画像からテキストへ（OCR）について
光学文字認識 (OCR) を使用して画像 (JPG、PNG) からテキストを抽出します。
- 入力
- Images that this browser can decode. Format acceptance in the chooser does not guarantee that every image encoding is supported.
- 出力
- Download the result in the format shown beside its filename. Batch ZIP is available only where the result area offers it.
- 処理
- The current implementation processes the selected files on this device. Processing libraries, language data or models may be downloaded separately; these resource requests do not require uploading the selected file.
- 制限と動作
- File capacity depends on device memory and input encoding. Large or unsupported files can fail; encrypted PDFs may need to be unlocked before use. There is no site-wide file-size guarantee.
画像からテキストへ（OCR）の使い方
- Choose a supported file, or add and order files when the tool supports multiple inputs.
- Review the settings, then select Start processing. Wait for the result or a visible error.
- Check the result and download the output. Adjust settings and process again if needed.
画像からテキストへ（OCR）に関する質問
What input does 画像からテキストへ（OCR） accept?
Images that this browser can decode. Format acceptance in the chooser does not guarantee that every image encoding is supported.
How do I save the result from 画像からテキストへ（OCR）?
Download the result in the format shown beside its filename. Batch ZIP is available only where the result area offers it.
What limitations should I know about?
File capacity depends on device memory and input encoding. Large or unsupported files can fail; encrypted PDFs may need to be unlocked before use. There is no site-wide file-size guarantee.
Where does processing happen?
The current implementation processes the selected files on this device. Processing libraries, language data or models may be downloaded separately; these resource requests do not require uploading the selected file.
Implementation notes reviewed: 2026-10-25