Free Tools
80+ simple, free tools to help you create, launch and sell faster — grouped by what you're doing. No signup, no catch, nothing uploaded.
Money & pricing
Fuel Cost Calculator
Work out the fuel cost of any trip or commute — enter distance, fuel economy (MPG or L/100km) and price to see the total, fuel used, and the per-person cost if you carpool.
Open tool →Sales Tax & VAT Calculator
Add sales tax/VAT to a price, or remove it from a tax-inclusive total. Enter the amount and rate to see the net, tax and gross — and avoid the common reverse-tax mistake.
Open tool →Loan Payment Calculator
Work out the monthly payment on a loan, car finance or mortgage — enter the amount, rate and term to see your monthly payment, total interest, and total repaid.
Open tool →Compound Interest Calculator
See how savings and investments grow over time — enter a starting amount, monthly contributions, rate and years for the future value, total interest earned, and a year-by-year breakdown.
Open tool →Markup vs Margin Calculator
Markup and margin aren’t the same — enter cost and price to see both, or set a target margin to get the right price. Clears up the confusion that quietly eats profit.
Open tool →Tip Calculator & Bill Splitter
Work out the tip and split the bill in seconds — enter the bill, pick a tip percent, and split between any number of people to see the tip, total, and amount each.
Open tool →Percentage Calculator
Three quick percentage calcs in one: X% of a number, what percent one number is of another, and percentage increase/decrease. Instant answers as you type.
Open tool →3D Print Cost Calculator
Enter filament price, print weight, time and power to see your real cost per print — plus a suggested sale price at the margin you want. For anyone selling 3D prints.
Open tool →Digital Product Profit Calculator
Enter price, sales and platform fees to see your real profit per sale plus monthly and yearly income. For Gumroad, Etsy and any digital seller.
Open tool →Freelance Rate Calculator
Turn your income goal into the hourly and day rate you actually need — accounting for taxes, time off and non-billable hours.
Open tool →Freelance Invoice Generator
Fill in your details and line items, then print or save a clean, professional invoice as PDF. No signup.
Open tool →Newsletter Revenue Calculator
Enter your list size, open/click/conversion rates and price to project how much your email list could earn per campaign, month and year.
Open tool →Sales Goal Calculator
Enter your monthly income goal and price to see exactly how many sales — and how much traffic — you need to hit it. Works backwards from your target.
Open tool →Discount & Promo Calculator
See your sale price and take-home — plus the number most sellers miss: how many more sales a discount needs to break even on revenue.
Open tool →Gumroad Fee Calculator
Enter your price and monthly sales to see Gumroad's fee per sale and exactly what you keep — per sale, per month and per year.
Open tool →Where Should I Sell? Platform Fee Comparison
Compare your take-home on Gumroad vs Etsy vs Payhip vs Lemon Squeezy side by side for your price and sales — and see which platform wins for your numbers.
Open tool →Recurring Revenue (MRR) Projector
See how a subscription, membership or recurring-affiliate base compounds over 12 months — with churn factored in and your steady-state ceiling.
Open tool →Pricing Tier Generator
Turn one price into a Good/Better/Best structure — anchored price points and what to put in each tier, using real pricing psychology.
Open tool →Etsy Fee Calculator
Enter your price and shipping to see Etsy’s listing, transaction and processing fees broken down — and exactly what you keep per sale and per month.
Open tool →Annual vs Monthly Pricing Calculator
Setting a subscription? Turn a monthly price and discount into an annual price, effective monthly cost, and the "months free" equivalent to frame the offer.
Open tool →Affiliate Income Calculator
Project affiliate earnings from clicks × conversion × commission — including how recurring (lifetime) commissions compound into a steady monthly income.
Open tool →Conversion Rate Calculator
Enter visitors and conversions to get your conversion rate, value per visitor, and the traffic you would need to hit a sales goal. Benchmark and improve what is working.
Open tool →Profit Margin & Markup Calculator
Enter your cost and either a target margin or a selling price to get price, profit, margin % and markup %. For makers, resellers and shops who price on purpose.
Open tool →Break-Even Calculator
Enter fixed costs, price and cost per unit to see the units and revenue you need to break even — plus profit at a target volume. Know your floor before you launch or run ads.
Open tool →Content & writing
Reading Time Calculator
Paste text to estimate reading and speaking time, with adjustable words-per-minute for posts, scripts or speeches. Live word count. For writers and presenters.
Open tool →URL Slug Generator
Turn any title into a clean, SEO-friendly URL slug — lowercase, hyphenated, accent- and punctuation-safe, with optional stop-word removal and length limit. Copy with one click.
Open tool →Lorem Ipsum Generator
Generate placeholder text by paragraphs, sentences or words, with the classic "Lorem ipsum…" start option and one-click copy. For mockups, layouts and design.
