Best Free Ahrefs Alternatives in 2026 (Ranked & Compared)

Ahrefs is one of the most powerful SEO tools on the market. It's also $99/month — a price tag that rules it out for most freelancers, bloggers and small businesses.

The good news: you don't need Ahrefs for keyword research. In 2026, several free and affordable tools offer the same core features — keyword difficulty, SERP analysis, search volume and trends — at a fraction of the cost.

Here are the best free Ahrefs alternatives, ranked by value.

What does Ahrefs actually offer?

Before comparing alternatives, it's worth understanding what you're replacing:

• •Keyword Explorer: volume, KD, clicks, search intent
• •Site Explorer: backlink profile, organic traffic, top pages
• •Content Explorer: find top-ranking content by topic
• •Rank Tracker: daily keyword position tracking
• •Site Audit: technical SEO crawl

For most SEOs, the first two features — keyword research and SERP analysis — cover 80% of day-to-day work. That's exactly where free alternatives can compete.

The best free Ahrefs alternatives in 2026

1. Serpvox — Best for keyword research + SERP analysis

Serpvox is purpose-built for keyword research, covering the Ahrefs features most people actually use:

| Feature | Ahrefs | Serpvox Free | |---|---|---| | Search volume | ✅ Exact | ✅ Estimated | | Keyword Difficulty | ✅ (backlink-based) | ✅ (PageRank-based) | | SERP Top 10 | ✅ | ✅ | | 12-month trend | ✅ | ✅ | | Search intent | ✅ | ✅ | | Related keywords | ✅ | ✅ (5 on free) | | Backlink analysis | ✅ | ❌ | | Rank tracking | ✅ | ❌ | | Price | $99/mo | Free (3/day) |

Who it's for: bloggers, freelancers, content creators, small agencies who need keyword data without paying enterprise prices.

Try Serpvox free — no credit card →

2. Ahrefs Webmaster Tools (free, limited)

Ahrefs offers a genuinely free tier called Ahrefs Webmaster Tools — but it only works for websites you own and verify. You can see:

• •Keywords your site ranks for
• •Backlinks pointing to your site
• •Technical SEO issues

Limitation: you can't research competitor keywords or new topics. It's a monitoring tool, not a research tool.

Best for: tracking your existing site's performance alongside another research tool.

3. Google Search Console (free, your site only)

Technically not an Ahrefs alternative, but Google Search Console gives you something Ahrefs can't: real Google data for your own site.

You'll see which keywords you already rank for, with actual clicks, impressions, CTR and average position. The keyword gap between positions 5–20 is often the fastest win in SEO.

Best for: finding quick wins on an existing site. Pair it with Serpvox for new keyword discovery.

4. Semrush Free Plan

Semrush has a free plan with 10 searches per day. Features include:

• •Keyword overview (volume, KD, CPC, trend)
• •Domain overview (limited)
• •Position tracking (limited)

Limitation: 10 searches/day is restrictive, and the interface is complex. The paid plan starts at $119/month — more expensive than Ahrefs.

Best for: occasional competitive research when you need to check a competitor's domain.

5. Ubersuggest Free Plan

Neil Patel's Ubersuggest offers 3 free keyword searches per day with volume, KD and suggestions.

Limitation: KD scores and volume data are less accurate than Ahrefs or Serpvox. No real SERP analysis, no 12-month trends.

Best for: beginners who want a simple interface and don't need deep accuracy.

6. Moz Keyword Explorer (free tier)

Moz offers 10 free queries per month with their Keyword Explorer. Data includes volume ranges, KD (their own metric) and SERP analysis.

Limitation: 10 searches per month is too little for serious research. The Moz algorithm for KD can differ significantly from actual ranking difficulty.

Best for: occasional spot checks when you're already a Moz user.

Ahrefs vs Serpvox: which one for keyword research?

If your primary need is keyword research (not backlink analysis), here's how they compare directly:

Ahrefs:

• •Enormous keyword database (billions of keywords)
• •Highly accurate volume data
• •Backlink-based KD (more accurate for authority-heavy niches)
• •Daily rank tracking
• •Full site audit
• •$99/month

Serpvox:

• •Real-time Google data (Autocomplete + Trends + SERP)
• •PageRank-based KD (accurate for organic SERP analysis)
• •Full SERP top 10 with "attackable" badges
• •12-month trends built in
• •Google Search Console integration
• •Free plan (3/day) · Pro €19/month

For most content creators and small businesses, Serpvox covers 90% of what they need from Ahrefs — at 20% of the cost.

Do you really need Ahrefs?

Yes, if you:

• •Run large-scale link building campaigns
• •Manage SEO for 10+ client websites
• •Need daily rank tracking for hundreds of keywords
• •Require deep technical site audits

No, if you:

• •Focus primarily on content and keyword research
• •Run a blog, personal brand or small business site
• •Have a budget under $50/month for SEO tools
• •Want to find keywords and write content that ranks

For the second group, a combination of Serpvox (keyword research) + Google Search Console (monitoring) + Google Trends (seasonality) covers all the essentials.

Frequently asked questions

Is there a completely free version of Ahrefs? Yes — Ahrefs Webmaster Tools is free but only analyses your own verified sites. For competitor research, you need a paid plan.

What is the best free alternative to Ahrefs for keyword research? Serpvox offers the most complete free plan specifically for keyword research: search volume, KD, SERP analysis, intent and 12-month trends — all on the free tier (3 searches/day).

Can I do SEO without Ahrefs? Absolutely. The combination of Serpvox + Google Search Console + Google Trends gives you everything you need to build an effective content strategy without paying $99/month.

Conclusion

Ahrefs is a great tool — but it's built and priced for agencies. If you're a freelancer, blogger or small business owner focused on content and keyword research, you're paying for features you'll never use.

Serpvox gives you the core keyword research and SERP analysis features at €19/month — or free if you're just getting started.

Try Serpvox free — no credit card required →

Read also: Best free keyword research tools 2026 · Keyword difficulty explained · How to analyze the Google SERP