Legal and acknowledgments

PDF Page Preflight Android is provided by Gobling Company. Contact: maga40@naver.com.

Flutter and dependency notices are available through Help & settings → Open-source licenses. PDFBox-Android, Apache PDFBox and FontBox use Apache License 2.0; the applicable license and NOTICE are included there.

The Android page-and-crop icon is original generated artwork. Original iOS source and artwork are preserved separately. Product images show actual signed Android Release UI with an original fictional input packet imported through ordinary controls. Production starts empty. Screens preserve actual app content and navigation, uniformly resized after cropping only operating-system bars. Company-site media are static screenshots.