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AC3 to SPH Converter

Convert your ac3 files to sph (nist sphere audio file) online & free

Drag & Drop or Choose a file

Chose AC3 file
To
Drop file here. 150 MB maximum file size.

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


Convert to SPH   

What did you think of your recent AC3 conversion? 5 (99 Votes)

Convert Other AC3 File

How to Convert PDF to DOCX

  1. Click the "Choose AC3 File" button and select your AC3.
  2. Click โ€œConvert to SPHโ€.
  3. Wait a few seconds while we convert your file.
  4. Download the resulting SPH file instantly.

What is AC3?

Audio file recorded in audio format AC-3 (Dolby Digital); can include up to six audio channels (DD 5.1 surround sound with subwoofer output); uses loss compression and is often used as format for DVDs, cinemas, and game consoles.


Read everything about AC3 file type.

What is SPH?

An SPH file is an audio file created in the NIST SPHERE format, which is often used in searching speech recognition. Usually contains the apos; recording of apos; a person who speaks. The SPH files can be provided as voice-recognition system entries.


Read everything about SPH file type.

More Free Online AC3 Tools

We have 100% free online AC3 tools that does not required any registrations and installations on your system, here are few popular free AC3 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.

Frequently Asked Questions

โ“ How can I convert AC3 to SPH?

Chose or drag & drop your AC3 file, click Convert to SPH, and download the SPH file. No registration needed.

๐Ÿ” Are my files secure?

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

๐Ÿ“ Will my formatting be preserved?

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

โฑ๏ธ How long does it take to convert AC3 to SPH?

Fileproinfo converter engine works fast. You can convert AC3 to SPH in a few seconds to couple of minutes for large size files with complex structure.

Convert from AC3

FileProInfo support manay file formats that allow you to convert AC3 to 100s of file formats, without any limit, registration and downloading, 100% free and online AC3 converter.

100% Free ac3 file converter online tools. Other recommended free online ac3 to sph 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 AC3 to SPH converter Free JeDok.com
1 AC3 to SPH converter Free Docpose.com
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This tool and page updated at: 12-Apr-2025

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