Sitebulb alternatives · SEO
Free alternatives to Sitebulb
Sitebulb has no free plan. 22 of the 64 other SEO tools in this directory are free or have a free plan.
Sitebulb is a paid product with a free trial, starting at $18 per month, billed monthly. All of them pair the free plan with paid ones.
22 tools · Listings checked up to Oct 23, 2026 · Where the facts come from
The 12 closest to Sitebulb
- Free plan · from $279/yr
Screaming Frog SEO Spider
Desktop website crawler for technical SEO audits
What is free: Free version, no sign-up: crawls up to 500 URLs at a time with the core audits, but cannot save crawls, change the crawl configuration, render JavaScript or use integrations.
- Screaming Frog SEO Spider starts at $279 per user / year. Sitebulb starts at $18 per month, billed monthly.
- Screaming Frog SEO Spider has a free plan. Sitebulb does not, though it has a free trial.
- Only Screaming Frog SEO Spider lists a Linux app.
- Only Sitebulb lists a web app.
- Free plan · from $117.33/mo
Semrush
SEO suite for keyword research, rank tracking and AI search visibility
What is free: Free account: 1 project, 10 analytics reports a day across the main tools and 10 keywords in Position Tracking. No credit card needed.
- Semrush starts at $117.33 per month, billed annually ($139 billed monthly). Sitebulb starts at $18 per month, billed monthly.
- Semrush has a free plan. Sitebulb does not, though it has a free trial.
- Only Sitebulb lists Windows and macOS apps.
- Semrush also covers keyword research, rank tracking and backlink analysis.
- Free plan · from $29/mo
Ahrefs
SEO toolset for backlinks, keyword research, audits and rank tracking
What is free: Ahrefs Free: Site Explorer, Site Audit (5,000 crawl credits a month per project) and Web Analytics for verified sites, plus the SEO Toolbar and 1 AI Content Helper doc a month.
- Ahrefs starts at $29 per month, billed monthly. Sitebulb starts at $18 per month, billed monthly.
- Ahrefs has a free plan. Sitebulb does not, though it has a free trial.
- Only Ahrefs lists a browser extension.
- Only Sitebulb lists Windows and macOS apps.
- Free plan · from $69.90/mo
Seobility
Site audits, rank tracking and backlink monitoring in one web app
What is free: Basic plan, free with no time limit: 1 website project, 100 pages per crawl started by hand, 10 tracked keywords and 5 tool credits a day.
- Seobility starts at $69.90 per month, billed monthly. Sitebulb starts at $18 per month, billed monthly.
- Seobility has a free plan. Sitebulb does not, though it has a free trial.
- Only Sitebulb lists Windows and macOS apps.
- Seobility also covers keyword research, rank tracking and backlink analysis.
- Free plan · from $19.95/mo
SEO PowerSuite
Four desktop SEO apps for rankings, audits, backlinks and outreach
What is free: Free version with no time limit: 1 project and ranking checks with no saving, 500 URLs audited, 1,100 backlinks and 1 competitor per project.
- SEO PowerSuite starts at $19.95 per month, billed $717 every 3 years ($349 a year on a 1-year plan). Sitebulb starts at $18 per month, billed monthly.
- SEO PowerSuite has a free plan. Sitebulb does not, though it has a free trial.
- Only SEO PowerSuite lists a Linux app.
- Only Sitebulb lists a web app.
- Free plan · from $20/mo
Netpeak Software
Desktop SEO apps: site crawler, bulk URL checker and link monitors
What is free: Free editions of Netpeak Spider (500 URLs and 5 threads per crawl) and Netpeak Checker (20 URLs). The Limonity apps have no free edition.
- Netpeak Software starts at $20 per user / month, billed monthly. Sitebulb starts at $18 per month, billed monthly.
- Netpeak Software has a free plan. Sitebulb does not, though it has a free trial.
- Only Sitebulb lists a web app.
