Pro Video Engine
動画フォーマット変換
すべての動画形式 (MP4, WebM, MOV, AVI, MKV) を高品質なフォーマットに即座に変換します。
変換する動画をドラッグまたはクリックしてアップロード
Support MP4, WEBM, MOV, AVI, MKV
動画変換ガイド
スムーズな再生と高い互換性
1. MP4 vs WebM vs MOV
MP4 is the most universal format. WebM is optimized for web performance and smaller file sizes. MOV is the standard for Apple devices and professional editing.
2. Instant Device-side Processing
Unlike traditional converters that require server uploads, our tool uses your device GPU/CPU to convert locally, which is faster and 100% private.
3. High-Definition Output
Convert videos up to 1080p resolution while maintaining visual clarity and color accuracy for professional-grade results.
4. Social Media Optimization
Quickly convert files to the specific formats and ratios preferred by platforms like Instagram, TikTok, and YouTube.
Frequently Asked Questions
QWhat is the maximum file size?
The limit depends on your device memory. Most modern browsers can easily handle video files up to 500MB+ for local processing.
QDo you store my videos?
Never. Your videos never leave your computer. Everything happens securely within your browser window for total privacy.
QIs it really free?
Yes, we provide full professional conversion features without any fees, watermarks, or trial limitations.
QSpeed of conversion?
Conversion speed depends on your device's hardware as all processing happens locally using FFmpeg.wasm technology.
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