Search YouTube comments
Find a comment by what it says or who wrote it, then jump straight to it on YouTube. Ctrl+F only searches the comments already loaded on screen — this searches all of them.
Find a comment
Why YouTube itself cannot do this
YouTube loads comments a page at a time as you scroll. Ctrl+F searches only what the browser has already rendered, so on a video with four thousand comments it is searching the forty you happen to have scrolled past. There is no comment search in the interface, and there has not been one for years.
This tool reads the comments through the official API and searches the whole batch at once, then hands you a link that opens the matching comment in place.
What people search for
- The comment you remember but cannot find — someone posted a link, a code, a correction, and it is now two thousand comments deep.
- Everything one person said — leave the keyword blank and put their channel name in the author box.
- Whether a question was already asked — before you answer the same thing for the twentieth time.
- Giveaway entries containing a required word — though the winner picker does that end to end.
On limits. The free tier scans the most recent 500 comments and the tool tells you when it has hit that ceiling rather than pretending it searched everything. Your own API key raises it to 1,000. For a full-channel search you need an authorised connection to the channel.
What to try before reaching for a tool
Three things work without any tool at all, and it is worth knowing where each one stops.
Scroll, then Ctrl+F. If the comment is recent and the video is quiet, loading a few screens and searching the page will find it. This fails silently on busy videos: the browser has only rendered what you scrolled past, so a search that finds nothing is indistinguishable from a comment that does not exist.
Sort by newest first. The default is Top comments, which is a ranking rather than a chronology. If you are looking for something posted in the last day, switching the sort is often the whole answer.
Check your notifications. If the comment was a reply to you, or mentioned your channel, it is in your notification history — which is searchable in a way the comment section is not.
Those cover the easy cases. What they cannot do is search a thread you never scrolled, find every comment by one person across a long video, or tell you reliably that something is not there.
What this tool cannot do
Worth stating plainly, because the limits are structural rather than a paywall.
- It cannot search a whole channel. The API works per video. Searching everything you have ever published needs an authorised connection to the channel, not a public lookup.
- It cannot search private or unlisted videos. The API only returns comments on public videos, whoever is asking.
- It cannot find deleted or held comments. A comment held for review by YouTube's spam filter is invisible to the API, which is why a comment someone insists they posted can be genuinely unfindable. The causes of missing comments covers that case.
- It cannot search comments you left on other people's videos. That history lives in your Google account, not in any video's comment thread.
Common questions
Can you search YouTube comments?
Not on YouTube itself. The site has no comment search, and Ctrl+F only finds text the browser has already loaded, which is the handful of comments you have scrolled past. This tool reads the comments through the official API and searches all of them at once.
How do I find all comments by one person on a video?
Leave the keyword box empty and put their channel name in the author box. Every comment they left on that video is returned, replies included.
Why does Ctrl+F not work on YouTube comments?
YouTube loads comments a page at a time as you scroll. Ctrl+F searches only what is currently in the page, so anything not yet loaded is invisible to it. Scrolling to the bottom of a busy video first is impractical.
Can I jump straight to a comment I find?
Yes. Every result carries a direct link that opens that specific comment in place on YouTube.
Does searching comments need a YouTube API key?
No. The tool scans the most recent 500 comments free with no signup. Adding your own YouTube Data API key raises that to 1,000, which matters on videos with very large comment sections.
Does it search replies?
Yes, unless you turn that off. Replies are where answers usually hide.
Searching tells you the question was asked. Answering it every time is the part that eats the evening — ReplyTide watches for words you choose and sends the reply you have already written. Start a 7-day trial.