anytime vs any time

I can help you with that. Here are the sentences: You can call me any time if you need assistance. I’m available for a chat any time you want. Feel free to drop by any time during office hours. I’ll be here any time you decide to visit. You can reach out to me any time via email. Let me know any time you’re ready to start the project. I can meet you any time that works for you. You can ask questions any time during the lecture. I’ll support you any time you feel overwhelmed. Remember, I’m just a text away any time you need me.