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Head-to-head · Internal Linking Tools

Interlink vs Core+ Links

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Interlink #2 in Internal Linking Tools 9.1/10 Free plan Free plan✓ 4 of 4 features Visit Interlink
Core+ Links #7 in Internal Linking Tools 8.6/10 Free plan Free plan✓ 4 of 4 features Visit Core+ Links

Interlink leads on 0 checks, Core+ Links on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreInterlink · 9.1/10
  • Free planboth

Interlink scores higher on our rubric for internal linking tools: 9.1 against 8.6 out of 10; our editors rank them #2 and #7.

Interlink is the better fit for free WordPress users needing a complete toolkit. Core+ Links is the better fit for open-source WordPress users needing link health reports.

  • Interlink fits best

    Free WordPress users needing a complete toolkit

  • Core+ Links fits best

    Open-source WordPress users needing link health reports

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Interlink 9.1/10 Visit ↗ Core+ Links 8.6/10 Visit ↗
At a glance
Editor score 9.1 8.6
Ranking #2 in Internal Linking Tools #7 in Internal Linking Tools
Best for Free WordPress users needing a complete toolkit Open-source WordPress users needing link health reports
Pricing model Free Free plan + paid
Starting price Free —
Free plan ✓ ✓
Free trial — —
Deployment Self-hosted Self-hosted
Support Community, Docs Email, Community, Docs
Built for Solo, Small business Solo, Small business
Features Interlink 4/4 · Core+ Links 4/4
Link suggestions ✓ ✓
Automatic linking ✓ ✓
Orphan page detection ✓ ✓
Bulk link editing ✓ ✓
Specs
Platform Wordpress Wordpress
Crawl limit Not checked yet Not checked yet
Our review
Pros
  • Combines audits, orphan detection, suggestions, and broken-link checks
  • Supports approve-first insertion, bulk edits, undo, and automatic rules
  • Includes Rank Math, OpenAI, Gemini, and Search Console integrations
  • Scored suggestions with editable anchors and one-click insertion
  • Orphan, underlinked, and internal link-health reports
  • Free, open-source plugin with scheduled indexing
Cons
  • Designed for WordPress rather than a broader range of platforms
  • The free-only model has no paid tier for expanded plan options
  • Automatic application requires enabling rules and the relevant settings
  • Limited to self-hosted WordPress
  • Custom post types and fields require a Pro tier
  • Pro tiers are listed as upcoming
Our verdict

Interlink is a free, open-source WordPress plugin for managing internal links across existing content. It is intended for WordPress users who want one toolkit for auditing links, finding orphaned posts, checking broken internal links, and…

Read the review →

Core+ Links is an open-source WordPress plugin for finding and managing internal links across posts and pages. It indexes site content, ranks link targets with deterministic scores, and displays suggestions in the Gutenberg block-editor…

Read the review →
  1. InterlinkInternal Linking Tools 9.1Free plan
  2. Core+ LinksInternal Linking Tools 8.6Free plan

Strengths and trade-offs

  • Interlink — where it wins

    • Combines audits, orphan detection, suggestions, and broken-link checks
    • Supports approve-first insertion, bulk edits, undo, and automatic rules
    • Includes Rank Math, OpenAI, Gemini, and Search Console integrations

    Where it doesn't

    • Designed for WordPress rather than a broader range of platforms
    • The free-only model has no paid tier for expanded plan options
    • Automatic application requires enabling rules and the relevant settings
  • Core+ Links — where it wins

    • Scored suggestions with editable anchors and one-click insertion
    • Orphan, underlinked, and internal link-health reports
    • Free, open-source plugin with scheduled indexing

    Where it doesn't

    • Limited to self-hosted WordPress
    • Custom post types and fields require a Pro tier
    • Pro tiers are listed as upcoming

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update