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AI website builder for creating and updating a business website.

Customise a resume and compare it with a job description

Cash-back offers for eligible shopping

Buy ebooks with browser and downloadable reading routes

Molecular-biology quantities with visible formulas

Calculators for primers, reaction setup and molecular quantities

Check TLS protocols and ciphers from the command line

Validate route origins against RPKI data

Compare PDF pages visually and export highlighted differences

Count text and set writing goals

Build a resume while checking the free export and renewal boundary

AI study platform for homework help, notes, flashcards, quizzes and exam prep.

Count words and inspect text statistics

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Original series, films and separately labelled viewing offers

Compare answers from ChatGPT, Claude, Gemini and other AI models side by side.

Statistical tests, power analysis and descriptive tools

Focused browser calculators for statistical questions

Focused statistics tools for research calculations

Browser tools for beam and structural calculations

Fluid-flow calculators for pipes, valves and measurements

Molecular masses, formulas and isotope distributions

Laboratory calculations beside molecular-biology utilities