Open .pqr Files Online — Free PQR Viewer
Open PQR 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 .pqr File?
A .pqr file is a scientific format known as PQR. PQR Molecular Structure This format is created by Various and is widely used by researchers and academics.
PQR files contain structured scientific data that requires compatible software to open. With OpenAnyFile, you can analyze and visualize .pqr files directly in your browser without installing any software.
How to Open .pqr Files Online
- Visit OpenAnyFile PQR page
- Drag and drop your .pqr file onto the upload area, or click "Browse" to select it
- OpenAnyFile automatically detects the PQR format using magic byte analysis
- View, analyze, and analyze and visualize your file contents in the browser
- Optionally convert to PDB, MOL2 or download
Software That Opens .pqr Files
.pqr files are primarily created by Various. In the scientific space, you may encounter .pqr files from third-party tools, online converters, or export functions. Regardless of the source, OpenAnyFile handles them all.
Open .pqr on Different Platforms
- Windows: Use the original software or upload to OpenAnyFile for instant access
- macOS: Preview may not support .pqr — 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 .pqr File Problems
Charge assignment
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 PQR to Other Formats
PQR files can be converted to 2 formats including PDB, MOL2.
Related Scientific Formats
If you work with .pqr 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 PQR Conversions
Frequently Asked Questions
What is a .pqr file?
A .pqr file is a scientific format called PQR. PQR Molecular Structure
How do I open a .pqr file without installing software?
Upload your .pqr file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .pqr files?
.pqr files are typically created by Various.
Can I convert .pqr to another format?
Yes. OpenAnyFile converts .pqr to PDB, MOL2.
Is it safe to open .pqr files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .pqr on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.