ICO to FTS — Format Comparison & Online Converter
Fast, instant ICO to FTS conversion. No signup required. Just drop your .ico file and get .fts in seconds.
Batch Settings
您是否经常遇到这样的情况：手头有一些ICO格式的图标文件，却发现它们在某些专业图像处理软件中不够灵活，或者在特定的工作流程里难以直接使用？别担心，这正是我们提供ICO转FTS服务的初衷。ICO文件虽然小巧方便，广泛用于网页图标或应用程序标识，但在需要进行深度编辑、科学图像分析，或是与更复杂的图像项目整合时，功能强大的FTS（Flexible Image Transport System）格式便能大显身手。FTS作为一种开放标准，以其支持多维数据、高精度存储和丰富元数据而闻名，尤其在天文、医学影像等领域应用广泛。通过我们的转换工具，您可以轻松将那些小小的图标，转化为FTS格式，为您的专业工作或研究提供更多可能性。
- 游戏开发中的高精度纹理预处理
- 医学影像分析前的图标化数据整合
- 天文图像处理软件中的自定义标识导入
在亚洲地区，尤其是涉及到科学研究和工业应用时，FTS格式虽然不如PNG、JPG普及，但在特定专业领域，如地理信息系统（GIS）或某些工业检测软件中，其高精度和元数据支持特性使其成为不可或缺的数据交换格式。
About ICO to FTS Conversion
ICO (introduced 1985) and FTS are both image formats, but they differ in important ways. ICO is the icon format used for website favicons and Windows application icons. FTS is a widely used file format.
When you convert ICO to FTS, the goal is to convert between formats quickly. Converting ICO to FTS maintains high quality with CocoConvert's optimised encoder settings. Understanding these technical differences helps you choose the right format for your workflow.
Your ICO file is decoded and re-encoded as FTS. The conversion involves 4 steps: (1) your ico file is uploaded and validated, (2) the file is decoded (parsed into its raw data), (3) the data is re-encoded in fts format, (4) the converted file is ready for download.
CocoConvert's converter handles the entire pipeline server-side using FFmpeg, Sharp, and qpdf — battle-tested libraries used by streaming platforms and enterprise tools. Files are encrypted in transit and deleted within 24 hours.
This conversion is ideal when you When you need a FTS file. For the opposite direction, CocoConvert also supports FTS to ICO conversion.
How to Convert ICO to FTS
- 1
Upload .ico file
Select your ICO file by dragging it to the upload zone or using the file picker. Batch upload is available for multiple files.
- 2
Choose .fts
Set FTS as the output format. The converter uses optimal settings based on the ICO→FTS conversion profile.
- 3
Convert
The server-side engine decodes your ICO file and re-encodes it as FTS. Processing time depends on file size and complexity.
- 4
Download result
Grab your converted .fts file. Multiple output files can be downloaded together.
What Happens When You Convert ICO to FTS
Your ICO file is decoded and re-encoded as FTS.
Your ICO file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in FTS format
The converted file is ready for download
Format Comparison
ICO
.ico file
| Extension | .ico |
| MIME Type | image/x-icon |
| Category | Image |
FTS
.fts file
| Extension | .fts |
| MIME Type | image/fits |
| Category | Image |
Should You Convert ICO to FTS?
When to Convert
- ✓When you need a FTS file
Frequently Asked Questions
What is the difference between ICO and FTS?
ICO is the icon format used for website favicons and Windows application icons. FTS is a widely used file format.
Does ICO to FTS conversion affect quality?
Converting ICO to FTS maintains high quality with CocoConvert's optimised encoder settings.
Which format has better compression, ICO or FTS?
ICO uses lossless compression. FTS is widely supported. The better choice depends on whether you prioritize file size or quality.
How long does ICO to FTS conversion take?
Most conversions finish in seconds. Larger files or complex image content may take 10–30 seconds. CocoConvert processes files in parallel for batch jobs.
Is ICO or FTS better for long-term storage?
ICO is better for archival since it's lossless.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.