If you're looking for a NeuralWriter alternative, QuillBot is a good option. It's a full-featured suite of AI-powered writing tools, including a paraphraser, grammar checker, plagiarism detector, summarizer and translator. QuillBot spans your writing process from first draft to final edit, and it works with lots of apps and websites. The Premium subscription adds features like unlimited paraphrasing and custom summaries.
Another good option is Rytr, a free AI writing assistant designed to increase productivity with tools like AI autocomplete, text editing and content optimization. Rytr's Copyscape-powered plagiarism checker ensures your work is original, and its Chrome Extension and API make it easy to build into your workflow. The Unlimited and Premium plans offer more features.
If you need a paraphrasing tool, the Paraphrase Tool is a good option. It supports more than 100 languages and has 15 free modes for rewriting, including a compose mode for fast content creation. The tool also has a plagiarism checker and supports a range of writing tasks like articles and essays, so it's a good option for multilingual writers.