Overview
Cloudy Calculator – Updated & Revived
The beloved Cloudy Calculator Chrome extension is back — rebuilt from scratch to work entirely offline, with improved unit handling, better plural recognition, and fixes for mixed-unit arithmetic. This update preserves the original’s simplicity and power while modernizing its internals for accuracy and reliability.
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About this Update
• Based on the original Cloudy Calculator, now fully offline
• 100% pass rate on all 395 comprehensive tests from comprehensive_tests.html
• Enhanced unit parsing: recognizes plurals and aliases (liters, lbs, meters, hours, etc.)
• No dependency on online services for math or conversions
• Runs locally — no data ever leaves your browser
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Features
• Mixed-unit math: 10 lb - 2 kg in g, 2 cups + 500 ml in liters
• Unit conversions for length, area, volume, mass, time, speed
• Temperature conversions: 32 F to C, 100 C to K
• Number base conversions: binary, octal, hex, decimal
• Math functions: sin, cos, log, sqrt, pow, factorial, …
• Constants: pi, e, c (speed of light), phi, …
• Plural & alias handling: litres, lbs, meters, minutes, …
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Testing
This version has been verified with the original 395-case comprehensive test suite, achieving a 100% success rate.
Tests cover:
• All supported units & aliases
• Temperature & currency conversions
• Mixed-unit arithmetic
• Base number conversions
• Math function evaluations
• Constant resolution
• Robust error handling for invalid inputs
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Privacy
• No tracking
• No telemetry
• No analytics
• All calculations happen entirely in your browser
• No user data is ever stored or transmitted
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Whether you’re doing quick everyday calculations, converting obscure units, or running scientific computations, Cloudy Calculator – Updated & Revived delivers instant, accurate results with zero privacy trade-offs.
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