Research method: We checked official pricing pages, product pages and help centres on July 16, 2026. Prices, limits and trial conditions can vary by region, currency, billing cycle, promotion and subscription date, so this article focuses on officially documented product structure and access conditions.
Intended audience: Small businesses, local businesses, independent professionals and small marketing teams managing keyword research, rankings, technical issues and competitor research for their own sites.
Affiliate disclosure: This article contains SE Ranking affiliate links. The operator may receive a commission if an eligible signup or purchase is completed through a link, generally without changing the customer price. See the Affiliate Disclosure for the editorial policy.
Conclusion: narrow the shortlist by research scope and operating volume
Semrush
A candidate for teams that want keyword, ranking, audit and competitor workflows alongside AI-search visibility in one environment.
Ahrefs
A candidate for starting with free tools on verified sites and expanding into unverified-site research, exports and deeper competitor analysis.
Ubersuggest
A candidate for starting with limited free access and using keyword research, daily rankings, competitor analysis and audits in a relatively compact suite.
SE Ranking
A candidate for combining rank tracking, audits, competitors, backlinks, reporting and client workflows, with a 14-day trial.
Mangools
A candidate for working across five focused tools and starting with the free-account option advertised on the official site.
Comparison table
| Service | Free access or trial | Core SEO functions | AI-search features | Primary fit indicated by official plans |
|---|---|---|---|---|
| Semrush | Seven-day free trial advertised | Keywords, rank tracking, site audit, competitor and backlink research | AI-search performance, sentiment, reports and custom-prompt monitoring | Individual projects through growing brands and multi-site teams |
| Ahrefs | Free tools for verified sites; Starter and higher paid plans | Site Explorer, Keywords Explorer, Rank Tracker, Site Audit, competitor and backlink research | Custom-prompt AI-answer tracking is documented for Lite and above | Owned-site monitoring and detailed competitor or backlink research |
| Ubersuggest | Limited free features and a seven-day trial offer | Keywords, daily rankings, competitors, site audit and content gaps | Product pages advertise AI-search, brand-mention and AI keyword features | Small businesses starting their own SEO and occasional research |
| SE Ranking | 14-day free trial without a credit card | Rank tracking, audit, backlinks, competitors, content and local SEO | AI Search products and add-ons monitor visibility in AI results | Marketing teams, multiple projects and agencies |
| Mangools | The official site advertises free-account creation; confirm current limits during signup | KWFinder, SERPChecker, SERPWatcher, LinkMiner and SiteProfiler | AI Search Watcher is presented separately from the five-tool core package | Individuals and small teams preferring separate focused tools |
Search volume, keyword difficulty, estimated traffic, backlinks and ranking data differ by source, refresh schedule, country and methodology. Do not treat values from different platforms as the same measurement scale.
Six factors to check before subscribing
Number of sites
One owned site and multiple brands or client projects require different project limits.
Tracked keywords
Define the keywords, countries, devices, search engines and update frequency required.
Audit scale
Check crawl limits, run frequency, JavaScript handling and issue prioritisation.
Competitors and backlinks
Review unverified-domain allowances, historical data, visible rows and export limits.
Reporting and collaboration
Check seats, view-only access, scheduled reports, white labelling and analytics integrations.
AI-search monitoring
Confirm covered AI platforms, prompt limits, refresh frequency, citations and whether the feature is included or sold separately.
Official product information and practical checks
Semrush
Semrush's SEO plans combine keyword research, rank tracking, site audits and competitor analysis with AI-search visibility functions. The SEO plan shown on the official pricing page documents five monitored websites, 500 daily tracked keywords and a seven-day free trial.
- Position Tracking and Site Audit in the same plan
- Keyword, competitor and backlink research
- AI-search performance, sentiment and custom-prompt monitoring
- Higher tiers expand sites, keywords, historical data and optimisation features
Check before purchase: Confirm the required toolkit, projects, tracked keywords, users, AI prompts and any add-on charges.
Ahrefs
Ahrefs documents free features for verified sites, including SEO Dashboard, Site Explorer, Site Audit and Web Analytics. Starter expands access to unverified websites, Keywords Explorer and Rank Tracker. Lite and higher plans add broader competitor research, exports, alerts and custom-prompt tracking for AI answers.
