CBZ to PDB — Format Comparison & Online Converter
Fast, instant CBZ to PDB conversion. No signup required. Just drop your .cbz file and get .pdb in seconds.
Batch Settings
お気に入りのコミックやイラスト集をCBZ形式で楽しまれている方も多いかと思います。しかし、電子書籍リーダーや特定のデバイスで閲覧しようとすると、対応していないために不便を感じることはありませんか？特に、ビジネス文書や古典文学など、文字中心のコンテンツをPDB形式で管理している方にとっては、CBZ形式の画像をPDB形式に変換できれば、読書体験が格段に向上するはずです。この変換ツールは、そうした皆様の「読みたい」を叶えるために開発されました。画像が主体であるCBZファイルを、テキスト中心のPDB形式に適応させることで、より多くの環境で快適な読書を実現します。縦書き表示への対応や、フォントの埋め込みといったPDBの利点を活かし、お手持ちのコンテンツをさらに深くお楽しみください。
- 電子書籍リーダーでの漫画閲覧
- ビジネス資料のアーカイブ
- 個人コレクションの整理
日本のユーザーにとって、PDB形式はかつてシャープZaurusなどの携帯情報端末で親しまれました。CBZからPDBへの変換は、古いデバイスでの再活用や、より軽量なファイル形式での保存に適しています。
About CBZ to PDB Conversion
CBZ and PDB are both ebook formats, but they differ in important ways. CBZ is a widely used file format. PDB is a widely used file format.
When you convert CBZ to PDB, the goal is to convert between formats quickly. Converting CBZ to PDB maintains high quality with CocoConvert's optimised encoder settings. Understanding these technical differences helps you choose the right format for your workflow.
Your CBZ file is decoded and re-encoded as PDB. The conversion involves 4 steps: (1) your cbz file is uploaded and validated, (2) the file is decoded (parsed into its raw data), (3) the data is re-encoded in pdb format, (4) the converted file is ready for download.
CocoConvert's converter handles the entire pipeline server-side using FFmpeg, Sharp, and qpdf — battle-tested libraries used by streaming platforms and enterprise tools. Files are encrypted in transit and deleted within 24 hours.
This conversion is ideal when you When you need a PDB file. For the opposite direction, CocoConvert also supports PDB to CBZ conversion.
How to Convert CBZ to PDB
- 1
Upload .cbz file
Select your CBZ file by dragging it to the upload zone or using the file picker. Batch upload is available for multiple files.
- 2
Choose .pdb
Set PDB as the output format. The converter uses optimal settings based on the CBZ→PDB conversion profile.
- 3
Convert
The server-side engine decodes your CBZ file and re-encodes it as PDB. Processing time depends on file size and complexity.
- 4
Download result
Grab your converted .pdb file. Multiple output files can be downloaded together.
What Happens When You Convert CBZ to PDB
Your CBZ file is decoded and re-encoded as PDB.
Your CBZ file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in PDB format
The converted file is ready for download
Format Comparison
CBZ
.cbz file
| Extension | .cbz |
| MIME Type | application/x-cbz |
| Category | eBook |
PDB
.pdb file
| Extension | .pdb |
| MIME Type | application/vnd.palm |
| Category | eBook |
Should You Convert CBZ to PDB?
When to Convert
- ✓When you need a PDB file
Frequently Asked Questions
What is the difference between CBZ and PDB?
CBZ is a widely used file format. PDB is a widely used file format.
Does CBZ to PDB conversion affect quality?
Converting CBZ to PDB maintains high quality with CocoConvert's optimised encoder settings.
Which format has better compression, CBZ or PDB?
CBZ is a common ebook format. PDB is widely supported. The better choice depends on whether you prioritize file size or quality.
How long does CBZ to PDB conversion take?
Most conversions finish in seconds. Larger files or complex ebook content may take 10–30 seconds. CocoConvert processes files in parallel for batch jobs.
Is CBZ or PDB better for long-term storage?
Both formats use lossy compression, so consider keeping your original source file for long-term storage.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.