無料オンラインファイル変換＆圧縮サービス
画像、動画、音声、PDF、ドキュメント、アーカイブをブラウザ上で即座に高画質変換。
ファイルをここにドロップまたはクリックして選択
JPG, PNG, WebP, MP4, MOV, MP3, PDF など50以上の形式に対応（最大1GB）
安心のプライバシー保護
アップロードされたファイルは2時間後にサーバーから自動的に完全削除されます。
人気の変換
人気の変換
Explore our comprehensive matrix of supported converters and file compressors.
Why Choose HyperHelix Convert
Why Choose HyperHelix Convert
Engineered for speed, uncompromised quality, and complete privacy.
Lightning-Fast Speed
High-speed conversions powered by dedicated multi-threaded processing servers.
Pristine Output Quality
State-of-the-art engines (Sharp, FFmpeg) preserve visual clarity and sound fidelity.
Batch Processing
Upload up to 30 files in parallel and download all results in a single ZIP archive.
100% Private & Secure
Encrypted via 256-bit SSL and permanently deleted from our servers after 2 hours.
Granular Controls
Fine-tune resolution, CRF, bitrate, sample rates, channels, and crop/trim bounds.
Works on All Devices
Zero installation required. Runs seamlessly in Safari, Chrome, Edge, and mobile browsers.
How It Works
How It Works
Three effortless steps from upload to converted result.
1. Select or Drop Files
Choose any file from your computer, smartphone, or paste a public URL.
2. Choose Target Format
Select output format and customize advanced options like quality or bitrate.
3. Convert & Download
Click Convert to start multi-threaded processing and download your result.
Frequently Asked Questions
Frequently Asked Questions
Clear answers to common questions about file conversions, options, and privacy.