PDF 관련 프로그램-편집, 암호제거, 압축

< PDF 편집 유틸>

- PDF Editor

    - 배경그림과 워터마크(Watermark) 제거, 비밀번호 설정
   
* PDF-XChange Editor 5 - 40M  <-- 추천
https://www.tracker-software.com/product/pdf-xchange-editor

    - pdf 압축 성능도 좋음

 

* Foxit PhantomPDF - 400M

 

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* Nitro Pro 10 - 200M
    - 불편, 성능은 쓸만

* Adobe Acrobat Pro DC 2015 - 517M

//============
//보류
* Soda PDF - 145M

//=======
//기능 부족

* Foxit Advanced PDF Editor - 20~70M
    - 문제 있음 : 배경 삭제시 다른 요소도 삭제됨
    - 배경그림 제거후 뷰어에선 보이고 프린트에선 안보임

 

* PDF-XChange Viewer Pro - 14M

* Wondershare PDFelement (Editor) - 50M
    - 배경 제거 안됨

 

 

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< PDF 파일 압축 유틸 >
    - pdf file size reduse (compress) tool utility


* ORPALIS PDF Reducer  <===
https://pdfreducer.orpalis.com/

 

 

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< PDF 암호 제거 툴>
* PDF Password Remover <--- 추천
http://www.passwordunlocker.com/


//온라인(Online)에서 제거해주는 사이트
* smallpdf
http://smallpdf.com/kr/unlock-pdf


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//참고
< PDF Password Remover Tools>
http://pcsupport.about.com/od/toolsofthetrade/tp/pdf-password-remover.htm

* PDFCrack  - 안됨
http://blog.rubypdf.com/pdfcrack/

* GuaPDF Demo
http://www.guapdf.com/

* PDF Password Remover
http://www.pdf-technologies.com/pdf-library-password-recovery.aspx

* PdfCrypt
http://soft.rubypdf.com/software/pdfcrypt

* Appnimi PDF Unlocker
http://www.appnimi.com/component/jdownloads/viewdownload/2-windows/2-appnimi-pdf-unlocker?Itemid=0#.VLGdObEnLyp


* PDF Password Recovery Pro v4

https://recoverpassword.net/pdf-password-recovery.html

    - 암호 무작위 입력 해보는 방식

* iSumsoft PDF Password Refixer

 

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//Online

* FreeMyPDF.com
http://www.freemypdf.com/

* PDF Password Remover Online
http://rubypdf.appspot.com/pdfdecrypt.html