- Start with free functions for verified owned sites
- Starter documents 200 credits and one unverified project
- Site Audit is available for verified projects on Free and Starter
- Lite and above expand research, exports, API and AI-related access
Check before purchase: Review verified versus unverified usage, credits, added users, export rows, historical data and rank-tracking limits.
Ubersuggest
Ubersuggest offers limited free access for keyword research and advertises daily rank tracking, competitor analysis, site audits, content gaps, backlink opportunities and AI-search research. Official product information also describes a one-time Lifetime offer alongside recurring options.
- Limited free keyword and SEO research
- Daily ranking, competitor and audit functions in one product
- A seven-day trial is advertised
- Lifetime is a one-time-payment alternative rather than recurring billing
Check before purchase: Confirm daily searches, tracked sites and keywords, competitors, crawl pages, users and the limits attached to a Lifetime purchase.
SE Ranking
SE Ranking provides rank tracking, site audits, keyword and competitor research, backlink monitoring, content, local marketing and client-reporting functions. Its official pricing page lists Core, Growth and Enterprise, with a 14-day trial that does not require a credit card.
- Rank tracking across major search engines
- Website, on-page and backlink monitoring
- Documented integrations with GA4, Search Console and Data Studio
- AI Search, Agency Pack and API options are available through plans or add-ons
Check before purchase: Confirm projects, admin seats, daily keywords, crawled pages, AI prompts, white labelling and API costs.
Mangools
The core Mangools package comprises KWFinder, SERPChecker, SERPWatcher, LinkMiner and SiteProfiler. The official site advertises free-account creation, while paid plans are Basic, Premium and Agency. SERPWatcher updates rankings weekly on Basic and Premium and daily on Agency.
- Separate tools for keywords, SERPs, rankings, backlinks and domain metrics
- The official site advertises free-account creation
- Weekly rank updates on Basic and Premium; daily on Agency
- AI Search Watcher is presented separately from the five-tool core package
Check before purchase: Review daily lookups, tracked keywords, update frequency, competitors, extra seats and the subscription scope for AI Search Watcher.
How to narrow the options by use case
Monitor one owned site with minimal cost
Test Ahrefs' verified-site free tools, Ubersuggest's limited free access and Mangools Free alongside Search Console, then pay only for missing competitor, history or tracking requirements.
Run rankings, audits and competitors from one operating dashboard
Start with Semrush or SE Ranking and compare projects, refresh schedules, reporting, users and AI-search allowances.
Prioritise backlink and competitor investigation
Compare Ahrefs, Semrush and SE Ranking on unverified-domain research, history, exports and backlink update conditions. Treat differing database values as methodology differences.
Keep keyword research straightforward
Test Ubersuggest and Mangools using their free access, then check whether country, language, difficulty metrics, SERP views and export limits fit the workflow.
Frequently asked questions
Can a business operate with only free SEO tools?
Search Console, GA4 and the free functions documented by these services can cover basic monitoring. Paid limits may be required for competitor research, long-term history, large rank-tracking sets, backlinks and automated reporting.
Why do search volume and difficulty differ between tools?
Platforms use different sources, countries, refresh schedules, estimation methods and difficulty formulas. Use values for relative comparison within one platform rather than treating cross-platform numbers as identical.
Is AI-search monitoring required?
It becomes relevant when a business needs to monitor mentions or citations in AI answers as well as conventional search. Check supported platforms, prompt allowances, refresh rates, citation reporting and whether it is included or sold separately.
Official sources checked
- Semrush — SEO & AI Search Plans and PricingPlans, monitored sites, rank tracking, AI-search features and trial
- Semrush — SEO Toolkit Pricing and LimitsSEO Toolkit functions and limits
- Ahrefs — Differences between subscription plansFree, Starter, Lite and higher plan functions
- Ahrefs — PricingCurrent plans and prices
- Ubersuggest — Official product pageFree access, keywords, rankings, competitors, audits and Lifetime
- Ubersuggest — OverviewKeyword, SERP and AI-search functions and trial
- SE Ranking — Pricing plansCore, Growth, Enterprise, 14-day trial and add-ons
- SE Ranking — SEO platformRankings, audits, backlinks, content, local and integrations
- Mangools — Plans & PricingFive SEO tools, paid tiers and refund terms
- Mangools — SERPWatcherWeekly/daily rank updates, locations, devices and shared reports