Build Stunning Apps 5X faster for Windows, Android, iOS, macOS, and Linux. RAD Studio 10.4 delivers significantly enhanced high-performance native Windows support, increased productivity with blazing fast code completion, faster code with managed records and enhanced parallel tasks on modern multi-core CPUs, over 1000 quality and performance enhancements, and much much more.

10.4 is Now Available
We are pleased to announce that RAD Studio 10.4 Sydney is now available. This release adds significant new and enhanced Windows capabilities throughout the product in addition to major productivity and performance enhancements across supported platforms. Delphi 10.4, C++Builder 10.4 and RAD Studio 10.4 are available to download by any active Update Subscription customer.

RAD Studio 10.4 Overview
Significant Windows Enhancements. Deliver visually stunning apps with crisp high DPI UI elements on 4k monitors with new flexible styling support for visual controls. Integrate secure modern web technologies through Microsoft’s new WebView2 based on Chromium. Build modern enhanced title bars similar to Office, Explorer, Google Chrome, and others. Significant stability improvements with a new debugger for C++ Windows 64-bit.
Increased Productivity. Increase productivity through blazing fast code completion in the IDE. Better compatibility with existing code and simpler coding through unified memory management. Rapidly bind data with Visual LiveBindings’ enhanced architecture and improved performance. Get easy access to popular C++ libraries like ZeroMQ, SDL2, SOCI, libSIMDpp, and Nematode. Expanded Amazon AWS cloud support.
Performance & Quality Enhancements. Over 1,000 quality and performance improvements. Achieve better code efficiency through new custom managed records. Run code faster with enhanced parallel tasks on modern multi-core CPUs. Experience better screen rendering performance on macOS and iOS with Metal API support. Better compatibility with existing code and simpler coding through unified memory management.

Only for V.I.P