlighting.
- Password GeneratorMake strong random passwords with your choice of length, letters, numbers and symbols. Made on your device.
- Unix Timestamp ConverterConvert epoch timestamps in seconds or milliseconds to dates in UTC and your time zone, and back.
- WCAG Color Contrast CheckerCheck text and background color combinations against WCAG 2.1 AA and AAA legal web accessibility standards.
Personal Finance 4
- Compound Interest CalculatorSee how regular deposits and compound interest grow your investments over time, with a year-by-year schedule.
- Monthly Expenses CalculatorAdd up your monthly bills and spending, see your yearly total and what's left from your pay.
- Mortgage Payment CalculatorCalculate monthly principal, interest, taxes and insurance payments for fixed-rate home loans.
- Savings Goal CalculatorFind how much to save each month to reach a goal by a set date, with interest added.
Everyday Utilities 6
- Discount CalculatorWork out the sale price and what you save, with a second discount or sales tax, and the percent off between two prices.
- Percentage CalculatorWork out X% of a number, what percent one number is of another, percentage change, and adding or taking off a percent.
- QR Code GeneratorMake a free QR code for a link, text, Wi-Fi network, email or phone number. Download PNG or SVG. Never expires.
- Random Number Generator and PickerFair random numbers in any range, with or without repeats, or random picks from a list of names.
- Tip & Bill Split CalculatorEvenly split restaurant bills, work out custom gratuity percentages, and round up totals cleanly.
- Universal Unit ConverterConvert between metric and imperial measurements for length, weight, temperature, volume and area.
Image Tools 4
- Compress ImageMake JPG, PNG and WebP pictures smaller for email and uploads, to a quality you choose or under a file size.
- Crop ImageCut a picture to the part you want, free or to a shape such as square or 16:9, and turn or flip it.
- Image Converter (JPG, PNG, WebP)Change pictures to JPG, PNG or WebP: WebP to JPG, PNG to JPG, JPG to PNG and more.
- Resize ImageMake photos and pictures a new size in pixels or by a percentage, one at a time or many at once.
Date & Time 5
- Add or Subtract Days from a DateFind the date a number of days, weeks, months or years before or after any date, such as 30 days from today.
- Days Between Dates CalculatorCount the days between two dates, in days, weeks, and years, months and days.
- Online Timer and StopwatchA countdown timer with an alarm sound, and a stopwatch with laps. Free, in your browser.
- Time Zone ConverterSee a time in several cities at once, with summer time, and find hours that work for everyone.
- Week Number CalculatorFind the week number of any date (ISO and US style), and the dates of any week of the year.
Text Tools 3
- Case ConverterChange text to Sentence case, lower case, UPPER CASE, Title Case, camelCase, snake_case and more.
- Remove Duplicate Lines and SortTidy a list: remove repeated and empty lines, trim spaces, and sort A to Z, by number or by length.
- Text Compare (Find the Differences)Paste two versions of a text and see exactly what was added and removed, by line or by word.
Brain Games 15
- Four in a RowDrop counters and get four in a line before the computer does, or play a friend on the same device.
- Klondike SolitaireThe classic patience card game. Turn over 1 or 3 cards, with unlimited undo. Tap to move cards.
- Memory MatchTurn over cards two at a time and find every pair in as few moves as you can.
- Mental Math TestAnswer as many sums as you can in 60 seconds: adding, taking away, times tables and division.
- Mine FinderA minesweeper-style logic puzzle. Use the numbers to find every hidden mine. Your first tap is always safe.
- Nonogram (Picture Logic Puzzle)Use the number clues to fill the right squares and reveal a hidden pattern. Three sizes.
- Number Memory TestRemember a number, then type it. Each right answer adds a digit. How long a number can you hold?
- Number Merge PuzzleSlide the tiles and join equal numbers to reach 2048. A calm puzzle for a short break.
- Reaction Time TestTap the moment the box turns green. Five tries give you an average reaction time in milliseconds.
- Sequence Memory TestWatch the squares light up, then tap them in the same order. Each round adds one more.
- Sliding Puzzle (15 Puzzle)Slide the numbered tiles back into order. Play the classic 15 puzzle, or a smaller or bigger board.
- SnakeThe classic Snake game: eat the food, grow longer and don't crash. Arrow keys or swipe.
- SudokuFree Sudoku puzzles in easy, medium and hard, each with one solution. Notes, hints and mistake checks.
- Typing Speed Test (WPM)Check your typing speed in words per minute and your accuracy with a 30, 60 or 120 second test.
- Word SearchFind the hidden words in a fresh grid every time. Five themes, easy and hard puzzles.
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