- Netpeak Software can be bought with a one-time purchase.
- Free plan · from $21.75/mo
SEOptimer
SEO audit tool with white-label reports and a lead-generation widget
What is free: Free SEO audits of any page from the Chrome extension, with no account needed; free users are limited in how many audits they can run a day.
- SEOptimer starts at $21.75 per month, billed annually ($29 billed monthly). Sitebulb starts at $18 per month, billed monthly.
- SEOptimer has a free plan. Sitebulb does not, though it has a free trial.
- Only SEOptimer lists a browser extension.
- Only Sitebulb lists Windows and macOS apps.
- Free plan · from $29/mo
SpyFu
Competitor research for SEO and Google Ads keywords and ad history
What is free: Free version with no time limit: search any domain or keyword and see a limited set of results. Full results, exports and keyword tracking need a paid plan.
- SpyFu starts at $29 per month, billed yearly ($39 billed monthly). Sitebulb starts at $18 per month, billed monthly.
- SpyFu has a free plan. Sitebulb does not, though it has a free trial.
- Only Sitebulb lists Windows and macOS apps.
- SpyFu also covers keyword research, rank tracking and backlink analysis.
- Free plan · from $15/mo
PR-CY
Site checker, Google and Yandex rank tracker and AI tool catalog
What is free: 1 project, 10 limits a day (about 100 keyword position checks), express site analysis and an audit of 10 pages.
- PR-CY starts at $15 per month for 1,500 limits (15,000 keyword checks), billed monthly. Sitebulb starts at $18 per month, billed monthly.
- PR-CY has a free plan. Sitebulb does not, though it has a free trial.
- Only Sitebulb lists Windows and macOS apps.
- PR-CY also covers keyword research and rank tracking.
- Free plan · from $49/mo
Moz Pro
SEO toolkit for keyword and link research, site crawls and rankings
What is free: Free Moz Community account: limited use of Keyword Explorer, Link Explorer and the MozBar extension.
- Moz Pro starts at $49 per month, billed monthly. Sitebulb starts at $18 per month, billed monthly.
- Moz Pro has a free plan. Sitebulb does not, though it has a free trial.
- Only Moz Pro lists a browser extension.
- Only Sitebulb lists Windows and macOS apps.
- Free plan · from $29/mo
Ubersuggest
Low-cost SEO tool for keyword ideas, site audits and rank tracking
What is free: Free account that paid plans can be downgraded to at any time; its limits are not stated on the pricing page.
- Ubersuggest starts at $29 per month, billed monthly. Sitebulb starts at $18 per month, billed monthly.
- Ubersuggest has a free plan. Sitebulb does not, though it has a free trial.
- Only Ubersuggest lists a browser extension.
- Only Sitebulb lists Windows and macOS apps.
- Free plan · from $125/mo
Similarweb
Traffic estimates, keyword research and competitor data for any site
What is free: Free version on similarweb.com and a free browser extension: a high-level sample of traffic, keyword and ranking data for any site, without the deeper drill-downs.
- Similarweb starts at $125 per month, billed annually ($199 billed monthly). Sitebulb starts at $18 per month, billed monthly.
- Similarweb has a free plan. Sitebulb does not, though it has a free trial.
- Only Similarweb lists a browser extension.
- Only Sitebulb lists Windows and macOS apps.
10 more that are free or have a free plan
All 22 in one tableCommon questions
Is there a free alternative to Sitebulb?
Yes. Screaming Frog SEO Spider, Semrush, Ahrefs, Seobility, SEO PowerSuite, Netpeak Software, SEOptimer, SpyFu and 14 more are free or have a free plan.
Does Sitebulb have a free plan?
Sitebulb has no free plan. Sitebulb is a paid product with a free trial, starting at $18 per month, billed monthly.
When was this checked?
Each listing shows its own date. On this page they run from Oct 17, 2026 to Oct 23, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Sitebulb: the alternatives its listing names first, then the tools that share the most features with it.