FTS to G3 for Image Workflows
Fast, instant FTS to G3 (FAX) conversion. No signup required. Just drop your .fts file and get .g3 in seconds.
Batch Settings
在数字图像处理的广阔天地里，FTS文件格式因其高精度和原始数据存储能力，在专业领域占有一席之地。它常用于科学研究、天文观测等对图像数据完整性要求极高的场景。然而，当我们希望将这些珍贵的图像分享给朋友、发布到社交平台，或是用于日常打印时，FTS格式的兼容性问题便会凸显出来。G3格式，作为一种高效的传真图像压缩标准，不仅文件体积小巧，传输便捷，更在许多通用图像处理软件和设备上拥有良好的支持。将FTS转换为G3，正是为了在保留图像核心信息的同时，大大提升其在日常使用中的便利性和传播效率。无论是为了快速预览，还是为了跨平台分享，FTS到G3的转换都能为您的数字资产带来更广阔的应用空间。
- 微信群分享科研图片
- 游戏素材快速预览
- 旧传真机兼容打印
考虑到大陆及东南亚地区普遍使用的社交媒体和办公软件环境，将FTS转换为G3能有效解决高精度图像在移动端分享和旧设备兼容性上的痛点，尤其对习惯于轻量化传输的用户而言，G3格式更为友好。
About FTS to G3 (FAX) Conversion
Whether you're one of the many photographers, designers, and content creators who work with FTS files daily, there comes a time when you need G3 instead. FTS is a widely used file format.
Here's a typical scenario: you receive a .fts file but your project, platform, or client requires .g3. G3 is a widely used file format. Rather than searching for desktop software or wrestling with command-line tools, you can convert FTS to G3 online in seconds with CocoConvert.
This conversion is ideal when you When you need a G3 file. The conversion helps you convert between formats quickly.
Converting FTS to G3 maintains high quality with CocoConvert's optimised encoder settings.
Behind the scenes, CocoConvert uses industry-standard tools — FFmpeg for audio and video, Sharp for images, qpdf for documents. Your file is uploaded securely (TLS encryption), processed on isolated servers in Germany, and auto-deleted within 24 hours. No account, no watermark, no hidden fees.
Power users can batch convert up to 100 files simultaneously with a Pro subscription, making it practical for production workflows.
How to Convert FTS to G3 (FAX)
- 1
Drop your file
Drag your .fts file onto the converter. Need to process many files? Add up to 5 at once (100 for Pro).
- 2
Set output to G3
Pick G3 from the format list. The converter automatically tunes settings for the FTS→G3 pair.
- 3
Hit Convert
Processing happens server-side — your browser stays responsive. Most image files convert in under 10 seconds.
- 4
Download and use
Your .g3 file is ready to plug into your workflow. Download it or share the link (expires in 24 hours).
What Happens When You Convert FTS to G3 (FAX)
Your FTS file is decoded and re-encoded as G3.
Your FTS file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in G3 format
The converted file is ready for download
Format Comparison
FTS
.fts file
| Extension | .fts |
| MIME Type | image/fits |
| Category | Image |
G3 (FAX)
.g3 file
| Extension | .g3 |
| MIME Type | image/g3fax |
| Category | Image |
Should You Convert FTS to G3 (FAX)?
When to Convert
- ✓When you need a G3 file
Frequently Asked Questions
Who needs to convert FTS to G3?
This conversion is commonly used by photographers, designers, and content creators. Typical reasons include convert between formats quickly and ensuring compatibility with downstream tools or platforms.
Can I convert FTS to G3 without losing quality?
Converting FTS to G3 maintains high quality with CocoConvert's optimised encoder settings.
Do I need to install software to convert FTS to G3?
No. CocoConvert runs entirely in your browser — no downloads, no plugins. It works on macOS, Windows, Linux, iOS, and Android.
How many FTS files can I convert at once?
Free users can convert up to 5 files per hour. Pro subscribers get 100 files per hour with larger size limits (5 GB per file). Business API users can integrate batch conversion directly into their tools.
Is there an API for FTS to G3 conversion?
Yes. CocoConvert offers a Business API for automated conversions. It supports all the same format pairs available in the web interface, including FTS to G3.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.