PNG vs PCT — Comparison & Free Converter
Fast, instant PNG to PCT conversion. No signup required. Just drop your .png file and get .pct in seconds.
Batch Settings
デジタルの世界では、画像フォーマットの選択一つで、作品の印象や利用のしやすさが大きく変わることがありますね。特に、繊細な表現が求められる場面や、ビジネスにおける厳密なデータ管理においては、その特性を理解することが肝要です。PNGはWebや一般的なデジタル環境で広く使われる透過性を持つ高画質フォーマットですが、特定のプロフェッショナルなワークフローや、古いシステムとの互換性を保つ上で、PCT（Macintosh PICT）形式への変換が必要となることがあります。このページでは、お手持ちのPNG画像を、品質を損なうことなくPCT形式へスムーズに変換するお手伝いをいたします。漫画原稿の入稿、DTPでの精密なレイアウト、あるいは長年のアーカイブ資料への追加など、お客様の様々なニーズにお応えできるよう、シンプルで信頼性の高い変換ツールを提供しています。
- 漫画・イラスト原稿のDTP入稿
- ビジネス資料の互換性確保
- レガシーシステムでの画像利用
日本では、特にDTPや印刷業界において、古いMacintosh環境との互換性からPCT形式が依然として使用されることがあります。縦書きや特定のフォント情報の保持にも注意が必要です。
About PNG to PCT Conversion
PNG or PCT — which format should you use? The answer depends on your needs. Here's a quick breakdown.
PNG uses lossless compression and supports transparency, making it perfect for graphics, logos, and screenshots. It has universal platform support. PCT is a widely used file format. It has common platform support.
So when should you convert PNG to PCT? This conversion is ideal when you When you need a PCT file. This conversion helps you convert between formats quickly.
Converting PNG to PCT maintains high quality with CocoConvert's optimised encoder settings.
If you've decided PCT is the right choice, CocoConvert makes the conversion effortless. Upload your .png file, pick PCT, and click Convert — done in seconds. The converter runs on secure servers in Germany, powered by FFmpeg, Sharp, and qpdf. Files are encrypted via TLS and erased within 24 hours.
Free tier: 5 files/hour, 250 MB each. Pro: 100 files/hour, 5 GB each. Works in every modern browser on desktop and mobile.
How to Convert PNG to PCT
- 1
Choose your PNG file
Upload your .png file using drag-and-drop or the file browser. Batch mode lets you add multiple files.
- 2
Set format to PCT
Select .pct from the output options. The converter applies optimal quality settings automatically.
- 3
Run the conversion
Click Convert. Server-side processing means your device stays fast — even for large image files.
- 4
Get your PCT file
Download your converted file instantly. Batch downloads are available as a zip archive.
What Happens When You Convert PNG to PCT
Your PNG file is decoded and re-encoded as PCT.
Your PNG file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in PCT format
The converted file is ready for download
Format Comparison
PNG
.png file
| Extension | .png |
| MIME Type | image/png |
| Category | Image |
PCT
.pct file
| Extension | .pct |
| MIME Type | image/x-pict |
| Category | Image |
Should You Convert PNG to PCT?
When to Convert
- ✓When you need a PCT file
Frequently Asked Questions
Should I use PNG or PCT?
It depends on your goal. PNG preserves full quality. PCT preserves full quality. Choose based on whether file size or quality matters more for your use case.
Is PCT higher quality than PNG?
Not necessarily. Converting PNG to PCT maintains high quality with CocoConvert's optimised encoder settings. Quality depends on the compression type and settings, not just the format name.
Can I convert PNG to PCT on Mac and Windows?
Yes. CocoConvert is a web-based tool that works in all modern browsers — Chrome, Safari, Firefox, Edge — on any operating system including macOS, Windows, Linux, iOS, and Android.
Is CocoConvert free for PNG to PCT?
Yes. Free users get 5 conversions per hour (250 MB each). Pro subscribers unlock 100 files per hour, 5 GB per file, and priority processing.
What tools does CocoConvert use for PNG to PCT?
CocoConvert uses FFmpeg for audio/video, Sharp for images, and qpdf for documents — the same open-source libraries used by Netflix, YouTube, and major enterprise platforms.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.