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 owner wanting free, plain-English SEO guidance; pick Serpstat if you're an agency or team needing deep keyword data, API access, and room to scale.
Best for: Small business owners who want SEO direction without hiring an agency, Non-technical founders who prefer plain-English recommendations
Read the full Diib reviewBest for: Agencies managing multiple client sites with multi-user accounts, In-house SEO and content marketers tracking rankings and fixing site issues
Read the full Serpstat reviewCommission may apply at no extra cost
Compare key features side by side
Feature Comparison Summary
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.
Serpstat bundles keyword research, rank tracking, site audits, and competitor analysis into one subscription, with big keyword and backlink databases covering 230 countries. Daily search limits get tight on cheaper plans, and phone support is Agency-only. Overall, it's a solid, fairly priced pick for teams that want most SEO work under one login.
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.
Serpstat is a cloud-based SEO and search marketing platform. It covers keyword research, competitor analysis, rank tracking, site audits, keyword clustering, and traffic checks, plus an API for pulling SEO data into your own products. The site reports a database of 1.5 billion domains, 8.6 billion keywords, and 529 billion backlinks. It's aimed at agencies, e-commerce, SMBs, SaaS, and media teams that need search data without stitching together several tools.
List prices from each vendor's pricing page, before taxes and add-ons. Costs are per month.
| Pricing compared | Diib | Serpstat |
|---|---|---|
| From (cheapest paid plan) | $30/mo Pro | $50/mo Individual |
| Free plan | Yes | No |
| Free trial | Not stated | 7 days |
| Money-back guarantee | Not stated | Not stated |
| Annual billing savings | — | — |
| Pricing model | Flat price | Flat price |
| Cost for 1 user | FreeCheaper Free plan, billed monthly | $50/mo Individual plan, billed monthly |
| Cost for 5 users | $30/mo Pro plan, billed monthly · price per account (user limit not stated) | $50/mo Individual plan, billed monthly · price per account (user limit not stated) |
| Cost for 10 users | $30/mo Pro plan, billed monthly · price per account (user limit not stated) | $50/mo Individual plan, billed monthly · price per account (user limit not stated) |
| Cost for 25 users | $30/mo Pro plan, billed monthly · price per account (user limit not stated) | $50/mo Individual plan, billed monthly · price per account (user limit not stated) |
| Plans | 2 | 4 |
| Prices checked | Checked Oct 12, 2026 | Checked Oct 12, 2026 |
| Price history | Tracking prices since Sep 7, 2026. No price change detected yet. | Tracking prices since Sep 7, 2026. No price change detected yet. |
For 1 user (billed monthly), Diib costs $0/mo vs Serpstat at $50/mo.
Computed from published list prices on the dates shown. Excludes taxes, add-ons and promotions.
Serpstat offers ChatGPT and Claude integration (MCP) on its Team plan and above, plus API access. Diib doesn't advertise MCP support; it connects Google Analytics, Maps, YouTube, and Facebook instead.
Yes. Diib Pro handles up to 30 websites from one account. Serpstat's Individual plan covers 5 projects, while Team tiers and above include unlimited projects.