Notify.domains (site) alerts you the moment a domain becomes available or changes status, so you can act before someone else registers it. It's priced at $24/year ($2/month equivalent) per domain, billed annually, with volume discounts up to 45% off at 250+ domains and a 7-day free trial covering 1 domain (no credit card required).
Comparison table
| Product | Free tier | Starts at | Best for |
|---|---|---|---|
| DomainWatch | Yes (3 sites, 10 domains) | $5/mo | Small portfolios wanting a real free plan |
| Vacato | Yes (10 domains, 5-min checks) | $6/mo | Faster check intervals on a budget |
| DomainPulse | Yes (5 domains) | $9/mo | Growing portfolios needing tiered scaling |
| domainnotifications.com | Yes (10 domains) | $19.99/mo | Teams tracking domains across multiple registrars |
DomainWatch
DomainWatch (site) monitors websites and domains and notifies you of changes, including availability. Its free tier (White belt) covers 3 websites and 10 domains, which suits hobbyists or anyone testing the idea before paying. Paid plans start at $5/month (Red belt: 50 websites, 500 domains) and $9/month (Black belt, details not specified beyond that). It's the cheapest paid entry point on this list, but the free tier's 3-website cap is narrow if you're tracking many sites rather than domains.
Vacato
Vacato (site) checks domain availability and sends instant alerts, with check frequency as a key differentiator. The free plan covers 10 domains with 5-minute checks; Pro is $6/month (or $70/year) for 100 domains with 1-minute checks; Business is $16/month (or $190/year) for 500 domains; Enterprise is custom-priced for unlimited domains. It suits anyone who wants near-real-time alerts without paying enterprise rates. Note it launched in February 2026, so it has a shorter track record than some alternatives.
DomainPulse
DomainPulse (site) watches domains for changes and flags problems before they escalate. The free tier includes 5 monitored domains; paid tiers are $9/month (Starter: 25 domains), $19/month (Pro: 100 domains), and $49/month (Portfolio: 1,000 domains), billed monthly with cancel-anytime. This suits users who want monthly flexibility instead of annual commitment and expect their domain count to grow. The free tier's 5-domain limit is small compared to competitors offering 10.
domainnotifications.com
domainnotifications.com (site) tracks domains across multiple registrars and warns you before renewals lapse, which is useful if your portfolio is spread across providers. The free plan covers up to 10 domains; paid plans start at $19.99/month (Pro) and $39.99/month (Ultimate), both with a 7-day free trial. It suits agencies or businesses managing domains in several registrar accounts. It's the most expensive option here by a wide margin, so it only makes sense if cross-registrar tracking is a real requirement.
How to choose
If price is the only factor, DomainWatch's $5/month and Vacato's $6/month entry points beat Notify.domains' per-domain $2/month rate once you're monitoring more than a couple of domains, since those plans bundle many domains into one flat fee. If check speed matters, Vacato's 1-minute paid tier stands out. If you manage domains across multiple registrars, domainnotifications.com is the only option built specifically for that, despite its higher cost. If you just need a handful of domains watched for free indefinitely, DomainWatch, Vacato, DomainPulse, and domainnotifications.com all offer a genuine free tier, whereas Notify.domains offers only a 7-day trial.
FAQ
Is Notify.domains free? No, it's paid starting at $2/month per domain (billed annually), with a 7-day free trial for 1 domain rather than a permanent free tier.
Which alternative is cheapest overall? DomainWatch's paid plan starts at $5/month, the lowest flat-rate paid tier among the alternatives listed.
Which alternatives have a real free tier? DomainWatch, Vacato, DomainPulse, and domainnotifications.com all offer free tiers with domain limits ranging from 5 to 10 domains.