StarWind RAM Disk
StarWind RAM Disk: A focused, free RAM disk for volatile Windows storage and temporary workloads. Ranked #24 of 24 in Virtual Drive Software by our editors (6.2/10); pricing: Free plan; best for users needing a volatile Windows RAM disk.
At a glance
- Editor score6.2 / 10
- PricingFree plan
- Best forUsers needing a volatile Windows RAM disk
- Free planYes
- Paid fromFree
- Founded2003 · Beverly, Massachusetts, USA
- Facts checked22 Sep 2026
Where it wins
- Free plan with no dedicated storage hardware required
- Configurable size, optional FAT formatting, and automount recreation
- Command-line controls plus C/C++ API access through StarRAM
Where it doesn't
- Contents are lost after reboot, shutdown, or device deletion
- Windows-only support limits cross-platform use
- Does not mount virtual disk image files or optical media
Our verdict on StarWind RAM Disk
StarWind RAM Disk is a free Windows utility that allocates part of a computer’s system RAM as a virtual storage device. It is aimed at users who need temporary, testing, development, troubleshooting, cache, or other high-performance workloads where persistence is not required. The tool creates a virtual disk with a configurable size and can optionally apply initial FAT formatting. Because the storage exists in RAM, its contents are lost when the computer restarts, shuts down, or the device is deleted.
The Free plan covers the product’s documented capabilities without a paid tier structure. It creates virtual storage without dedicated storage hardware and includes support for temporary, testing, and troubleshooting workloads. An automount option recreates the RAM disk after a Windows restart, which can reduce repeated configuration. However, automount does not restore the files that were stored on the previous disk; it recreates the storage device while keeping the product’s volatile behavior.
For technical workflows, StarWind RAM Disk extends beyond a graphical utility with command-line operations for creating, removing, and listing RAM disks, along with memory-query operations. The StarRAM driver also provides C/C++ API access for programmatic management. These controls make it a fit for Windows developers, testers, and administrators who need configurable RAM-backed storage. It is less suitable for anyone who needs durable files, cross-platform support, or mounting of image files and optical media. Choose it for a narrowly focused volatile RAM disk; choose an alternative when persistence or broader virtual-drive formats are central requirements.
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StarWind RAM Disk fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Image formats | Not verified |
| Max virtual drives | Not verified |
| Virtual disk files | No |
| Optical image mounting | Not verified |
| Write images | Not verified |
| Supported platforms | Windows |
| Persistent mounts | Yes |
| Deployment | Desktop |
| Platforms | Windows |
| Support | Email, Phone, Community, Docs |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Pricing | Free plan (source) |
| Website | starwindsoftware.com |
| Facts checked | 22 Sep 2026 |
Alternatives to StarWind RAM Disk
- DAEMON Tools LiteA broad Windows virtual-drive toolkit with a capable free license and four-device limit.9.3
- WinCDEmuA flexible, free Windows utility for mounting and managing optical-image files.9.2
- ImDiskA free, flexible Windows driver for mounting images and creating virtual disks.9.1
See all StarWind RAM Disk alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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