Apps by 鸿宇 何
Keyboard Math: Symbols & Units app icon

Utilities

Keyboard Math: Symbols & Units

鸿宇 何

Free download In-app purchases unconfirmed
Open on Apple

About this app

Type math symbols and engineering units anywhere — right from your keyboard. keyboardMath is the custom keyboard built for STEM students, engineers, teachers, and anyone tired of hunting for special characters. Insert Greek letters, calculus symbols, fractions, exponents, and common physical units in any app that uses a keyboard. Why keyboardMath? Math & Science Symbols: Instant access to Greek letters (∞, π, ∑, ∫), operators, relation symbols, and LaTeX-style characters. Engineering & Data Units: One-tap insertion of metric prefixes, SI units, temperature, length, weight, and more. Custom Skins: Personalize your keyboard with themes, colors, and backgrounds that match your style. Works Everywhere: Use it in Notes, Messages, email, LMS apps, calculators, and any app that supports third-party keyboards. Fast & Lightweight: Optimized keyboard extension with quick category switching and a clean, distraction-free layout. Privacy First: No full access required for core features; your typing stays on your device. Whether you're grading papers, writing lab reports, solving homework, or messaging equations to a colleague, keyboardMath saves taps and keeps you in flow. Download keyboardMath today and make your iOS keyboard as smart as your work.

Latest release

What’s New

Version 1.1 Jul 10, 2026

Your math keyboard just got smarter. • Built-in calculator: type an expression like 12×3+5 and see the result live — tap = to insert it instantly. • Live unit converter: type “100cm” and get m, km, in, ft in one tap. Length, weight, area, temperature, and speed. • Faster setup: a new welcome guide walks you through enabling the keyboard in seconds. • Smoother, more polished look throughout.

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
0 ratings
0 Sep 17, 2026 · 0 ratings Sep 17, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free 0×
Price history
Current Free
Free Sep 17, 2026 · Free Sep 17, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Sep 17, 2026 · 1:14 PM Free

Screenshots

Keyboard Math: Symbols & Units iPhone screenshotKeyboard Math: Symbols & Units iPhone screenshotKeyboard Math: Symbols & Units iPhone screenshotKeyboard Math: Symbols & Units iPhone screenshotKeyboard Math: Symbols & Units iPhone screenshotKeyboard Math: Symbols & Units iPhone screenshotKeyboard Math: Symbols & Units iPhone screenshot