Open .cell Files Online — Free CASTEP Viewer
Open CASTEP File Online — Free & Instant
No signup required. Works in your browser.
📁 Drag & drop your file here
or click to browse • Max 100MB
✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install
What Is a .cell File?
A .cell file is a scientific format known as CASTEP. CASTEP Cell File This format is created by BIOVIA and is widely used by researchers and academics.
CASTEP files contain structured scientific data that requires compatible software to open. With OpenAnyFile, you can analyze and visualize .cell files directly in your browser without installing any software.
How to Open .cell Files Online
- Visit OpenAnyFile CASTEP page
- Drag and drop your .cell file onto the upload area, or click "Browse" to select it
- OpenAnyFile automatically detects the CASTEP format using magic byte analysis
- View, analyze, and analyze and visualize your file contents in the browser
- Optionally convert to CIF, XYZ or download
Software That Opens .cell Files
.cell files are primarily created by BIOVIA. In the scientific space, you may encounter .cell files from third-party tools, online converters, or export functions. Regardless of the source, OpenAnyFile handles them all.
Open .cell on Different Platforms
- Windows: Use the original software or upload to OpenAnyFile for instant access
- macOS: Preview may not support .cell — use OpenAnyFile as a universal viewer
- Linux: Open-source alternatives exist, or use OpenAnyFile in any browser
- Mobile (iPhone/Android): OpenAnyFile works on all mobile browsers
Common .cell File Problems
Unit cell specification
Other common issues include: your OS not recognizing the file extension, the file appearing corrupted after download, or lacking the required software. OpenAnyFile bypasses all these issues with universal format detection.
Convert CASTEP to Other Formats
CASTEP files can be converted to 2 formats including CIF, XYZ.
Related Scientific Formats
If you work with .cell files, you may also encounter these scientific formats:
- ABAQUS_INP (.inp) — Open & convert .inp files online
- ABF (.abf) — Open & convert .abf files online
- ABINIT (.abi) — Open & convert .abi files online
- AMBER (.prmtop) — Open & convert .prmtop files online
- Amber Topology (prmtop) — Open & convert prmtop files online
- Amber Trajectory (mdcrd) — Open & convert mdcrd files online
- ANSYS_MECH (.mechdat) — Open & convert .mechdat files online
- ANTEX (.atx) — Open & convert .atx files online
- ASC_LTSPICE (.asc) — Open & convert .asc files online
- ASYMPTOTE (.asy) — Open & convert .asy files online
Popular CASTEP Conversions
Frequently Asked Questions
What is a .cell file?
A .cell file is a scientific format called CASTEP. CASTEP Cell File
How do I open a .cell file without installing software?
Upload your .cell file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .cell files?
.cell files are typically created by BIOVIA.
Can I convert .cell to another format?
Yes. OpenAnyFile converts .cell to CIF, XYZ.
Is it safe to open .cell files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .cell on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.