Convert H264 to H265
Re-encode your H264 videos to H265 (HEVC) for 50% smaller files with the same visual quality, free!
Video File (H264/MP4)
.mp4ファイルをここにドロップまたはクリックしてアップロード
ファイルサイズ: -
エラー
よくある質問
Why convert H264 to H265?
H265 (HEVC) delivers the same visual quality as H264 at roughly half the file size. This is ideal for saving storage space, reducing bandwidth costs, and faster uploads/downloads while maintaining identical perceived quality.
Will H265 files play on my device?
Most modern devices support H265 playback, including iPhones (6s+), recent Android phones, modern smart TVs, and current web browsers. Older devices may not support H265 — in that case, keep your H264 version for compatibility.
How much smaller will my H265 file be?
Typically, H265 files are 30-50% smaller than H264 files at the same visual quality. The exact reduction depends on the content — videos with lots of detail may see smaller reductions, while simpler content can achieve even greater compression.
変換は無料ですか？
Yes, completely free! Convertr.org provides free video conversion with no registration required. Simply upload your file and download the result.
Does H264 to H265 conversion take longer?
H265 encoding is more computationally intensive than H264, so conversion may take a bit longer. Our high-performance servers minimize this difference, and the resulting smaller file size is worth the extra processing time.
Free H264 to H265 Converter for Any Device
Our H264 to H265 converter works entirely in your browser — no software to install. Upload your H264 MP4 video and our servers handle the re-encoding to H265 (HEVC) automatically. The resulting file is typically 30-50% smaller with no visible quality loss.
H265 (HEVC) is the next-generation video codec that provides dramatically better compression than H264. If your target devices support HEVC playback, converting from H264 saves significant storage and bandwidth.
Need maximum compatibility instead? Try our H265 to H264 Converter or browse all options on the ビデオコンバーター.
Related Codec Conversions
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無料サービス
動画を完全無料で変換！隠れた費用や制限はありません。
高速オンライン変換
高性能サーバーでエンコーディングを処理するため、素早く結果が得られます。
簡単操作
シンプルなドラッグ＆ドロップインターフェースで、動画変換が素早く簡単に。