Calcora

Calcora — One app. Every calculation.

Stop juggling a dozen single-purpose calculators. Calcora brings 19 precision tools together in one fast, beautifully designed app — from everyday math to live precious-metal valuation — with a tech-inspired interface, 5 themes, and 14 languages.

EVERYDAY & SCIENTIFIC

• Basic calculator with history tape

• Scientific calculator (trig, log, powers, DEG/RAD)

• Tip & bill split with service presets

LIVE MARKETS — our standout feature

• Precious Metal: gold / silver / platinum — enter weight (g or oz), pick purity (24K/22K/18K/14K), get instant valuation with a 24h sparkline, and save your valuation history

• Currency converter with a live FX rate board

• A dedicated Markets tab with Bloomberg-style spot tiles

FINANCE

• Loan & mortgage — monthly payment + total interest

• Compound interest — contributions & 4 compounding frequencies

• Discount & sales tax

LIFE

• Hourly ⇄ annual wage

• Calorie / TDEE (Mifflin–St Jeor)

• Fuel economy (metric & MPG)

• Beer ABV

PRO & INDUSTRY

• Renovation materials (tile & paint)

• Woodwork board-feet

• Baking cup⇄gram converter

• Textile GSM & yarn count

• Jewelry weight (ct/g/grain/ozt)

• Concrete volume & bags

• Ohm's Law (V/I/R/P)

WHY CALCORA

• 5 stunning themes — Deep Space, Terminal, Future, Solar Amber, and a clean Daylight light mode

• 14 languages, auto-matched to your device: English, 简体中文, 繁體中文, Español, Português, Italiano, Français, Deutsch, Русский, 日本語, 한국어, Tiếng Việt, हिन्दी, العربية

• Privacy-first: no account, no sign-up. Your calculations, history and settings stay on your device

• Real-time results as you type — no "equals" needed

• Designed for iPhone, optimized and lightning fast

FREE & PRO

Basic, Scientific and Tip are always free. Unlock any professional tool for a single use by watching a short ad, or go Pro for unlimited, ad-free access to all 19 tools plus precious-metal history cloud sync.

• Calcora Pro — Monthly $0.99 · Yearly $4.99 (best value, ~$0.42/mo)

Subscriptions are billed through your App Store account and auto-renew unless cancelled at least 24h before the period ends; manage anytime in App Store settings.

Download Calcora and replace your calculator drawer with one elegant app.

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Privacy Policy: [link]