If you want a free AI logo maker with a lot of font and color options, AI Logo Maker is a good option. It has a clean interface for tweaking fonts, colors and layout, with features like a large library of templates, custom design options and high-resolution files in various formats. You can get good logo inspiration for free, so it's good for trying out different ideas.
Another good option is Logome, with more than 100 fonts and solid/gradient colors. It's good for creating more serious logos and branded materials like business cards, social media covers and email signatures. It also comes with a fully customizable website template and gives you instant access to high-resolution files for digital and print use, all for free.
If you want a bit more control, Logomakerr has a lot of templates and customization options, with thousands of fonts, colors, symbols and layouts. Although it's got a limited free tier, you can still make unique and high-quality logos, so it's good for startups and small businesses.
Last, Turbologo is another AI-powered logo maker that can handle a wide range of logo styles and templates. You can customize with your own fonts, icons and colors, and it offers high-resolution files in various formats for digital and print use. It's a good value for the money, works on desktop, mobile and tablet devices, and offers unlimited revisions and full logo ownership.