Scrape Comments. Any Platform.
One-click export of any comment thread to CSV, JSON, or Google Docs. Built for marketers, researchers, and founders doing audience analysis.
CommentHarvest8 platforms. One extension.
Hover to see what data is extracted from each platform.
Thread comments, upvotes, nested replies, subreddit, awards, flair
Video comments, like counts, reply threads, timestamps
Product reviews, star ratings, verified purchase, helpful votes
Nested discussion threads, dead comments, timestamps
Product comments, upvotes, maker replies, badges
Game reviews, hours played, Recommended / Not Recommended
Business reviews, star ratings, verified reviews
Product reviews, item ratings, purchase verification
Everything you need for comment research
Full thread extraction
Capture every comment in a thread — author, score, timestamp, nested replies, and platform-specific metadata. No comment left behind, including collapsed and paginated content.
- Author + profile URL
- Score / upvotes / star rating
- Timestamps (ISO 8601)
- Nested reply structure
- Platform-specific metadata
Sample output — r/startups thread
Been comparing three tools for this — most don't export cleanly to CSV.
Onboarding took way too long — first real value came after day 3.
Pricing page needs a comparison table, hard to tell what changes between tiers.
CSV
RFC 4180 compliant, all fields
JSON
Structured with metadata wrapper
Google Docs
Formatted document, Pro
ChatGPT
Analysis-ready prompt, Pro
Export anywhere
One click to export your scraped comments to CSV for spreadsheets, JSON for developers, Google Docs for collaboration, or directly to ChatGPT and Claude for instant AI analysis.
Built for research
Whether you're doing market research, product validation, competitive analysis, or content planning — CommentHarvest gives you the raw signal from real users.
Example use case: Product validation
"Scraped 500 Amazon reviews of competitor products. Found 3 recurring pain points our product solves."
Example use case: Content research
"Pulled 200 Reddit comments to understand exactly how our target audience describes their problem."
Simple, transparent pricing
Start free. Upgrade when you need more.
Free
Forever free
- Reddit only
- 30 comments/scrape
- CSV + JSON export
- ✕History tab
- ✕Google Docs export
- ✕ChatGPT + Claude export
Pro
per month
- All 8 platforms
- Unlimited comments
- CSV + JSON + Google Docs
- Full history (200 sessions)
- ChatGPT + Claude export
- Priority support