These two get lumped together because both bolt onto YouTube, but they are answering different questions. vidIQ is pointed at what to make next: outlier and niche discovery, competitor tracking, personalised daily idea feeds, thumbnail help and AI Coach prompts that read like a strategist looking over your shoulder. TubeBuddy is pointed at what to do with the video you already have: Keyword Explorer and SEO Studio for titles and tags, thumbnail A/B testing, channel analytics and bulk edits, most of it sitting inside YouTube Studio where the work actually happens.
So the honest answer is use-case dependent. If your channel is stalling because ideas are not landing, vidIQ is the stronger buy. If your ideas are fine and your packaging, metadata and back catalogue are the bottleneck, TubeBuddy earns its place — the in-Studio tooling and bulk workflows are still the most practical in the category. vidIQ edges ahead on our scores (7.8 vs 7.6) because strategy compounds faster than optimisation for most creators, not because TubeBuddy is behind on execution.
Both have a free entry point, so there is no reason to guess. Run vidIQ free for a fortnight of ideas, run TubeBuddy free across a few uploads, and keep whichever one you keep opening. Pricing on both moves regularly, so check the current official plans before you commit to a year.