iScreensaver for macOS - System Requirements

For Screensaver operation:

macOS 10.11 (El Capitan) to 14.3 (Sonoma)
CPU: Core 2 Duo or later (core i3, 1.5GHz or greater recommended) or M1 (Apple Silicon)
GPU: Dedicated or Integrated with 128MB VRAM and support for WebGL 1.1.
RAM: 2GB (4GB or more recommended).
Disk: 100MB free disk space.
Software: all current updates. Safari (WebKit) must be updated to version 11.1.2 or higher.

For Authoring Screensavers with iScreensaver Designer:

macOS 10.12 (Sierra) to 14.3 (Sonoma) (macOS Monterey 12.6 or higher recommended).
CPU: Core i3 or later (core i5, 1.5GHz or greater recommended) or M1 (Apple Silicon)
GPU: Dedicated or Integrated with 128MB VRAM and support for WebGL 1.1.
RAM: 8GB RAM (16GB recommended).
Disk: 500MB free disk space.
Software: all current updates. Safari (WebKit) must be updated to version 11.1.2 or higher.

Important: We strive for maximum compatability, but can not guarantee operation on any particular system. Please use our free download to make sure the software meets your needs before you purchase.

iScreensaver for Windows - System Requirements

For Screensaver operation:

Windows 10 or 11 (32 or 64 bit) fully updated (through version 23H2): supported.
Windows 7, 8, or 8.1: support depends on the hardware and software of the individual machine as well as the author's choice of assets (audio-visual content) and can not be guaranteed, but most content will work as expected.
See our Technical note about Windows 7, 8, and 8.1 support.
CPU: Core 2 Duo or later (core i3 1.5GHz or greater recommended).
RAM: 2GB RAM or more.
Disk: 100MB free disk space.
Software Update: fully updated Internet Explorer 11 engine with JavaScript enabled. IE must be at patch level 11.0.110 or higher.
GPU: Dedicated or Integraded with 128MB VRAM, with vendor-specific Video drivers.

For Authoring Screensavers with iScreensaver Designer:

Windows 10 or 11 (64 bit) version 1809 or later (23H2 or later recommended).
CPU: Core i3 or later (2GHz or greater recommended).
4GB RAM (8GB or more recommended).
500MB free disk space.
Software Update: fully updated Internet Explorer 11 engine with JavaScript enabled. IE must be at patch level 11.0.110 or higher.
GPU: Dedicated or Integraded with 128MB VRAM, with vendor-specific Video drivers.