JPG to FTS — Format Comparison & Online Converter
Fast, instant JPG to FTS conversion. No signup required. Just drop your .jpg file and get .fts in seconds.
Batch Settings
お手持ちのJPEG画像を、より専門的で柔軟な編集が可能なFTS形式へ変換しませんか？デジタル画像は多岐にわたる用途で利用されますが、特に印刷物やプロフェッショナルなデザインワークにおいては、単なる画像ファイル以上の品質と編集自由度が求められることが少なくありません。本ツールは、皆様が日頃お使いのJPEGファイルを、高解像度かつレイヤー構造を保持しやすいFTS形式へとスムーズに移行させるための橋渡しをします。漫画の原稿制作、ビジネス文書の挿絵、あるいは複雑なグラフィックデザインなど、様々な場面でその真価を発揮するでしょう。変換プロセスは直感的で、どなたでも簡単にご利用いただけます。
- 漫画原稿のトーン・集中線調整
- ビジネス資料の図版高精細化
- 縦書きレイアウトのフォント埋め込み
FTS形式は、特にセルシス社のCLIP STUDIO PAINT（旧COMIC STUDIO）ユーザーにとって馴染み深く、レイヤー構造を維持したままの画像編集において、日本のクリエイターから高い支持を得ています。
About JPG to FTS Conversion
JPG (introduced 1992) and FTS are both image formats, but they differ in important ways. JPG (JPEG) uses lossy compression, making it ideal for photographs and complex images where small file size matters more than pixel-perfect quality. FTS is a widely used file format.
When you convert JPG to FTS, the goal is to convert between formats quickly. Converting JPG to FTS maintains high quality with CocoConvert's optimised encoder settings. Understanding these technical differences helps you choose the right format for your workflow.
Your JPG file is decoded and re-encoded as FTS. The conversion involves 4 steps: (1) your jpg file is uploaded and validated, (2) the file is decoded (parsed into its raw data), (3) the data is re-encoded in fts 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 FTS file. For the opposite direction, CocoConvert also supports FTS to JPG conversion.
How to Convert JPG to FTS
- 1
Upload .jpg file
Select your JPG file by dragging it to the upload zone or using the file picker. Batch upload is available for multiple files.
- 2
Choose .fts
Set FTS as the output format. The converter uses optimal settings based on the JPG→FTS conversion profile.
- 3
Convert
The server-side engine decodes your JPG file and re-encodes it as FTS. Processing time depends on file size and complexity.
- 4
Download result
Grab your converted .fts file. Multiple output files can be downloaded together.
What Happens When You Convert JPG to FTS
Your JPG file is decoded and re-encoded as FTS.
Your JPG file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in FTS format
The converted file is ready for download
Format Comparison
JPG
.jpg file
| Extension | .jpg |
| MIME Type | image/jpeg |
| Category | Image |
FTS
.fts file
| Extension | .fts |
| MIME Type | image/fits |
| Category | Image |
Should You Convert JPG to FTS?
When to Convert
- ✓When you need a FTS file
Frequently Asked Questions
What is the difference between JPG and FTS?
JPG (JPEG) uses lossy compression, making it ideal for photographs and complex images where small file size matters more than pixel-perfect quality. FTS is a widely used file format.
Does JPG to FTS conversion affect quality?
Converting JPG to FTS maintains high quality with CocoConvert's optimised encoder settings.
Which format has better compression, JPG or FTS?
JPG uses lossy compression. FTS is widely supported. The better choice depends on whether you prioritize file size or quality.
How long does JPG to FTS conversion take?
Most conversions finish in seconds. Larger files or complex image content may take 10–30 seconds. CocoConvert processes files in parallel for batch jobs.
Is JPG or FTS 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.