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Video Conversion

Convert DVR to 3GP Online — Free

Fast, free DVR to 3GP converter. No registration required.

またはインポート元

200万以上のファイル変換

数千人のユーザーに信頼されています

安全な転送

HTTPS暗号化アップロード

プライバシー優先

処理後にファイルを自動削除

登録不要

すぐに変換を開始

どこでも動作

あらゆるブラウザ、あらゆるデバイス

変換方法

1

Upload your .dvr file by dragging it into the upload area or clicking to browse.

2

Choose your output settings. The default settings work great for most files.

3

Click Convert and download your .3gp file when it's ready.

DVRとは?

DVR is a generic digital video recorder format used by various PVR/DVR devices to save recorded television. DVR files typically contain MPEG-2 or H.264 streams with variable container formats depending on the recording device.

形式の詳細

正式名称
Digital Video Recorder File
拡張子
.dvr

主な特徴

  • TV recording
  • MPEG-2/H.264
  • PVR devices
  • Time-shifted TV

3GPとは?

3GP is a multimedia container format designed for 3G mobile phones. It's optimized for low bandwidth and storage, making videos smaller but lower quality.

形式の詳細

正式名称
3GPP Multimedia
拡張子
.3gp

主な特徴

  • Mobile optimized
  • Small file size
  • 3G network compatible
  • Low bandwidth

DVRと3GPの比較

特徴DVR3GP
正式名称Digital Video Recorder File3GPP Multimedia
拡張子.dvr.3gp
最適な用途TV recordingMobile optimized

よくある質問

Our converter preserves resolution, frame rate, and audio tracks by default. The 3GP output uses optimized codec settings to maintain quality as close to the original DVR as possible.
Free users can convert videos up to 100MB. Pro users can convert files up to 2GB with server-side processing — no software installation needed.
Most videos convert in under 60 seconds. Longer or higher-resolution files may take 1-3 minutes. Processing runs on our servers, so your device stays fast.
Yes. Our video converter is browser-based — works on iPhone, Android, tablet, and desktop. No app download required.
Yes. Audio is preserved by default during video conversion. You can also adjust audio codec, bitrate, and volume in the advanced settings.

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