Open tool →Text Case Converter
Convert text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case and kebab-case instantly — with live word/character count and one-click copy.
Open tool →Content Hook Generator
Type a topic and goal, get scroll-stopping content hooks for X, LinkedIn, Instagram, threads and short video — instantly. Click to copy.
Open tool →Blog Headline Analyzer
Paste a headline and get a score on length, word balance, power & emotional words, structure and SEO — with tips to make it more clickable.
Open tool →Value Proposition Generator
Turn who you help, the outcome and your method into clear one-line pitches, bios and taglines you can copy — using the proven "I help X do Y" formula.
Open tool →Niche & Offer Idea Generator
Don't know what to sell? Enter a skill and an audience and get concrete, sellable offer ideas — products and services — using proven formats.
Open tool →Product Description Generator
Turn your product, audience and benefits into a clean, persuasive listing description — hook, bullets and CTA — ready to paste into Gumroad, Etsy or your shop.
Open tool →Blog Post Title & Idea Generator
Enter a topic and get 12 click-worthy blog post titles and angles built from proven headline formulas — how-to, list, question, ultimate guide and more. Tap to copy.
Open tool →Word & Character Counter
Live word and character counts with checks against social & SEO limits — title tags, meta descriptions, tweets, Pinterest. Trim your copy to fit instantly.
Open tool →Content Calendar Generator
Enter your niche and get a balanced posting plan (educate, inspire, engage, behind-the-scenes, promote) with concrete prompts for 7, 14 or 30 days. Tap to copy.
Open tool →Marketing & social
Email Subject Line Tester
Paste a subject line and get an instant score on length, spam triggers, caps and curiosity — with tips to lift your open rate.
Open tool →CTA Button Generator
Turn your offer into high-converting call-to-action button copy — benefit-driven, first-person variations you can paste onto any page, email or checkout.
Open tool →Social Media Bio Generator
Turn what you do into ready-to-paste profile bios for X, Instagram and LinkedIn — several styles, with live character counts so they fit each platform.
Open tool →Quote Wallpaper Maker
Type any quote, pick a colour theme and size, and download a clean phone or desktop wallpaper instantly — no signup, no watermark. Runs in your browser.
Open tool →Etsy Tag Generator
Turn your product and keywords into 13 relevant, ≤20-character Etsy tags — long-tail, buyer-intent phrases you can paste straight into your listing.
Open tool →Pinterest Pin Description Generator
Turn your topic and keywords into scroll-stopping pin titles, a keyword-rich SEO description front-loaded for Pinterest search, and related keywords to weave in. Tap to copy.
Open tool →UTM Link Builder
Add campaign tracking (source, medium, campaign) to any URL so your analytics shows exactly which pin, email or post drove the click. Build it, copy it, paste it.
Open tool →Hashtag Generator
Enter a topic and get a ready-to-copy mix of broad, niche and long-tail hashtags for Instagram, TikTok or Pinterest. Tap any tag or copy them all.
Open tool →Business & Shop Name Generator
Enter a keyword and get dozens of brandable shop, store and business name ideas using proven naming patterns. Tap to copy, then check availability before you commit.
Open tool →Email Subject Line Generator
Enter your topic and get a dozen high-open-rate subject lines using proven formulas (curiosity, benefit, urgency, question, number). Tap to copy, then score the winner.
Open tool →Website & launch
robots.txt Generator
Build a valid robots.txt in seconds — allow or block crawlers, disallow specific paths, add your sitemap, then copy or download. For SEO and clean site launches.
Open tool →Favicon Generator
Make a favicon from an image or a letter/emoji, download the key sizes (32, 180, 512) and copy the exact HTML link tags to paste in your site. Runs in your browser, no signup.
Open tool →Cookie Consent Banner Generator
Generate a lightweight cookie consent banner as a copy-paste HTML snippet — your wording, colors and policy link, remembers the visitor’s choice. No library, no signup.
Open tool →Refund & Return Policy Generator
Set your refund window and terms (physical, digital, services, EU/UK rights) and get a clear refund & return policy to copy onto your store. Completes the legal-pages set.
Open tool →Terms & Conditions Generator
Answer a few questions about your site/store (sales, digital goods, accounts, affiliate links) and get clean, plain-English Terms & Conditions to copy. Pairs with the privacy policy generator.
Open tool →Privacy Policy Generator
Answer a few questions about your site (analytics, email, payments, GDPR/CCPA) and get a clean, plain-English privacy policy to copy onto your site. No signup.
Open tool →Email Signature Generator
Fill in your details and get a clean, professional HTML email signature — live preview, then copy it straight into Gmail, Outlook or Apple Mail. No signup.
Open tool →Link-in-Bio Page Generator
Build a clean "link in bio" page and download it as a single HTML file you can host anywhere for free — a no-signup, no-monthly-fee Linktree alternative with live preview.
