Alternatives to Ultimate++:

For Ultimate++ there are 5 alternative programs. Free: 5, paid: 0.

IntelliJ IDEA

IntelliJ IDEA is an integrated development environment created by JetBrains for professional software construction.

Price: Free Size: 466 MB Version: 2026.2.3 OS: Windows, Linux, MacOS

Visual Micro — Free Download. Arduino Development inside Visual Studio

Visual Micro is a plugin that integrates Arduino development directly into Microsoft Visual Studio, allowing compilation, uploading, and debugging for any Arduino or compatible board (ESP, STM, Adafruit) using the original Arduino ecosystem without modifying project files.

Price: Free Size: 12.55 MB Version: 2026.0422.1 OS: Windows

AppStudio

NSB/AppStudio is a complete, integrated development environment for creating native applications for iOS, Android, Windows, macOS, and Linux using JavaScript or BASIC.

Price: Free Size: 86.4 MB Version: 9.4.6.1 OS: Windows, MacOS

RAD Studio

RAD Studio is an integrated development environment that enables the creation of native applications for multiple operating systems, including Windows, macOS, iOS, and Android, from a single source code base.

Price: Free Size: 274 MB Version: 12.3 OS: Windows