Alternative apps to Arduino IDE:
Arduino IDE Alternatives
The Arduino IDE 2.x is an improvement of the classic IDE, with increased performance, improved user interface and many new features, such as autocompletion, a built-in debugger and syncing sketches with Arduino Cloud.
The new major release of the Arduino IDE is faster and even more powerful. In addition to a more modern editor and a more responsive interface it features autocompletion, code navigation, and even a live debugger. The Arduino IDE 2 features a new sidebar, making the most commonly used tools more accessible. Read more.