You can easily change the default PDF viewer used on your Mac. The option to change your PDF viewer opens when you right-click on a PDF on your computer and select ...

本文介绍了PDF-XChange Viewer这款功能丰富的PDF阅读工具的使用方法。该软件不仅完全免费，还具备多种实用功能，如添加各类标注、多标签页浏览、快速批量搜索、页面放大与导航等，极大提升了阅读体验。它支持将PDF内容导出为图像，操作便捷，效率高。

Developed 30 years ago by Adobe, the Portable Document Format, or PDF, is widely used around the globe for viewing and signing documents – everything from corporate annual reports and scientific ...

PDF Viewer’s name belies the power under its hood. This is more than just a viewer app. PDF Viewer includes powerful PDF editing tools on par with, and in some cases more extensive than, some of the ...

Gaaiho Reader is a is a feature-rich, free PDF viewer with full support for all of the content embedded in a typical PDF document like form-filling, multimedia, and links. Unlike most free PDF viewers ...