AmorphousDiskMark
The facts below are what the maker publishes about AmorphousDiskMark, checked and dated. Our editors have not written about it yet.
Plans and prices
From AmorphousDiskMark's own pricing page, checked 24 Sep 2026.
| Plan | Price | What it gives you |
|---|---|---|
| AmorphousDiskMark | — | Disk read/write benchmarking |
| Free | Free | Free app · Mac only |
The facts
Each one read from AmorphousDiskMark's own pages, with the date it was checked.
What it does
- Benchmark caution
- The maker cautions that repeated read/write measurements may shorten the lifespan of the storage device.checked 11 Oct 2026
- Compatibility
- The maker lists macOS 10.9.5 or later as the operating system requirement.checked 11 Oct 2026
- Distribution
- The maker describes the app as free and open source and links to its source repository.checked 11 Oct 2026
- Interface
- The maker says it received permission from the author of CrystalDiskMark to use an identical or similar interface.checked 11 Oct 2026
- Offline use
- The maker’s help page says an app does not need an internet connection after it is downloaded.checked 11 Oct 2026
- Operating systems
- macOSchecked 24 Sep 2026
- Privacy
- Apple’s listing says the developer reports that the app does not collect data; Apple says this information has not been verified by Apple.checked 11 Oct 2026
- Purpose
- AmorphousDiskMark measures storage read/write performance in MB/s and IOPS.checked 11 Oct 2026
- Random tests
- It measures random 4 KiB block reads and writes at queue depths from 1 to 1024.checked 11 Oct 2026
- Results
- Read/write results can be displayed in MB/s or IOPS, and measurements can be copied as plain text or saved in a screenshot.checked 11 Oct 2026
- Sequential tests
- It measures sequential 1 MiB block reads and writes at queue depths from 1 to 1024.checked 11 Oct 2026
- Support
- The maker lists [email protected] as a contact address and directs users to its forum for tips and usage examples.checked 11 Oct 2026
- Test options
- Users can choose random or zero test data, measurement sizes from 16 MiB to 64 GiB, and intervals from 0 seconds to 10 minutes.checked 11 Oct 2026
- Workload areas
- Sequential read/write; random read/writechecked 24 Sep 2026
Money
- Free plan
- Nochecked 24 Sep 2026
The company
- Maker history
- Katsura Shareware says it was founded in 2004 and describes its mission as creating shareware that makes Macs more useful and fun to use.checked 11 Oct 2026
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