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Language Learning

Vocabulary basics, common phrases, hiragana, study time, flashcards count.

Spanish, French, German, Italian, Japanese basics.

Calculators

Step-by-step calculators with formulas, examples, and FAQs.

Generators, converters, and utilities — all client-side.

Reference tables: standards, codes, sizes, conversions.

Quizzes and drills to test and build your knowledge.

Unit conversions across length, weight, volume, and more.