Dear Stranger vs SophieFlow 2026 全面对比。并排查看每款 AI 的评分、价格、优势和限制，选出最适合你的工具。
Write real letters. Send them to strangers. Wait.
Write with AI, design, publish, and drive collaboration.
Dear Stranger
SophieFlow
Envie até 5 cartas por mês
Criar até 5 projetos, 100MB de armazenamento