Open tool →Meta Description Generator
Turn your topic, keyword and benefit into SEO meta descriptions under 155 characters — with live counts and a keyword check. Copy and paste.
Open tool →Open Graph Meta Tag Generator
Turn your title, description, URL and image into ready-to-paste Open Graph + Twitter Card meta tags so your links show a proper preview when shared. Copy into your <head>.
Open tool →Design & developer
Running Pace Calculator
Enter your distance and time to get your pace per mile and per kilometre, your speed, and projected finish times for 5K, 10K, half and full marathon at that pace.
Open tool →Square Footage & Area Calculator
Add up the area of one or more rooms in square feet or metres, with a waste allowance and optional price per unit to estimate flooring, carpet, tile or paint costs.
Open tool →Daily Calorie & BMR Calculator
Estimate your daily calorie needs and BMR with the Mifflin-St Jeor equation — enter age, sex, height, weight and activity to see maintenance calories plus lose/gain targets.
Open tool →GPA Calculator
Calculate your weighted grade point average on a 4.0 scale — add your courses, letter grades and credit hours, and get your GPA instantly. Add as many classes as you need.
Open tool →Time Duration Calculator
Work out the hours and minutes between a start and end time, as a decimal too, with optional break deduction and overnight-shift support. Built for timesheets and payroll.
Open tool →Age Calculator
Find your exact age from your date of birth — years, months and days, total days and weeks lived, and a countdown to your next birthday. Or get your age on any chosen date.
Open tool →BMI Calculator
Calculate your Body Mass Index in metric or imperial — enter height and weight to see your BMI, the category, and the healthy-weight range for your height.
Open tool →Unit Converter
Convert between metric and imperial units instantly — length, weight, temperature and volume. Type any value and every other unit updates at once. Accurate, no signup.
Open tool →Markdown Table Generator
Paste spreadsheet data (CSV or tab-separated) and get a clean, aligned Markdown table for GitHub, docs and READMEs. Choose alignment, copy with one click.
Open tool →Date Calculator
Find the number of days between two dates, or add/subtract days to land on a deadline (refund windows, launches, timelines). Instant, runs in your browser.
Open tool →Unix Timestamp Converter
Convert Unix timestamps (seconds or milliseconds) to readable dates and back — UTC and local time, plus the live current epoch. For developers. Runs in your browser.
Open tool →Aspect Ratio Calculator
Resize images or video without distortion — enter the original size and one new dimension to get the other, plus the simplified ratio (like 16:9). Instant.
Open tool →UUID Generator
Generate random v4 UUIDs — one or in bulk — with options for uppercase, no hyphens or braces. Cryptographically random, copy with one click. Runs in your browser.
Open tool →Hex to RGB Converter
Convert a color between HEX, RGB and HSL instantly, with a live swatch. Pick a color or paste a hex value and copy any format. For designers and developers.
Open tool →URL Encoder & Decoder
Percent-encode text for safe use in URLs and query strings, or decode an encoded URL back to readable text. UTF-8 safe, two-way, runs in your browser — nothing uploaded.
Open tool →Base64 Encoder & Decoder
Encode text to Base64 or decode it back, instantly and UTF-8 safe (handles emoji and accents). Works fully in your browser — nothing uploaded. One-click copy.
Open tool →JSON Formatter & Validator
Paste JSON to beautify, minify or validate it instantly — clean indented output, one-line minify, and clear error messages. Runs in your browser, nothing uploaded.
Open tool →CSS Gradient Generator
Design linear or radial CSS gradients visually — pick colors and angle, preview live, and copy the background CSS. With a random button for inspiration. For designers and developers.
Open tool →Strong Password Generator
Generate strong, random passwords with a crack-time/entropy estimate. Choose length and character types, copy instantly. Cryptographically secure and 100% in your browser.
Open tool →Color Contrast Checker
Enter a text and background color to see the contrast ratio and whether it passes WCAG AA & AAA for normal and large text — with a live preview. For accessible, readable design.
Open tool →Image Compressor & Resizer
Shrink and resize images (JPG, PNG, WebP) right in your browser — nothing is uploaded. See the size saved and download instantly. Great for product photos and fast pages.
Open tool →QR Code Generator
Turn any link or text into a QR code, pick your colors, and download a crisp PNG or scalable SVG. Great for products, packaging, menus and link-in-bio. No signup, no tracking.
Open tool →Color Palette Generator
Generate harmonious 5-colour palettes in one click — analogous, complementary, triadic or monochrome. Lock colours you like, regenerate the rest, copy any hex.
Open tool →More tools
Pomodoro Focus Timer
A focus timer for deep work: 25-minute sprints and short breaks, customizable lengths, a session counter and a gentle chime. Get more done. Runs in your browser.
Open tool →Looking for done-for-you templates and toolkits instead? Browse our resources & products.