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Dev.to
6/17/2026
ACALCU: A Customizable, Lightweight Windows Calculator

ACALCU: A Customizable, Lightweight Windows Calculator

Original: I built a calculator that makes people smile. Here's why.

Short summary

A 13-year-old developer from India built ACALCU, a lightweight Windows calculator with customizable colors, fonts, and advanced math functions. The tool runs as a single .exe with minimal resource usage and auto-saves the last 50 calculations. Available free on GitHub.

  • •Teen developer launches customizable calculator app for Windows
  • •Independent styling control per button plus built-in scientific functions
  • •Single-file .exe distribution with low memory footprint

Generated with AI, which can make mistakes.

#product-launch
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