# QUICKCALC Command [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) **Function Description:** This command is used to open the QUICKCALC calculator. Users can use it to perform a variety of math, science, and geometric calculation, as well create and use variables and convert measurement units. **Command Access:** > **Icon:**  > **Menu:** Tools > Palettes > QuickCalc > **Ribbon:** View > Palettes > QUICKCALC > **Toolbar:** Standard > QuickCalc > **Command:** QUICKCALC > **Alias:** / > **Shortcut:** Right-click and select QuickCalc/CTRL+8 **Command Prompts: /**  --- **Related References：** - [Commands about the QuickCalc Calculator (GstarCAD 2026)](../../2026/Commands/Commands%20about%20the%20QuickCalc%20Calculator.md) **Related Tasks：** - [To Start the QuickCalc Calculator (GstarCAD 2026)](../../2026/Commands/To%20Start%20the%20QuickCalc%20Calculator.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences/QUICKCALC.html) · © Gstarsoft Co., Ltd.