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Convert 3GP to MP4 Online


CONVERT 3GP to MP4 ONLINE

1) Upload 3GP file to convert

 

Drop files here, or Click to select
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2) Set converting 3GP to MP4 options

Convert to

 

Options

3) Get converted file

DOWNLOAD CONVERTED FILE
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Get Total Audio Converter to convert whole albums in one go.


Audio Converter To Convert Almost All Audio Formats
  • Convert Audio Files in Batch!;
  • Convert 3GP to MP4 and in many other formats
  • Convert hundreds of tracks in 3 clicks;
  • Have a desktop converter that works without Internet;
  • Get additional settings;
  • Keep your files safe, don't send them to the web.
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okSoftonic Editor: Total Audio Converter is an easy-to-use tool conversion tool with support for a bunch of formats and ability to rip audio CDs.

How to convert 3GP to MP4?

1

💾 Upload Your File: Go to the site, click on «Upload File,» and select your 3GP file.

2

✍️ Set Conversion Options: Choose MP4 as the output format and adjust any additional options if needed.

3

Convert and Download: Click 👉«Download Converted File»👈 to get your MP4 file.


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Cloud Based
There is no need to install any software to convert 3GP to MP4 with CoolUtils. Simply access the internet, and you can easily convert your file online with our service.
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Secure
Our hardware operates in top-tier, highly secure data centers equipped with advanced electronic surveillance and multi-factor access control systems.
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Ease of Use
Converting old 3GP phone videos to MP4 online has never been so simple. Drop your .3gp or .3g2 file and the converter transcodes the legacy mobile format (H.263 / MPEG-4 ASP with AMR or AAC audio) to standard H.264 in MP4 — playable on every iPhone, Android, Smart TV, and social platform that rejects 3GP.
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We understand the importance of privacy, which is why we've developed a comprehensive privacy policy detailing how we handle your files and personal information. You can read the policy here.

 

3GP File

File extension .3GP
CategoryAudio File
Description3GP file is most often a video clip recorded by the camera of mobile phones, tablets, etc. It is a media container that is small in size, allows saving video data in MPEG-4 or H.263 inherited from MOV format, and audio data in AMR-NB or AAC-LC. The quality of 3GP videos is low for big displays. This format is used for sharing media data in 3G networks or playing on mobiles. 3GP files can have .3gpp extension. The most of modern desktop and mobile players support 3GP format.
Associated programsQuickTime Player
VLC Media Player
Windows Media Player
Developed by3rd Generation Partnership Project (3GPP)
MIME typeaudio/3gp
Useful linksMore detailed information on 3GP files
Conversion type3GP to MP4

MP4 File

File extension .MP4
CategoryAudio File
DescriptionMP4 files can contain video and sound data. It is a file container that supports different multimedia content types such as multiple audio streams, subtitles, 2D and 3D image frames. MP4 is also used for streaming media services (online or digital TV). This file type supports the control of transmission speeds for media signal, as well as correcting corrupted frames. Thanks to comparatively low system requirements, MP4 is now the most popular container type for sharing media.
Associated programsApple QuickTime Player
Apple iTunes
Microsoft Windows Media Player
VideoLAN VLC Media Player
Developed byMoving Picture Experts Group
MIME type
Useful linksMore detailed information on MP4 files
5 star2026-03-12
Converted my 3GP videos from my old Nokia phone to MP4 in seconds. Works perfectly on my smart TV now.
María González
4 star2026-02-08
Great tool for batch converting dozens of 3GP files shot on my old Samsung to MP4. Fast and reliable.
Takeshi Yamamoto
5 star2026-04-21
Finally found a converter that handles 3GP from older mobile devices without quality loss. Uploaded the MP4s straight to YouTube.
Liam O'Brien

Rating 3GP to MP4   5 star 3GP to MP4   4.7 (143 votes)
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3GP to MP4 Converter — Frequently Asked Questions ▼

