Blog

Research, strategy, and lessons from building HeyLinks.

Comparison

The Best Backlink Outreach Tools in 2026, Honestly Compared

Seven tools scored across the six jobs outreach tooling has to do: find prospects, vet them, personalize, send safely, follow up, and track links. Honest strengths, sourced quotes, real pricing.

7 tools comparedRead more
Case study

Ahrefs vs DataForSEO: We Ran Both on the Same 1,635 Pages

We spent about $27 and a pile of Ahrefs API units comparing both backlink APIs on real outreach data. Index sizes, traffic scales, a spam score that deletes real TV stations, and what you can actually expect from each.

1,635 pages cross-matchedRead more
Guide

Which Link Building Strategy Is Right for You?

Small blogs vs Balanced vs High authority targets. Data visualizations, outreach funnels, cost breakdowns, and when to use each.

3 strategiesRead more
Internal

Pre-Production Testing Checklist

Interactive checklist for end-to-end testing before production deploy. Covers domain setup, onboarding, manual pipeline, autopilot, email sending, and edge cases.

InternalRead more
Research

Cold Email Deliverability: What Actually Matters

Authentication, tracking pixels, progressive enrichment, SMTP vs Workspace, and infrastructure scaling. Everything that helps (and hurts) your emails reaching the inbox, backed by data from 50M+ emails.

25+ sourcesRead more
Research

Casual vs Professional: What Actually Makes Them Different

Deep research across 20+ sources and 40M+ emails. The framework for writing outreach that sounds genuinely different depending on your tone. Side-by-side rules, real examples, and expert quotes.

20+ sourcesRead more
Preview

Template Preview: What Your Emails Actually Look Like

See every default template with real data filled in. Toggle between full personalization and minimal data to see how conditional variables adapt. Interactive live previews.

6 default templatesRead more
Templates

20 Backlink Outreach Email Templates That Actually Get Replies

Professional templates for authority sites. Casual templates for small publishers. Subject line variants, tone tags, and the content hook variable. Every template under 65 words.

20 templatesRead more
Playbook

The Cold Email Playbook for Link Builders

Every data point, framework, and psychological principle that moves reply rates from 3% to 15%+. Template decision matrix, follow-up cadence, and the hybrid AI approach.

34M+ emails analyzedRead more
Research

The Competitive Landscape for Link Building Tools in 2026

Deep analysis of Pitchbox, Respona, BuzzStream, Semrush, Hunter.io, and more. Real user quotes from Reddit, Capterra, and AppSumo. Where the gaps are, and what nobody else does.

11 tools reviewedRead more
Comparison

Pitchbox Alternative: HeyLinks vs Pitchbox

A head-to-head for anyone outgrowing Pitchbox's price or learning curve. Where Pitchbox is genuinely stronger, where HeyLinks is different, and who should pick which.

Head to headRead more
Comparison

BuzzStream Alternative: HeyLinks vs BuzzStream

BuzzStream wins on price and relationship CRM. HeyLinks wins on qualification depth and per-page personal emails. The honest breakdown, feature by feature.

Head to headRead more
Comparison

Respona Alternative: HeyLinks vs Respona

Respona has the best UX in the category. If its credit system burns you, here is how HeyLinks compares on qualification, sending safety, and price.

Head to headRead more