Are You Using Too Many Hashtags? Here is How to Check
Hashtags are easy to lose count of, particularly when you keep a block of them saved somewhere and paste it in. The Hashtag Counter counts what is in a caption and checks it against the platform limits.
The caps
Instagram allows up to 30 per post, and that total includes any you add in a comment afterwards - which catches people who think the comment is a separate allowance. TikTok has no hard hashtag cap but a caption length limit that effectively imposes one. LinkedIn has no stated cap and its own guidance suggests around three. X has no cap and 280 characters, which is its own kind of cap.
These change, which is the reason to count against a tool rather than a remembered figure.
What happens if you go over
On Instagram, exceeding 30 usually means the caption simply fails to post, or the hashtags are stripped. It does not get you a penalty; it gets you a caption that did not save, which is more annoying because it often happens after you have written something good.
The more common failure is subtler. Posts loaded with popular, loosely relevant tags can have their reach reduced, because the pattern looks like the spam it resembles. Nobody outside the platform knows the exact mechanism, and the effect is widely enough reported to take seriously.
The cap is not the target
This is the part worth internalising. Thirty is a maximum, not a recommendation, and using all thirty is not a strategy.
What the evidence and the platforms' own advice both point at is a smaller number of accurate tags. Instagram has suggested three to five in some of its guidance; practitioners typically land somewhere between five and fifteen. The deciding question is whether each tag genuinely describes the post - and the Hashtag Generator is more useful for finding specific tags than for filling slots.
If you cannot say why a tag is on a post, it should not be.
The saved block problem
Keeping one block of tags and pasting it onto everything is efficient and self-defeating. The block was written for one kind of post, so by the tenth use most of its tags no longer describe what they are attached to - and consistency of tags across varied posts is one of the patterns that reads as automated.
Two or three blocks for the genuinely different things you post, edited each time, is barely more work and considerably more accurate.
Common questions
Do hashtags in a comment count separately?
On Instagram, no - they count toward the same 30. Moving them is cosmetic.
Is there a penalty for too many?
Not a formal one. Reach can suffer when the tags look like padding, and an over-limit caption may fail to post at all.
Do hashtags count toward the character limit?
Yes. The Social Media Character Counter covers that side.
Should I delete hashtags from old posts?
Rarely worth it. Old posts get most of their traffic early.
Want to check a caption before posting?