Features, use cases, pros and cons, and pricing side by side — and which one to pick.
Quick verdict: Pick Diib if you're a small business wanting plain-English SEO and AI-visibility help; pick Ahrefs if you need SEO that scales to enterprise budgets.
Best for: In-house SEO and content teams at mid-size to large companies that need reliable backlink, keyword, and rank data to guide ongoing organic strategy, Digital marketing agencies managing SEO for multiple clients who need competitive research, audits, and reporting in one platform
Read the full Ahrefs reviewBest for: Small business owners who want SEO direction without hiring an agency, Non-technical founders who prefer plain-English recommendations
Read the full Diib reviewCommission may apply at no extra cost
Compare key features side by side
Feature Comparison Summary
Ahrefs pairs one of the industry's freshest crawl indexes with tools that cover the whole SEO workflow, from keyword research to audits, plus tracking for AI search visibility. It's powerful but pricey at the top tiers, and beginners face a learning curve. Overall, it's a top pick for teams that treat organic search as a core channel.
Diib pairs a genuinely free scan with advice benchmarked against 800,000+ small-business sites, plus AI-search visibility tracking most rivals skip — though headline revenue claims are vendor-reported and refund terms aren't published. Overall, it's a low-risk starting point for small businesses that want plain-English direction, as long as you're ready to do the fixing yourself.
Ahrefs is a cloud-based SEO and marketing intelligence platform. It crawls the web continuously to build indexes of backlinks, keywords, search rankings, and site structure, then surfaces that data through a suite of tools: Site Explorer for competitor and backlink research, Keywords Explorer for search demand analysis, Site Audit for technical health checks, Rank Tracker for monitoring positions, and content and brand monitoring capabilities that extend into AI-driven search visibility. It positions itself as an always-on data analyst for SEO, content, and brand teams.
Diib is a growth analytics platform for small and medium businesses. Its core tool is Dash, an AI analyst trained on data from over 800,000 member sites across 614 industries. You enter your URL and get a free snapshot of SEO gaps, AI visibility, and quick fixes. It's built for owners who want plain-English answers, not dashboards they have to decode.
List prices from each vendor's pricing page, before taxes and add-ons. Costs are per month.
| Pricing compared | Ahrefs | Diib |
|---|---|---|
| From (cheapest paid plan) | $20/mo Project Boost Pro | $30/mo Pro |
| Free plan | Yes | Yes |
| Free trial | Not stated | Not stated |
| Money-back guarantee | Not stated | Not stated |
| Annual billing savings | — | — |
| Pricing model | Flat price | Flat price |
| Cost for 1 user | Free Ahrefs Free plan, billed annually | Free Free plan, billed annually |
| Cost for 5 users | $20/mo Project Boost Pro plan, billed monthly · price per account (user limit not stated) | $30/mo Pro plan, billed monthly · price per account (user limit not stated) |
| Cost for 10 users | $20/mo Project Boost Pro plan, billed monthly · price per account (user limit not stated) | $30/mo Pro plan, billed monthly · price per account (user limit not stated) |
| Cost for 25 users | $20/mo Project Boost Pro plan, billed monthly · price per account (user limit not stated) | $30/mo Pro plan, billed monthly · price per account (user limit not stated) |
| Plans | 8 | 2 |
| Prices checked | Checked Oct 16, 2026 | Checked Oct 16, 2026 |
| Price history | Tracking prices since Sep 30, 2026. No price change detected yet. | Tracking prices since Sep 7, 2026. No price change detected yet. |
For 1 user (billed annually), Ahrefs and Diib both cost $0/mo.
Computed from published list prices on the dates shown. Excludes taxes, add-ons and promotions.
Diib is the clearer fit. It's built for small and medium businesses, with industry benchmarks from 800,000+ sites, quick wins under 30 minutes, and plain-English advice.