linkgap alternative — the apibacklinks backlink API
A developer-first, 10× cheaper linkgap alternative: backlinks, referring domains, anchors and Domain Rating as one JSON API. $100 free, DR & counts keyless.
Ask ten SEOs about linkgap and you'll hear the same thing — great data, until you try to automate it. linkgap: your real backlink gap, and what it costs to close
Dashboards are built for humans clicking around, not for a service that needs a referring-domain list for ten thousand URLs by Tuesday.
apibacklinks turns all of that into a single JSON call over a 2.7-billion-edge map of the web — no dashboard, no scraping, no SDK. Domain Rating and link counts are free and keyless; the heavy backlink and referring-domain lists cost about a tenth of what linkgap and the incumbents charge.
The numbers for linkgap.app above come straight from that index — proof it works on the brand you’re comparing. Point your integration at the endpoint below, keep your $100 of starter credit, and bill only for the calls you actually make.
apibacklinks vs linkgap
| apibacklinks | linkgap | |
|---|---|---|
| Access | JSON API | Dashboard-first |
| Price | from $0.10 per 1,000 calls | Subscription / higher |
| Free sign-up credit | $100 | Limited / trial |
| DR & link counts | Free, keyless | Paid / limited |
From linkgap to apibacklinks in one call
curl "https://apibacklinks.com/api.php?action=refdomains&q=linkgap.app&key=YOUR_KEY"
linkgap alternative — FAQ
Is there a free linkgap alternative?
How is apibacklinks cheaper than linkgap?
Where does the data come from?
Backlink data for the price of a rounding error
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