CalcBoard - Scientific Calculator

Name: CalcBoard - Scientific Calculator
Author: PeakwayHQ

Full scientific calculator in your browser sidebar. Trig, log, powers, memory, history, unit converter. Free forever.

As of June 2026, CalcBoard - Scientific Calculator has — users in the Productivity category.

PeakwayHQ Productivity

Chrome Web Store ↗.crx

Users0%

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Rating0%

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— reviews

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Version

1.0.0

Manifest V3

History

2 snapshots

Tracking since May 28, 2026.

Not enough history yet for this metric — the chart fills in as we collect more snapshots.

View as table

Date	Users	Rating	Reviews	Version
May 28, 2026	—	—	—	1.0.0
Jun 6, 2026	1	—	—	1.0.0
Now	—	—	—	1.0.0

Permissions & access

Permissions: storagesidePanel
Host access: None declared

Screenshots

CalcBoard - Scientific Calculator screenshot 1

CalcBoard - Scientific Calculator screenshot 2

About

CalcBoard is a full-featured scientific calculator that lives in your browser sidebar. Access it instantly with one click or keyboard shortcut (Ctrl+Shift+K / Cmd+Shift+K).

✨ FEATURES

Scientific Functions
• Trigonometry: sin, cos, tan and inverse functions
• Logarithms: log₁₀ and natural log (ln)
• Powers: square, cube, custom exponents, square root
• Constants: π and e

Developer Tools
• Base conversion: Decimal, Hexadecimal, Binary
• Perfect for programmers working with colors, memory addresses, or bitwise operations

Unit Converter
• Length: mm, cm, m, inches, feet
• Weight: g, kg, lb, oz
• Temperature: Celsius, Fahrenheit, Kelvin
• Data: B, KB, MB, GB, TB

Productivity
• Calculation history - never lose your work
• Memory functions: MC, MR, M+, M−, MS
• Keyboard shortcuts for power users
• Clean, dark interface that's easy on the eyes

🔒 PRIVACY
• No account required
• No data collection
• Works completely offline
• Your calculations stay on your device

Free forever. No ads. No tracking.