I'm not sure what you mean by ai代写app、Could you please provide more context or clarify your question?

If you're looking for an AIpowered writing app, there are many options available、Some popular ones include:

1、AI Writer: An app that uses artificial intelligence to help with writing tasks, such as suggesting alternative phrases and sentences.
2、WordLift: A writing assistant app that uses AI to help with grammar, syntax, and style suggestions.
3、Grammarly: A popular writing tool that uses AI to check grammar, punctuation, and spelling, as well as suggest improvements to writing style.
4、Hemingway Editor: A simple app that uses AI to analyze writing and provide suggestions for simplification and clarity.

If you're looking for something specific, please let me know and I can try to help you further!