Drop file here. 150 MB maximum file size.
An AMR is a compressed audio file developed by Ericsson. Optimized for audio storage, it is used by many 3G cell phones to store voice recordings, which include MMS messages.
The format of SNDR file type has not been determined yet. You can open and render the contents of SNDR file in a Text Editor.
We have 100% free online AMR tools that does not required any registrations and installations on your system, here are few popular free AMR 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.
Chose or drag & drop your AMR file, click Convert to SNDR, and download the SNDR file. No registration needed.
Yes, all uploads are encrypted. Your files are auto-deleted after 24 hours.
Yes, our converter retains layout, fonts, and images as accurately as possible.
Fileproinfo converter engine works fast. You can convert AMR to SNDR in a few seconds to couple of minutes for large size files with complex structure.
FileProInfo support manay file formats that allow you to convert AMR to 100s of file formats, without any limit, registration and downloading, 100% free and online AMR 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.
This tool and page updated at: 12-Apr-2025
It's all about files and software programs. We provide you the precise details, easy navigation and advance searching. Best free online tools for Files, SEO & Web. Read more...
Listed file converters are from the wide range of online file converter.
These are the most polular file/document converters based on the user's review and usage on the FileProInfo.
We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you accept and understand our Privacy Policy, and our Terms of Service. I Agree