CAL Won't Open? Convert to MAP Instantly
Fast, instant CAL (CALS) to MAP conversion. No signup required. Just drop your .cal file and get .map in seconds.
Batch Settings
您是否曾遇到这样的情况：手头一份重要的CAL文件，却发现它无法直接在常用的地图或地理信息系统（GIS）软件中打开？尤其是在处理各种地理数据、游戏地图编辑或是规划路线时，格式不兼容的烦恼常常让人束手无策。我们的在线转换工具正是为此而生，旨在帮助您轻松将CAL文件转换为更通用、兼容性更强的MAP格式。无论是需要导入到专业绘图软件进行深度分析，还是仅仅为了能在手机上流畅查看，我们都能提供稳定、高效的转换服务，让您的数据流通无阻，省去繁琐的手动调整，一步到位。
- 游戏地图素材导入
- 共享地理位置数据
- 野外考察路线规划
在中国大陆、台湾及新加坡，CAL文件在一些老旧的CAD或专业测绘软件中仍有使用，但转换为MAP格式后，能更好地兼容国产地图应用和主流游戏引擎，便于移动端分享与协作。
About CAL (CALS) to MAP Conversion
Dealing with a CAL file that won't open on your device? You're not alone — CAL compatibility issues are one of the most common reasons people search for a file converter. CAL is a widely used file format.
The fix is simple: convert your CAL to MAP. MAP is a widely used file format. This conversion lets you convert between formats quickly, solving the problem in seconds rather than hours of troubleshooting.
Converting CAL to MAP maintains high quality with CocoConvert's optimised encoder settings.
CocoConvert processes your CAL file on secure servers in Germany — upload, convert, download. Your files are encrypted via TLS and automatically deleted within 24 hours. No account needed, no software to install, and it works on any device with a browser.
This conversion is ideal when you When you need a MAP file.
The conversion engine behind CocoConvert uses FFmpeg, Sharp, and qpdf — the same open-source libraries trusted by Netflix, YouTube, and enterprise platforms. Pro users can batch convert up to 100 files at once.
How to Convert CAL (CALS) to MAP
- 1
Add your CAL file
Drag and drop your .cal file into the converter, or tap "Browse" to pick it from your device. Multiple files are supported for batch processing.
- 2
Pick MAP output
Select .map as the target format. CocoConvert automatically applies the best quality settings for this conversion.
- 3
Start conversion
Hit the Convert button. The image engine processes your file server-side — no CPU drain on your device.
- 4
Save your file
Once done, download your .map file. For batch jobs, download all at once as a zip.
What Happens When You Convert CAL (CALS) to MAP
Your CAL file is decoded and re-encoded as MAP.
Your CAL file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in MAP format
The converted file is ready for download
Format Comparison
CAL (CALS)
.cal file
| Extension | .cal |
| MIME Type | image/x-cals |
| Category | Image |
MAP
.map file
| Extension | .map |
| MIME Type | image/x-map |
| Category | Image |
Should You Convert CAL (CALS) to MAP?
When to Convert
- ✓When you need a MAP file
Frequently Asked Questions
Why won't my CAL file open?
CAL files may not open if your device lacks the right codec or application. Converting to MAP — a more widely supported format — usually resolves this. MAP is a widely used file format.
Is it safe to convert CAL to MAP online?
Yes. CocoConvert encrypts your file via TLS, processes it on isolated servers in Germany, and permanently deletes it within 24 hours. Your files are never shared or analysed.
Will I lose quality converting CAL to MAP?
Converting CAL to MAP maintains high quality with CocoConvert's optimised encoder settings. CocoConvert uses high-quality encoder defaults to preserve as much fidelity as possible.
How large can my CAL file be?
Free users can convert files up to 250 MB each. Pro users get a 5 GB limit per file, and Business API users have custom limits.
Can I convert CAL to MAP on my phone?
Absolutely. CocoConvert works in any modern browser — iOS Safari, Android Chrome, and all desktop browsers. No app required.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.