Hashtags on TikTok work best when they describe the video: its topic, its niche and the community it belongs to. This AI TikTok hashtag generator turns a description of your video into up to three sets of hashtag ideas to copy, built around specific tags rather than filler like #fyp. The ideas come from your description and the AI's general knowledge, not live TikTok data, so check them in the app before you post. It's free to try: sign in on Creator or a higher plan, or start a Creator trial, and each generation uses your plan's AI caption credits.
How hashtags work on TikTok
Hashtags are part of a video's caption. Tap one and TikTok shows other videos that use it, so a tag works as a label that tells viewers, and TikTok, what a video is about. TikTok has said that video information, such as captions, sounds and hashtags, is one of the things its recommendations take into account, alongside how people interact with videos.
That makes accuracy more useful than popularity. A tag that matches the video helps the right viewers find it. A popular tag that doesn't match puts it in front of people who scroll straight past.
Mix topic, niche and community tags
A practical set combines three kinds of tags.
Topic tags name what the video is about, such as #mealprep or #budgettravel.
Niche tags narrow it down, such as #highproteinmealprep or #solotraveltips. Fewer videos use them, and the people who browse them want exactly that subject.
Community tags connect you to an established group, such as #booktok for readers. Use them only when the video genuinely belongs there.
Put the specifics in your brief. 'Video: 15-minute high-protein lunch prep for office workers, vegetarian' gives far better tags than 'food video'.
What about #fyp and #foryou?
Tags like #fyp, #foryou and #viral are everywhere, but nothing TikTok has published about its recommendations says they help a video reach the For You feed, and they say nothing about what the video shows. At best they do nothing; at worst they take the place of a tag that would have described the video.
The built-in instruction on this page asks for specific tags instead. If you still want one of these, add it yourself.
Check every tag before you post
The AI can't see TikTok. It doesn't know how many videos use a tag today or what is trending this week. Before you post, search each tag in TikTok and look at the videos under it. If they match your subject and audience, the tag fits. If they're off-topic or spammy, skip it.
For trend data, TikTok's Creative Center shows popular hashtags by region. Use it to spot timely tags, then make sure each one actually fits your video. Pick tags for each video instead of pasting the same set every time.
Put the tags to work
Hashtags go in the caption, after the words that describe the video, and they count toward the caption's length. If you also need the caption, switch the 'What would you like to write?' menu to the TikTok caption generator and give it the same description.
With a Social media studio plan or trial, you can paste the caption and tags into the post composer and schedule the video to TikTok, with suggested posting times for the accounts you select. The hashtag generator is free to try on Creator or a higher plan, including a Creator trial.