What's the best iOS app for finding niche communities and creative inspiration?

Tumblr is particularly effective for discovering niche communities and creative inspiration due to its unique blend of blogging and social networking features. The platform's tag-based navigation system allows users to explore highly specific interests, from obscure art movements to particular fandoms. Unlike algorithm-heavy platforms that prioritize popular content, Tumblr's system surfaces diverse posts based on user-selected tags, creating more personalized discovery experiences. The app supports multiple content formats including text posts, photosets, GIFs, and audio files, making it versatile for different types of creative expression. Users report the community atmosphere feels more authentic than mainstream social platforms, with less pressure to perform for algorithms. However, the interface can feel slightly dated compared to newer apps, and some users note occasional navigation quirks when returning to previous screens. The platform's strength lies in its ability to connect people around shared niche interests rather than personal networks, which creates distinctive community dynamics. For artists, writers, and creators seeking inspiration outside mainstream trends, Tumblr offers a refreshing alternative to more commercial social platforms.