Yes, we automatically delete files after 24 hours and use encrypted file transfers.

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K25 to OTB Converter

Q: Will my formatting be preserved?

Yes, the layout, fonts, and images are preserved as much as possible in the converted DOCX.

Convert your k25 files to otb (nokia over the air bitmap image) online & free

Drag & Drop or Choose a file

Chose K25 file

To
Drop file here. 150 MB maximum file size.

No sign-up required. Your files are deleted automatically after 24 hours.

Convert to OTB

What did you think of your recent K25 conversion? 5 (4 Votes)

Convert Other K25 File

How to Convert PDF to DOCX

Click the "Choose K25 File" button and select your K25.
Click “Convert to OTB”.
Wait a few seconds while we convert your file.
Download the resulting OTB file instantly.

What is K25?

File format used to save the data d' a K2500 Kurzweil synthesizer on a floppy disk; the same format as the .KRZ format used by the K2000; l' extension .k25 indicates that the file was saved by the new synthesizer K2500.

Read everything about K25 file type.

What is OTB?

The image used for transmitting d' images between the Nokia and Siemens mobile phones; records a black and white bitmap image containing a maximum of 255x255 pixels; can be saved in a hexadecimal text format or in a binary format.

Read everything about OTB file type.

More Free Online K25 Tools

We have 100% free online K25 tools that does not required any registrations and installations on your system, here are few popular free K25 tools to View, Convert, Edit, Merge, Split, Compare and manage file metadata online from any device with a modern browser like Chrome, Opera and Firefox.

K25 Converter

Open K25

Edit K25

Compare K25 Files

Merge K25 Files

Split K25 Files

K25 Metadata Viewer

Frequently Asked Questions

❓ How can I convert K25 to OTB?

Chose or drag & drop your K25 file, click Convert to OTB, and download the OTB file. No registration needed.

🔐 Are my files secure?

Yes, all uploads are encrypted. Your files are auto-deleted after 24 hours.

📝 Will my formatting be preserved?

Yes, our converter retains layout, fonts, and images as accurately as possible.

⏱️ How long does it take to convert K25 to OTB?

Fileproinfo converter engine works fast. You can convert K25 to OTB in a few seconds to couple of minutes for large size files with complex structure.

Convert from K25

FileProInfo support manay file formats that allow you to convert K25 to 100s of file formats, without any limit, registration and downloading, 100% free and online K25 converter.

K25 to JPG K25 to BMP K25 to JP2 K25 to WBMP K25 to GIF K25 to TGA K25 to SVG K25 to PNG K25 to PCX K25 to TIFF

Viw All K25 Converter

Other recommended free online k25 to otb file converter

All converters in this list are manually verified & 100% free and working properly, however you must use these apps according to their respective terms & conditions.

#	Tools	License	Developer
1	K25 to OTB converter	Free	JeDok.com
1	K25 to OTB converter	Free	Docpose.com

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This tool and page updated at: 12-Apr-2025

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