What this tool does and does not do
This generator takes your keywords or caption and formats them into properly structured hashtags, filtering out filler words and building sensible two-word combinations. It applies the tag limit appropriate to the platform you select.
What it cannot do is tell you how popular a hashtag is or how much reach it will earn. That requires live data from each platform's API, which no static tool can provide. Treat this as a formatting and idea-generation aid rather than a research tool — for volume data you need the platform's own search or a paid analytics product.
Platform conventions differ substantially
Instagram permits 30 hashtags, and for years the advice was to use all of them. Instagram's own guidance now suggests three to five relevant tags perform better than a wall of them, and stuffing tags can look spammy.
LinkedIn works best with three to five professional, topic-level tags. X has effectively moved away from hashtags entirely, and one or two is the sensible maximum — more reads as dated. TikTok surfaces content primarily through its recommendation system rather than tags, so a small number of specific ones is enough.
Specific beats popular
This is the most useful principle. A hashtag with ten million posts buries your content within seconds. A hashtag with fifty thousand posts has a genuine chance of your post being seen, and the audience following it is more likely to care.
The common approach is to mix: a few broad tags, several mid-sized ones in the tens or hundreds of thousands, and some narrow ones specific to your niche or location. The narrow ones do most of the actual work.
CamelCase and accessibility
Capitalising each word within a hashtag is not just stylistic — it is an accessibility requirement. Screen readers parse a run-together lowercase hashtag as a single unintelligible string, while CamelCase lets them read the individual words.
It also prevents the well-documented category of accidentally unfortunate readings that occur when words run together. Using CamelCase costs nothing and is straightforwardly better.
Practical guidance
Keep hashtags relevant to the actual content. Irrelevant popular tags attract the wrong audience, who do not engage, which signals to the platform that your content underperforms. Avoid banned or heavily moderated tags, which can suppress a post's reach entirely.
Placing tags in a first comment rather than the caption is common on Instagram for tidiness; reach is broadly the same either way.
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Frequently Asked Questions
Can this tell me how popular a hashtag is?
No. Volume data requires live platform APIs. This formats and suggests hashtags; use platform search or an analytics product for popularity.
How many hashtags should I use?
Three to five on Instagram and LinkedIn, one or two on X, and a small number on TikTok. The old advice of using all 30 on Instagram no longer holds.
Should I use CamelCase?
Yes. Screen readers cannot parse run-together lowercase hashtags, so capitalising each word is an accessibility requirement as well as clearer to read.
Are popular hashtags better?
Usually not. A tag with millions of posts buries your content instantly. Mid-sized and niche tags reach a more relevant audience.
Does putting hashtags in a comment help?
Reach is broadly the same. Many people do it on Instagram simply to keep the caption tidy.