Alternatives to PortableSigner for all platforms with any license





Web / Online

Indie / Classic

Other Platforms

  • Adobe Acrobat DC icon

    Adobe Acrobat DC

    Adobe Acrobat is a family of application software and Web services developed by Adobe Systems to view, create, manipulate, print and...

    Commercial Mac Windows

  • Nitro Pro icon

    Nitro Pro

    Nitro Pro gives you everything you need to create, convert, edit, sign, and share 100% industry-standard PDF files. It's simple...

    Commercial Windows

  • PDFTK Builder icon

    PDFTK Builder

    PDFTK Builder is a free graphical interface to for PDFTK, making it much easier to use. It is a easy to use tool to collate (merge)...

    Open Source Windows Linux

  • PdfMod icon


    PDF Mod is a simple application for modifying PDF documents. You can reorder, rotate, and remove pages, export images from a...

    Open Source Linux BSD

  • Foxit PDF Creator icon

    Foxit PDF Creator

    Foxit PDF Creator is a virtual printer that allows any application with printing capability to generate high-quality PDF documents...

    Commercial Windows

  • PDF Studio icon

    PDF Studio

    PDF Studio is an easy to use, yet powerful PDF editor for mac, Linux and Windows. PDF Studio maintains full compatibility with the PDF...

    Commercial Mac Windows Linux

  • jPdf Tweak icon

    jPdf Tweak

    jPDF Tweak is a Swiss Army Knife GUI application for PDF documents: combine, split, rotate, reorder (n-up, booklet), watermark, edit...

    Open Source Mac Windows Linux

  • Adobe Fill & Sign icon

    Adobe Fill & Sign

    Fill and sign any form. Even snap a picture of a paper form to fill out. With Adobe Fill & Sign DC you can instantly turn...

    Free Android iPhone Android Tablet iPad

  • ePapyrus PDF-Pro icon

    ePapyrus PDF-Pro

    ePapyrus PDF-Pro is a light, fast and affordable PDF editor. It weighs no more than 30MB. On average, it’s 30% faster than other...

    Free Personal Windows

  • PDFTools icon

    PDFTools Discontinued

    PDFTools is a PDF management application. It can encrypt, decrypt, join, split, stamp, create and rearrange a PDF file. Version 1.1+...

    Free Windows

  • SkySignature icon


    Secure, innovative digital signature software with document storage, type anywhere capability, and simple signature verification. Free...

    Free Personal Web / Cloud

  • Advanced PDF Utilities Free icon

    Advanced PDF Utilities Free Warning

    Advanced PDF Utilities Free comes in handy when you need to deal with PDF files such as to merge or split pages, convert PDF to text...

    Free Windows

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  • PyPDF2

    PyPDF2 - A utility to read and write pdfs with Python

    Open Source Mac Windows Linux

  • PDFClerk Pro icon

    PDFClerk Pro

    PDFClerk Pro enables a multitude of transformations on your original PDF documents as well as creating PDF documents from scratch. ...

    Commercial Mac

  • DigiSigner icon


    DigiSigner is a small but hot looking PDF viewer and signer tool. Secure your PDFs with DigiSigner. Create nice looking signatures...

    Free Mac Windows Linux

  • VeryPDF PDF Editor icon

    VeryPDF PDF Editor

    VeryPDF PDF Editor is an easy-to-use application designed for users familiar with Microsoft Office and similar applications. VeryPDF...

    Commercial Windows

  • PDF Toolbox icon

    PDF Toolbox

    PDF Toolbox gives you the easiest way of editing PDF files without the need for expensive Adobe Acrobat software - saving you tons of...

    Commercial Windows

  • SignNow icon


    Accelerate your business with the safest and easiest electronic signature solution. End the Paper Chase Ditch the printer...

    Commercial iPhone iPad

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  • PDFZilla icon


    PDFZilla is a desktop application that quickly and accurately convert PDF files into editable MS Word Documents, Rich Text Documents...

    Commercial Windows

  • PDF Signet icon

    PDF Signet

    Sign PDF documents with a digital signature in an easy to use app. PDF Signet allows you sign PDFs with your X.509 certificate without...

    Commercial Mac

  • XolidoSign icon


    XolidoSign, the best technology for electronic signature, time stamping and verification of all types of intelligent documents (PDF...

    Freemium Windows Web / Cloud

  • PDF Signer icon

    PDF Signer

    PDF Signer - Mac application to quickly fill and sign any PDF agreement or form. No need to print & scan. Perfect for: ...

    Commercial Mac

  • Fill and Sign PDF Forms icon

    Fill and Sign PDF Forms

    Fill and Sign PDF forms containing AcroFields. Save, and share created document. Fill and Sign any PDF form containing AcroFields....

    Free Android

  • PDF-Suite

    The easy-to-use all-in-one PDF software that gives you the power to Read, Create, Edit, Secure, Convert and Print PDF files. PDF...

    Commercial Windows

  • OpenSignature

    OpenSignature is an open source project for the digital signature of documents. It works with all cards supported by OpenSC and...

    Open Source Mac Windows Linux

  • Apache PDFBox icon

    Apache PDFBox

    The Apache PDFBox™ library is an open source Java tool for working with PDF documents.

    Open Source Mac Windows Linux

  • PDF Pro icon

    PDF Pro

    PDF Pro is the complete online PDF solution, allowing professionals to get their PDF work done quickly and easily. The application...

    Freemium Web / Cloud

  • JSignPdf Discontinued

    JSignPdf is a Java application which adds digital signatures to PDF documents. It can be used as a standalone application or as an...

    Open Source Mac Windows Linux LibreOffice Apache OpenOffice

  • PDFLab icon

    PDFLab Discontinued

    PDFLab lets you split and join PDF documents as well as insert images and blank pages. You will also be able to easily create PDF...

    Free Mac

  • SignBox icon


    Seal secure eSignature onto PDFs totally within your iOS device with no cloud access, no registration and no account - totally private.

    Free iPhone iPad

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