Free Online Tools
50 free tools that run entirely in your browser, nothing is uploaded, no sign-up needed. Pick the problem you want to solve.
Business Tools
Add or remove 15% SA VAT.
Profit Margin CalculatorMargin %, markup % and profit.
Markup CalculatorPrice from cost + markup.
Break-Even CalculatorUnits and revenue to cover costs.
Gross Profit CalculatorGross profit and margin from COGS.
Invoice GeneratorTotals with optional 15% VAT.
Marketing Tools
Return on investment %.
CTR CalculatorClick-through rate %.
CPC CalculatorAverage cost per click.
CPM CalculatorCost per 1,000 impressions.
UTM BuilderTrackable campaign URLs.
Discount CalculatorSale price and savings.
Text Tools
Words, sentences, reading time.
Character CounterCharacters, lines, meta checks.
Case ConverterUpper, lower, title, sentence.
Text CleanerStrip extra spaces and blanks.
Duplicate Line RemoverDeduplicate and sort lists.
Text SorterAlphabetical, numeric, by length.
Lorem Ipsum GeneratorPlaceholder paragraphs.
Developer Tools
Beautify, minify, validate.
UUID GeneratorRandom v4 IDs in bulk.
Password GeneratorStrong random passwords.
Base64 EncoderEncode and decode, Unicode-safe.
CSS MinifierShrink stylesheets.
HTML Layout GeneratorPage shells with preview.
CSS Starter GeneratorReset + variables file.
CSS Grid GeneratorVisual grid builder.
Flexbox PlaygroundConfigure flex visually.
CSS Button GeneratorStyled buttons, copy CSS.
CSS Gradient GeneratorLinear + radial blends.
Box Shadow GeneratorDepth with preview.
URL EncoderEncode and decode URLs.
Hash GeneratorSHA-256/512 checksums.
Regex TesterTest patterns live.
Website Tools
Live WHOIS across 9 extensions.
Link ExtractorAll links + anchors from HTML.
HTML MinifierShrink markup, bytes saved.