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Encryption
Health & Fitness
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Explore quick tools for your wellness journey—calculate BMI, BMR, TDEE, heart-rate zones, body fat estimates, macros, and more.
Financial
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Explore quick tools to manage your money—calculate mortgage & loan payments, compound interest and savings growth, ROI, NPV & IRR, retirement needs, tax estimators, budgets, and more.
Engineering
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Practical calculators for engineering work—beam & column design, beam deflection, stress & strain, material properties, fluid mechanics, thermodynamics, heat transfer, electrical circuit analysis and more.
Mathematics
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Fast, accurate tools for math problems—algebra (equation & system solvers), calculus (derivatives, integrals, limits), linear algebra (matrices, determinants, eigenvalues), geometry & trigonometry, statistics & worked solutions.
Random Generators
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Generate randomness instantly—secure password & passphrase makers, random numbers & ranges, UUIDs, color palettes, lorem ipsum/text samples, names & usernames random dates/times, sample datasets, and more.
Encrypt & Decrypt
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Practical cryptography tools—symmetric encryption/decryption (AES, ChaCha20), asymmetric key generation & conversion (RSA, ECC), hashing (SHA-2/3), Password generator & strength checker etc.
