Comment Exporter for YouTube collects a video's comments for free, but replies and full metadata are premium. CommentGrab exports comments and replies for free, and reads 12 more sites. Facts below come from its Chrome Web Store listing and the developer's replies there.
| At a glance | Comment Exporter | CommentGrab |
|---|---|---|
| Price | Free, with in-app purchases | Free on every platform |
| Replies | Premium only, per the developer | Included, one level deep |
| Rating | 2.9 from 25 ratings | Free and source-available |
| Where requests go | YouTube, plus a third-party fallback host | Only the page you're on |
| Developer site | Redirects to an unrelated store | commentgrab.app |
| Verdict | A YouTube-only exporter with a premium tier. | Pick CommentGrab for full threads at no cost. |
On Comment Exporter for YouTube, the developer's own review replies say extraction of replies and more data is only on the upgraded version. The premium price isn't on the listing, and the developer site, limbuscode.com, now redirects to an unrelated store.
CommentGrab loads up to 1,200 top-level comments with their replies, for free, and exports them as CSV, JSON or Markdown.

From its 10 most recent Chrome Web Store reviews (August 2025 to August 2026) and the developer's replies, checked 13 Oct 2026.
Reviewers found that replies and hidden comments need payment.
“PAY or else you don't get the comments replies”Chrome Web Store review, source, 28 May 2026
CommentGrab: Replies are free, with their depth in the thread.
A reviewer asked why a prompt appeared for another domain; the developer said it's a fallback source.
“why there is now (Apr 2026) a popup asking me approve”Chrome Web Store review, source, 9 Apr 2026
CommentGrab: CommentGrab reads from the page you're on. Its only outside call is to OpenAI, when you start an analysis.
A buyer said it failed after paying and the developer email bounced.
“I paid, and it stills doesn't work”Chrome Web Store review, source, 14 Jun 2026
CommentGrab: Nothing to pay for, and the developer answers through the contact form.
Checked on 13 Oct 2026 against Comment Exporter's own pages. Something changed? Tell us.
| Comment Exporter | CommentGrab | |
|---|---|---|
| YouTube comments | No volume cap | Videos |
| Replies | Premium | Free, one level deep |
| Full metadata | Premium | Author, time, score, permalink |
| Export formats | CSV, JSON, TXT | CSV, JSON, Markdown, clipboard |
| Other sites | YouTube only | 12 more |
| AI analysis | None built in | Nine kinds of insight on your own OpenAI key |
| Third-party requests | Fallback host for comments | None, except OpenAI when you analyze |
| Source code | Closed | Public (PolyForm Shield) |
The listing says it offers in-app purchases. The premium price isn't published on the listing, and the developer site is down.
Source: Comment Exporter pricing page, 13 Oct 2026.
With AI analysis you pay OpenAI directly for the tokens you use.
It has a few YouTube-specific extras in its free tier.
The free tier lets you search collected comments by keyword before exporting.
It exports plain text as well as CSV and JSON. CommentGrab offers Markdown and the clipboard instead.
It takes a couple of minutes, and you don't need an account.
Add it from the Chrome Web Store. No account, no premium tier.
Any video or Short with comments.
Replies come with every export.
According to the developer's reply on its Chrome Web Store page, extraction of replies and more data is only available on the upgraded version.
The price isn't on its listing, and on 13 Oct 2026 the developer site redirected to an unrelated store.
Install CommentGrab, open the video and click the widget. Replies are included with their depth in the thread.
The developer has said it uses a third-party host as a fallback source for comments. CommentGrab only contacts OpenAI, with your own key, when you run an analysis.
Install CommentGrab, open a supported thread and export every reply in seconds.