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SPECIFICTION
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ilert vs PagerTree

ilert

ilert.com

PagerTree

pagertree.com

Side by side

FigureilertPagerTree
Price from$39/mo$12.50/mo
Free planYesYes
Free trialYesYes
Open source——
WebYesYes
macOS—Yes
iOSYesYes
AndroidYesYes
APIYesYes
Plans published47
Spec score · On-Call Management Software8.4 (#10)8.9 (#4)
Spec score · IT Alerting Software8.2 (#10)8.9 (#4)
HeadquartersCologne, GermanyTempe, Arizona, USA
Integrationsilert offers prebuilt integrations for monitoring, ticketing, chat, and collaboration tools, plus Email, SMS, Heartbeat monitoring, and a custom Event API.Official integrations include Microsoft Teams, Zendesk, Twilio, SolarWinds and Honeybadger, and custom integrations are supported.
Securityilert states it is ISO 27001 certified and GDPR compliant, with encryption in transit and at rest, external penetration testing, and automatic offsite backups.PagerTree states that traffic uses HTTPS and HSTS, stored data uses AES-256 encryption, databases are backed up hourly and infrastructure runs across multiple availability zones.

Plans

ilert

  • FreeFree
  • Pro$39 a month
  • Scale$39 a month
  • Enterprise$49 a month

ilert pricing →

PagerTree

  • BasicFree
  • BasicFree
  • Pro$15 a month
  • Elite$19 a month
  • Pro$150 a year
  • Elite$190 a year
  • EnterprisePriced on request

PagerTree pricing →

In their own words

ilert

ilert combines alerting, on-call management, incident response, and status pages in one incident management platform. Responders can receive push, SMS, voice-call, and messenger alerts, then acknowledge them with one click without logging in. Teams can build follow-the-sun rotations, swap shifts, and manage overrides from the mobile app. Incident tools include severity settings, parallel escalations, and incident commander assignment. Status pages can be public, private, or tailored to an audience. AI SRE examines logs, metrics, traces, and change data to provide a root-cause hypothesis, supporting evidence, and a proposed action for human review. Integrations cover monitoring, ticketing, chat, and collaboration tools, alongside Email, SMS, Heartbeat monitoring, and a custom Event API. ilert is available on Android, iOS, web, and through an API. The Free plan is free for up to five users and one status page, with 100 SMS/voice notifications monthly; that quota is a hard limit, and notifications stop until reset unless the account moves to a paid plan.

Visit ilert.com

PagerTree

PagerTree helps teams share on-call responsibility and respond to incidents. Its scheduler supports rotations, overrides, reminders, calendar sync, and public, private, or password-protected schedules. Escalation policies allow unlimited layers, configurable timeouts, repeated alerts up to three times, and reassignment. Notifications can arrive by push, email, SMS, voice, WhatsApp, or Slack. PagerTree can aggregate and deduplicate similar alerts, with aggregation periods configurable from 15 minutes to 30 days. Integration options include email, webhook, and custom webhook. Single sign-on uses SAML 2.0 and supports identity providers such as Azure, Okta, and Google. PagerTree says data is encrypted at rest with AES-256, communications use SSL/HTTPS, and encrypted database backups run hourly. Basic costs nothing for up to five users and two teams, with three months of data retention. Pro is $15 a month per user; Elite is $19 a month per user. SMS and voice coverage varies by country.

Visit pagertree.com