If you're looking for a personal knowledge management tool that prioritizes privacy and customization, choose Obsidian. Its local storage and Markdown support make it ideal for personal organization and project management. However, it's better suited for users who can navigate a learning curve and don’t require real-time collaboration or cloud features.
On the other hand, if you're a Mac user who values deep automation and speed, Alfred is your best bet. Its powerful workflows cater to automation enthusiasts, and it offers a one-time purchase model instead of a subscription. However, if you need cross-platform access or built-in AI capabilities, you should avoid Alfred. Choose based on whether your focus is more on personal knowledge management (Obsidian) or streamlined automation (Alfred).