正面对决
| JDiskReport | Space Radar | |
|---|---|---|
| Visualization | Charts | Mixed |
| Platform | Windows + Mac + Linux (Java) | macOS + Windows + Linux |
| Pricing | Free Free of charge from JGoodies | Open source Free and open source (MIT) |
| Open source | No | Yes |
| Native Mac | No | No |
2026年9月更新 · 价格会变,请以供应商为准。
JDiskReport
Java statistics charts that find your most obsolete folders.
＋ JDiskReport: 优点
- Rich statistics: size, age, and file-type distributions
- Free on every Java-capable platform
- Top-50 lists answer 'what's biggest' instantly
－ JDiskReport: 缺点
- Java UI feels alien on a modern Mac
- No deletion workflow — analysis only
- Aging codebase with infrequent updates
阅读评测: JDiskReport → · JDiskReport 查看替代品 →
Space Radar
Sunburst, treemap, and flamegraph views for disk nerds.
＋ Space Radar: 优点
- Three visualizations including a rare flamegraph view
- Free and MIT-licensed for tinkering
- Web-tech stack runs anywhere
－ Space Radar: 缺点
- Experimental project, not a supported product
- No deletion workflow — visualization only
- Requires comfort with GitHub releases and rough edges
阅读评测: Space Radar → · Space Radar 查看替代品 →
结论: JDiskReport vs Space Radar
Choose JDiskReport if you want charts visualization on Windows + Mac + Linux (Java). Choose Space Radar if you prefer mixed views for free on macOS + Windows + Linux. And if you want a native Mac sunburst with a staged collector and zero telemetry, NullDisk is the third option that beats both on workflow.
常见问题
Which is better, JDiskReport or Space Radar?
JDiskReport wins on charts visualization for Windows + Mac + Linux (Java); Space Radar wins on mixed views for macOS + Windows + Linux. On price, Free (JDiskReport) vs Open source (Space Radar). The honest answer depends on your OS and whether you prefer maps or lists — read the verdict below.
Is there something better than both?
If you want a native Mac sunburst with allocated-size honesty, a staged removal collector, and zero data collection, NullDisk beats both on workflow — even where JDiskReport or Space Radar wins on price.