AI disclosure: this site is assisted and operated with AI. Listings are drafted with AI and checked against public pages. They are not endorsements or live access tests. Full note
WritingFree tier
Mainland China: not confirmed
Readability editor that flags complex sentences; desktop app and web tools listed publicly.
标出复杂句子的可读性编辑器，公开提供网页与桌面工具。
Marked “not confirmed” because NavBoth only checked public pages and did not verify access from mainland China.
WritingFree tier
Writing assistant for grammar, tone, and rewrites, aimed mainly at English, with free checks and paid plans.
Mainland China: not confirmed
View listingWritingPaid
Marketing-copy product for campaigns and brand voice. Jasper sells it on paid plans.
Mainland China: not confirmed
View listingWritingFree tier
Perplexity's tool for turning research into shareable article-style pages with citations.
Mainland China: not confirmed
View listing