Documents4 tools
See the Documents category overview for context and comparisons.
Notepadfreenotepad.appFree online notepad that works in your browser.
Document Writerfreepage.appFree browser document writer with rich-text formatting.
Spreadsheetsfreesheet.appFree browser spreadsheet with formulas like SUM, AVG, VLOOKUP.
Presentationsfreeslides.appFree in-browser presentation builder.
PDF3 tools
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Images2 tools
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Text3 tools
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Word Counterfreewordcounter.appLive word and character counter in your browser.
Case Converterfreecaseconverter.appConvert text between UPPER, lower, Title, Sentence, snake_case, kebab-case, camelCase, PascalCase, and more.
Lorem Ipsum Generatorfreeloremipsum.appGenerate lorem ipsum placeholder text by paragraph, sentence, word, or exact character count.
Developer16 tools
See the Developer category overview for context and comparisons.
JSON Formatterfreejsonformatter.appFree JSON formatter in your browser.
Base64 Encoder/Decoderfreebase64.appEncode and decode Base64 for text and files.
Regex Testerfreeregextester.appTest regular expressions with live match highlighting, capture groups, and flags.
Diff Checkerfreediffchecker.appCompare two texts or files side-by-side.
SQL Formatterfreesqlformatter.appFree SQL formatter and beautifier.
Code Beautifierfreecodebeautify.appFormat HTML, CSS, JavaScript, TypeScript, JSON, XML with one click.
CSS Gradient Generatorfreegradientgen.appVisual CSS gradient generator for linear, radial, and conic gradients.
Box Shadow Generatorfreeboxshadow.appDesign CSS box-shadow visually with live preview.
Color Converterfreecolorconvert.appConvert colors between HEX, RGB, HSL, HSV, and CMYK formats.
HTML to PDFfreehtmltopdf.appConvert HTML to PDF for free in your browser.
CSV to JSONfreecsv2json.appConvert CSV to JSON and JSON to CSV in your browser.
AI Token Counterfreetokencounter.appCount tokens for GPT-5, Claude Opus 4.
AI Prompt Testerfreeprompttester.appCompare GPT, Claude, Gemini, Grok across 370+ models — side-by-side or in chat, in your browser, with your own API keys.
AI Cost Calculatorfreeaicostcalculator.appEstimate monthly LLM API spend across GPT, Claude, Gemini, Grok and 370+ models.
Files to Promptfreefilestoprompt.appDrop files in, fit them into your model's context window, get one packed prompt.
Color Palette Generatorfreepalettegen.appGenerate beautiful color palettes in your browser.
Productivity6 tools
See the Productivity category overview for context and comparisons.
Typing Speed Testfreetypingtest.appFree typing speed test.
Habit Trackerfreehabittracker.appFree daily habit tracker with streak counting.
Pomodoro Timerfreepomodoro.appFree browser pomodoro timer with 25-minute focus sessions and 5-minute breaks.
Emoji Pickerfreeemojipicker.appSearch any emoji by name, category, or keyword.
Chat Roomfreechatroom.appInstant password-protected chat rooms.
Draw Boardfreedrawboard.appFree real-time collaborative whiteboard.
Utilities6 tools
See the Utilities category overview for context and comparisons.
QR Code Generatorfreeqrcodegen.appFree QR code generator for URLs, text, Wi-Fi credentials, vCards, emails, phone.
Password Generatorfreepasswordgenerator.appGenerate cryptographically strong random passwords.
Unit Converterfreeunitconvert.appConvert between length, weight, temperature, volume, area, speed, data size, and more.
Meme Generatorfreememegen.appCreate memes with top and bottom captions.
Loan Calculatorfreeloancalc.appCalculate loan payments, total interest, and amortization schedules for free.
Text to Speechfreetexttospeech.appConvert text to natural speech free in your browser.