SNDR to M4R Converter

Convert your sndr files to m4r online & free

Drop files here. 100 MB maximum file size or Sign Up
to

Settings

Set the AAC audio bitrate per channel. For example, stereo audio with 128 kbps set here will produce a 256 kbps file. If set to "Custom", the recommended range is ≥64 kbps.
Set the number of audio channels. This setting is most useful when downmixing channels (e.g., from 5.1 to stereo).
Set the sample rate of the audio. Music with a full spectrum (20 Hz — 20 kHz) requires values not lower than 44.1 kHz to achieve transparency. More info can be found on the wiki.
Convert to SNDR

sndr

MS-DOS early ’90s .SND(RT) files

SND is a file extension for a sound file used with a variety of platforms. SND stands for SouND. SND files may contain audio data specific to a Macintosh sound resource (from Mac OS Classic), an AKAI MPC audio sample, a generic Amiga sound, or other audio file. SND files can often be opened by Apple’s Quicktime Player
M4R Converter

m4r

MPEG 4 Ringtones Audio

M4R - is a digital multimedia container format used to store audio in mono channel mode. This format is suitable for store ringtones and it is widely used by Apple iPhone for its ringtones. Needless to say that M4R and M4A formats shares many similar features.

How to convert SNDR to M4R

Step 1

Upload sndr-file(s)

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

Step 2

Choose "to m4r"

Choose m4r or any other format you need as a result (more than 200 formats supported)

Step 3

Download your m4r

Let the file convert and you can download your m4r file right afterwards