The Best UptimeRobot Alternative in 2026 — Free SMS & Voice Alerts Included
Tired of paying extra for SMS and phone call alerts? AlertSleep includes SMS and voice call alerts on every paid plan — no add-ons, no surprises. Plus a free tier to get started instantly.
AlertSleep vs UptimeRobot
| AlertSleep | UptimeRobot | |
|---|---|---|
| SMS alerts | Paid add-on | |
| Voice call alerts | ||
| Status pages | All plans | Paid only |
| 1-min checks (paid) | ||
| Free tier | 5 monitors | 50 monitors |
| Paid from | $5/mo | $7/mo* |
* UptimeRobot Pro $7/mo does not include SMS alerts
Why Teams Switch from UptimeRobot
UptimeRobot is a solid tool, but several limitations push teams to look for alternatives. Here are the most common reasons.
SMS Costs Extra
UptimeRobot charges for SMS notifications as an add-on. AlertSleep includes SMS alerts in every paid plan with no per-message fees.
No Voice Call Alerts
UptimeRobot has no phone call alerting on any plan. AlertSleep calls your phone during critical outages — ensuring you never sleep through a major incident.
Status Pages Behind Paywall
UptimeRobot's public status pages require a paid plan. AlertSleep includes one status page on the free tier and more on paid plans.
Cluttered Interface
UptimeRobot's dashboard can feel outdated. AlertSleep is built with a clean, modern UI focused on quick status overview and fast incident response.
Limited Check Locations (Free)
UptimeRobot's free tier checks from fewer locations. AlertSleep runs multi-location checks on all plans to eliminate false alarms.
SSL Monitoring
AlertSleep includes SSL certificate expiration monitoring and alerts on all plans. Never get caught off-guard by an expired certificate again.
AlertSleep vs UptimeRobot — Full Comparison
| Feature | AlertSleep | UptimeRobot |
|---|---|---|
| Free monitors | 5 | 50 |
| Free check interval | 5 min | 5 min |
| Paid check interval | 1 min | 1 min |
| Email alerts | ||
| SMS alerts | Add-on cost | |
| Voice call alerts | ||
| Slack integration | ||
| Status page (free) | ||
| SSL monitoring | ||
| API monitoring | ||
| Multi-location checks | All plans | Paid only |
| Starting price (paid) | $5/mo | $7/mo* |
* UptimeRobot Pro plan does not include SMS alerts. SMS requires additional credits.
What AlertSleep Does Better
AlertSleep was built for teams who need reliable alerting when it matters most — not just monitors, but real-time notifications through every channel.
Voice calls wake you up
Critical incidents trigger phone calls, not just emails. UptimeRobot never calls you.
SMS included, not metered
AlertSleep paid plans include SMS alerts at no extra cost. No credits, no per-message billing.
Status pages from day one
Even the free tier includes a public status page. Your customers can see uptime history without you upgrading.
Simpler, faster setup
Add your first monitor in under 2 minutes. No complex configuration or learning curve.
AlertSleep Starter Plan
SMS + voice calls included
- 20 monitors with 1-minute checks
- SMS and phone call alerts included
- 3 status pages
- 5 team members
- 30-day data retention
Frequently Asked Questions
Is AlertSleep a good UptimeRobot alternative?
Yes — AlertSleep is a strong UptimeRobot alternative, especially if you need SMS alerts or phone call notifications. UptimeRobot charges extra for SMS and does not offer voice calls on any plan. AlertSleep includes both on all paid plans starting at $5/month. UptimeRobot's free tier has more monitors (50 vs 5), but AlertSleep's free tier includes a public status page which UptimeRobot reserves for paid plans.
What is the best free UptimeRobot alternative?
AlertSleep, Freshping, and StatusCake all offer free uptime monitoring plans. AlertSleep's free tier includes 5 monitors, email alerts, multi-location checks, and a public status page. If you need more than 5 free monitors but don't need status pages or voice alerts, UptimeRobot's 50-monitor free tier is larger. For teams who will eventually need SMS or phone call alerts, AlertSleep is the most cost-effective option as those channels are included in paid plans.
Does AlertSleep include SMS alerts without extra cost?
Yes. AlertSleep includes SMS alerts on all paid plans (Starter at $5/month and above) with no per-message fees or credits system. UptimeRobot charges for SMS as a separate add-on on top of the subscription cost. If your team relies on SMS for incident response, AlertSleep is significantly cheaper over time.
Can AlertSleep make phone calls during outages?
Yes. AlertSleep can trigger automated phone calls to notify you of critical outages. This is included on paid plans. UptimeRobot does not offer voice call alerts on any plan. Phone calls are the most reliable way to wake on-call engineers during incidents — email and Slack can go unnoticed overnight.
Does AlertSleep have a free status page like UptimeRobot?
AlertSleep includes a public status page on the free tier. UptimeRobot requires a paid plan to access status pages. Both tools allow you to create a status page at a subdomain showing your monitors' uptime history and current status. AlertSleep's status pages update automatically when incidents are created or resolved.
How does AlertSleep compare to UptimeRobot on pricing?
UptimeRobot's Pro plan starts at $7/month for faster checks, but SMS alerts cost extra. AlertSleep's Starter plan is $5/month and includes SMS and voice call alerts, 20 monitors with 1-minute checks, and 3 status pages. If you need SMS alerts, AlertSleep is typically cheaper in total cost. If you only need email alerts and 1-minute checks, UptimeRobot's Pro is slightly cheaper.
Ready to Switch from UptimeRobot?
Get started free in 2 minutes. No credit card required. SMS and voice alerts included on all paid plans.