Substack vs Zhizhi Reader
A side-by-side look at Substack and Zhizhi Reader. For an in-depth review of either product, follow the links below.
Substack
News & Books
Substack is an email newsletter platform that allows writers and publishers to easily create, design, and distribute email newsletters. It aims to let freelance writers and bloggers build direct relationships with readers.
emailnewsletterswritingpublishingblogging
Zhizhi Reader
Education & Reference
Zhizhi Reader is a free and open source document reader and annotation tool. It supports PDF, EPUB, MOBI, AZW, and other common file formats, allowing users to view, annotate, highlight, and manage documents and ebooks.
document-readerpdf-readerebook-readeropen-source
Related Comparisons
Medium
Tumblr
PDF Expert
Papyrus.so