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Bug fixes; more options to try premium features.
Type naturally, calculate instantly. Free offline notepad calculator for Android
LogicNote is a free natural language calculator notepad for Android. Instead of tapping buttons, just type — and results appear instantly on every line. It works like a smart notepad that understands math. ───────────────────────────── HOW IT WORKS ───────────────────────────── Just type naturally: 40 hours at $35/hour → $1,400.00 flight $340 + hotel $120 x3 → $700.00 $5000 + 18% tax → $5,900.00 100 km in miles → 62.14 miles Jan 1 + 90 days → Apr 1, 2025 Words are ignored. Numbers, units, and operators are calculated automatically. ───────────────────────────── KEY FEATURES ───────────────────────────── ✦ NATURAL LANGUAGE MATH Type like you think. No buttons, no formulas. "rent 1200 utilities 150 food 400" → 1,750 ✦ PERCENTAGE CALCULATOR • $200 + 15% → $230 • 30% of 950 → 285 • 45 out of 60 → 75% • 900 is what % of 1200 → 75% ✦ CURRENCY CALCULATOR Supports $, €, £, ₹, ¥ and all ISO currency codes. Built-in exchange rates. Works fully offline. • split $120 three ways → $40 • 1500 INR in USD → ~$18 ✦ UNIT CONVERTER Length, weight, volume, temperature, speed, area, data, energy. • 5 ft 11 in cm → 180.34 cm • 30°C in °F → 86°F • 70 mph × 3 hours → 210 miles ✦ DATE & TIME CALCULATOR • days until Dec 25 → days remaining • today - 2 weeks → exact date • 9:00 AM + 90 min → 10:30 AM ✦ VARIABLES Define once, reuse across lines. rate = $35 40 hours × rate → $1,400 ✦ RUNNING TOTAL A live Total bar shows the sum of all results. Type "total" anywhere to reference it. ✦ EXPORT & SHARE Copy, share as text, or export as a clean image. ───────────────────────────── WHY LOGICNOTE ───────────────────────────── ✓ 100% offline — no internet required, ever ✓ No account, no login, no tracking ✓ Auto-saves every second ✓ Clean notepad interface — reads like plain text ✓ Free to download and use ───────────────────────────── WHO IS IT FOR ───────────────────────────── ★ Freelancers calculating invoices and hourly rates ★ Students doing unit conversions and math problems ★ Travelers converting currencies and distances ★ Anyone who does quick math inside a notes app ★ Professionals tracking expenses and budgets ───────────────────────────── PRO UPGRADE (optional, one-time) ───────────────────────────── Upgrade to LogicNote Pro for $2.99 (one-time, no subscription): • Remove all ads • Unlimited documents • Syntax color themes • Premium editor fonts • Font size control • Watermark-free image export ───────────────────────────── COMPARE ───────────────────────────── Regular calculator: buttons only, no context Spreadsheet app: complex, overkill for quick math Notes app: no calculations LogicNote: natural language + math + units + dates — all in one ───────────────────────────── LogicNote is the notepad calculator app Android has been missing. Free. Offline. No account needed. Download and try it in 30 seconds.