3GP (Third Generation Partnership) is the video format standardised by 3GPP for early mobile phones and the 3G network era. It uses H.263 or MPEG-4 ASP video and AMR or AAC audio inside an MP4-derived container. Files have the .3gp extension; the CDMA variant .3g2 was used by Verizon and Sprint phones. Most pre-2012 feature phones and early smartphones recorded videos in 3GP — these files are still found in old phone backups, MMS archives, and forgotten SD cards.
3GP is largely orphaned today. Modern iPhone, Android, Smart TVs, video editors, and social platforms either reject 3GP outright or handle it unreliably. MP4 (H.264 in MP4 container) is universally supported — every device, every editor, every streaming platform. Converting your old phone videos preserves them in a format that works everywhere and won't disappear as 3GP playback support continues to fade.
3GP files were originally encoded at low resolution (176×144 to 352×288) and low bitrate to fit 3G network constraints. The converter preserves the source quality but cannot create detail that wasn't there. The output MP4 will look exactly as good as the original 3GP — playable now on devices that wouldn't decode the source.
No. YouTube, Instagram, TikTok, Facebook Reels, and most social platforms reject 3GP uploads or process them with errors. Converting to MP4 is required before social media posting. The H.264-in-MP4 output is the standard format every platform expects.
The online converter accepts 3GP files up to 50 MB — sufficient for individual mobile video recordings, which are typically a few MB each due to their low resolution. For batch conversion of entire phone backup folders containing hundreds of 3GP clips, use the desktop Total Video Converter.
Yes. 3G2 files share the same container structure as 3GP — only the codec selection differs (CDMA-era variants used QCELP or EVRC audio). The converter handles both .3gp and .3g2 inputs and produces standard MP4 output.
The online converter handles one file at a time. For batch work — processing old phone backups, MMS video archives, or recovered SD card contents — use the desktop Total Video Converter: TotalVideoConverter.exe C:\Phone_Backup\*.3gp /mp4 /out C:\MP4\. Add /codec h264 for maximum compatibility or /resize 1280x720 to upscale legacy low-resolution footage for modern HD playback.
 

 

Convert 3GP to MP4 — Old Phone Videos to Modern Universal Format

3GP (Third Generation Partnership) was the standard video format for mobile phones in the late 2000s and early 2010s — used by every Nokia, Sony Ericsson, Samsung, and Motorola flip phone and early smartphone. The format was designed for the constrained bandwidth of 3G networks and the limited processing power of phones from that era. Today, 3GP files in your photo archives are largely orphaned: they don't play on iPhone, are unreliable on modern Android, are rejected by most video editors, and won't upload to YouTube, Instagram, or TikTok. Converting 3GP to MP4 modernises the file with the universal video container that plays on every device and every platform. Drop your .3gp file above and download an MP4 in seconds.

What Is a 3GP File?

3GP is a multimedia container format standardised by 3GPP (the body behind GSM and UMTS mobile telephony) in 1998. It uses MPEG-4 Part 14 container conventions adapted for mobile constraints: low-bitrate H.263 or MPEG-4 ASP video, AMR-NB or AAC-LC audio, and reduced resolution (typically 176×144 or 320×240). 3GP files have the .3gp extension; the .3g2 variant is the CDMA equivalent used by Verizon and Sprint phones from the same era.

The format was the dominant choice for MMS-attached videos, mobile camera recordings, and downloaded ringback content on feature phones. Modern phones moved to MP4 by around 2012 — iPhone 4 and Android 2.x devices began recording directly as MP4. Files from older devices, MMS archives extracted from phone backups, and downloads from legacy mobile content sites are still in 3GP and remain stuck in the format until converted.

3GP vs MP4 — Format Comparison

Property3GPMP4
Video codecH.263, MPEG-4 ASPH.264, H.265, MPEG-4 ASP
Audio codecAMR-NB, AMR-WB, AAC-LCAAC-LC, AAC-HE, MP3
Typical resolution176×144 to 352×288Up to 8K
iPhone / iOS playbackLimitedNative
Android playbackVariesUniversal
Social media uploadRejectedNative
Video editor importRareUniversal
Streaming servicesNoYouTube, Vimeo, all

When Do You Need 3GP to MP4 Conversion?

Online vs Desktop Converter

FeatureOnline (this page)Total Video Converter
File size limit50 MBNo limit
Batch conversionOne file at a timeEntire phone backup folders
Software requiredNoWindows install
Output codecH.264 (broad compatibility)H.264, H.265, AV1
Bitrate / resolution controlStandardCustom
Combine multiple filesNoYes — concatenate
Automation / CLINoYes
PriceFreeFrom $29.90

Command-Line Batch Conversion

The desktop Total Video Converter processes entire 3GP archives to MP4 in one operation:

TotalVideoConverter.exe C:\Phone_Videos\*.3gp /mp4 /out C:\MP4_Library\

Add /codec h264 for maximum compatibility, /bitrate 2000 to set quality, or /resize 1280x720 to upscale legacy low-resolution footage. Useful for processing recovered phone backups, converting MMS video archives, and preparing legacy mobile footage for archival storage in a future-proof format.

Convert from 3GP

Using CoolUtils, it is possible to convert 3GP files to a variety of other formats:

Convert to MP4

Using CoolUtils, it is possible to convert a variety of other formats to MP4 files:

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