FundingWatcher vs Harmonic
Lines about harmonic.ai state what that site publishes. Where a figure is not published the line reads check.
Harmonic
A startup discovery database sold to investors, with an API and a search product over company and founder records.
FundingWatcher
A research publication of Haus Research covering startup funding rounds and the investors behind them. List pages for both halves, a page per figure, a method page and dated writeups. Every page is free to read.
- Access at Harmonic
- Subscription, with a pricing page on the site. Price: check.
- Access at FundingWatcher
- Free. No account, no trial, no price.
- Readable without an account at Harmonic
- Marketing pages only.
- Readable without an account at FundingWatcher
- Every page.
- What Harmonic does not publish
- Nothing readable without an account, so nothing on the site can be cited by a reader who does not have one.
- What Harmonic carries that FundingWatcher does not
- An API, founder level records and headcount tracking. FundingWatcher has no API and publishes no people.
- Data date
- FundingWatcher prints the file date on every page. Data as of 4 September 2026.