Official APT Repository
TDE & Linux Native
x86_64

calc v1.0

A customizable, modern, and lightweight Windows 10/11 scientific calculator clone for Trinity Desktop (TDE) & Linux.

Method 1: Add the APT Repository (Recommended)

Add the official repository to receive regular automated updates via apt:

echo "deb [trusted=yes] https://seb3773.github.io/calc/ stable main" | sudo tee /etc/apt/sources.list.d/tde-calc.list
sudo apt update
sudo apt install tde-calc

Compatible with Q4OS, Debian, Devuan, Ubuntu, Linux Mint and all Debian-based distributions.

Method 2: Direct Package Downloads (v1.0)

Choose the package format best suited for your distribution:

Q4OS Installer (.qsi) Q4OS 1-Click

Graphical one-click installer designed specifically for Q4OS Trinity desktop.

Download .qsi
Debian / TDE (.deb) Recommended

Standard dynamically linked build for Trinity Desktop / Debian-based systems.

Download .deb
Standalone Portable (.AppImage) Universal

Self-contained portable package with bundled libraries (runs on any Linux distro).

Download AppImage

* Note: The Q4OS installer (.qsi) automatically configures the APT repository during installation for future updates.

Key Capabilities & Features

📐
Multiple Layout Modes
Standard, Scientific, Programmer (HEX/DEC/OCT/BIN & bit toggles), Date Calculation, and Statistics.
🔄
Unit Conversions
Comprehensive converter for Volume, Length, Weight/Mass, Temperature, Energy, Area, and Speed.
📜
Interactive History
Visual list of past calculations and results with memory recall and expression recovery.
Arbitrary-Precision Math
GNU Multiple Precision Arithmetic Library (GMP) backend for accurate high-precision arithmetic.
🚀
Zero-Lag Instant Startup
Embedded pre-decoded raw pixel pipeline with ultra-fast ZX0 in-memory decompression.
🎨
Deep Customizability
Dark/Light themes, custom and LCD fonts, icon styles (Default, Inverted, Color), and layout borders.

Screenshots

Standard Mode
Scientific Mode
Programmer Mode
Date Calculation
Unit Converter
History Window
Dark Theme
Settings & Fonts