File converter  /  Video  /  Audio  /  Convert to AMR  /  MP4 converter  /  AMR to MP4

Convert AMR to MP4

We offer a free online converter that can convert audio files from amr format to mp4 format, along with a range of other audio formats.

Converting your amr file to mp4 is easy with these steps.

Converting your mp4 file to amr is easy with these steps.

Icon of «Upload amr-file»
Step 1

Upload amr-file

You can select amr file you want to convert from your computer, Google Drive, Dropbox or simply drag and drop it onto the page.
Icon of «Select «to mp4»»
Step 2

Select «to mp4»

Choose mp4 or any of the other 200+ supported formats you'd like to convert to.
Icon of «Download your mp4 file»
Step 3

Download your mp4 file

Please wait for the conversion to complete, then click on the download button to obtain your converted file in the mp4 format.

Converting amr to mp4

Fast and easy
Simply drag and drop your amr files onto the webpage, and you'll be able to convert them to mp4 or over 250 different file formats, all without having to register, provide an email address, or include a watermark.
You don't need to worry about security.
As soon as you upload your amr files, we instantly delete them. Converted files are then deleted after 24 hours. Furthermore, we ensure that all file transfers are secure through advanced SSL encryption.
Everything is stored in the cloud.
You don't have to go through the hassle of installing any software. We handle all amr to mp4 conversions in the cloud, which means that none of your computer's resources will be used in the process.

Adaptive Multi-Rate Codec File

Extension.amr
Category🔵 audio
Programs
🔵 Apple QuickTime
🔵 Realplayer
🔵 VLC media Player
Main program🔵 Audacity
Description🔵 AMR is a compressed file format that functions to enhance speech coding, and it consists of multiple sampling rates narrowband devices used in encoding or decoding. Recording of AMR files can be done using mobile phones. For video and audio files to play simultaneously or accomplish random access memory, one can utilize the 3GPP format. 160 20- millisecond samples embedded in each frame are coded using AMR using ACELP, DTX, VAD, and CNG. Recorded AMR files can be converted into other files allowing their use and for them to be distributed.
Technical details🔵 AMR can encode signals ranging from 4.75 to 12.2 kbit/s with quality that begins at 7.4 kbit/s.3GPP took up file format in 1999. It is a method that is utilized by GSM and UMTS. It uses link adaptation to select one of the eight different bit rates. AMR optimizes link adaptation with the best codec devices for it to be used by radio channels and capacity requirements. This only works if the connection is good enough to prevent the loss of audio quality.
Developer🔵 3rd Generation Partnership Project (3GPP)
MIME type
🔵 audio/amr

MPEG-4 Video File

Extension.mp4
Category🔵 video
Programs
🔵 Microsoft Windows Media Player
🔵 VLC media player
🔵 MPlayer
🔵 Eltima Elmedia Player
🔵 Winamp
🔵 Apple QuickTime Player
🔵 Apple iTunes
Description🔵 .mp (MPEG- Part ) The .mp file format is a digital multimedia container format most commonly used to store video and audio, but it can also be used to store other data such as subtitles and still images. MP is based on the Apple MOV format, but adds support for various other MPEG features. It's a universally accepted format with high compatibility across all platforms and devices, widely used for streaming over the internet, for storing digital video and audio streams, and for video playback on mobile devices.
Technical details🔵 The `.mp4` format, or MPEG-4 Part 14, is a versatile multimedia container with these features: - **Standardization**: Standardized by ISO/IEC as ISO/IEC 14496-14. - **Versatility**: Stores video (including 4K), audio, text (subtitles), and 3D graphics. - **Compression**: Uses MPEG-4 lossy compression, reducing file size with minimal quality loss. - **Video/Audio Codecs**: Commonly uses H.264 (MPEG-4 Part 10) for video and AAC for audio. - **Compatibility**: Widely supported by media players, editing tools, and devices. - **Streaming**: Suitable for internet streaming and progressive download. - **Metadata**: Supports metadata like titles, artist, GPS data, and scene descriptions. - **Chapter Support**: Enables easy navigation within videos. - **Subtitles/Closed Captions**: Includes subtitles/closed captions, embedded or as separate tracks. - **DRM Support**: Can be protected with DRM systems. - **File Size**: Varies based on quality, length, and codecs used. - **Interactivity**: Supports DVD-like menus and user navigation. `.mp4` is popular for its high-quality compression and broad compatibility, used widely in streaming, video editing, and various digital applications.
Developer🔵 Moving Picture Experts Group
MIME type
🔵 audio/mp4
🔵 video/mp4

FAQ

❓ How do I change amr to mp4?
To get started, either pick a file you want to convert from amr and select it or drag and drop it into the conversion tool. Next, select the desired format that you wish to convert your file to. Once you have selected the format, click the "convert" button and wait for the tool to finish converting your file.
⏳ What is the estimated time it will take to convert amr to mp4?
Typically, image conversions only take a few seconds, so you can expect a speedy conversion when changing amr to mp4.
🛡️ Can I trust OnlineConvertFree to convert amr to mp4 securely?
Absolutely! We take your security seriously, and guarantee the protection of your uploaded and converted files. No one will have access to your information since we delete all files once the conversion process is complete. You can trust that all types of conversions, including amr to mp4, are 100% safe on OnlineConvertFree.
📱 Is it possible to convert amr to mp4 without having to install any software?
Yes, that's right! OnlineConvertFree doesn't require any installation, which means that you can convert any files, including amr to mp4, on your computer or mobile device, completely online.