---
description: Compare Nagios Core vs Oh Dear. Learn more about each of the software’s price, features, and helpful software reviews for Canadian business users.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: Nagios Core vs Oh Dear Comparison - Capterra Canada 2026
---

Breadcrumb: [Home](/) > [Website Monitoring Software](/directory/10021/website-monitoring/software) > [Nagios Core \<span\>vs\</span\> Oh Dear](https://www.capterra.ca/compare/152751/190028/nagios-core/vs/oh-dear)

# Compare Nagios Core vs Oh Dear

Canonical: https://www.capterra.ca/compare/152751/190028/nagios-core/vs/oh-dear

> Detailed comparison between Nagios Core and Oh Dear. Check ratings, reviews, pricing, and features to make the best decision for your business.

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## At a Glance

| Metric | Nagios Core | Oh Dear |
| **Overall rating** | 4.1/5 | 4.9/5 |
| **Total Reviews** | 34 | 73 |
| **Starting Price** | US$0.00 | €15.00 |
| **Free Trial** | Yes | Yes |
| **Free Version** | Yes | No |
| **Deployment** | Cloud, SaaS, Web-based, Windows (On-Premise), Linux (On-Premise) | Cloud, SaaS, Web-based |
| **Support** | FAQs/Forum, Knowledge Base Software, Chat | Email/Help Desk, FAQs/Forum, Knowledge Base Software, Chat |
| **Training Software** | Webinars, Documentation, Videos | In Person, Documentation, Videos |

## Best for

### Nagios Core

Nagios Administrators, Network Administrators, System Administrators, IT Operations Managers, Managed Service Providers, Network Engineers, DevOps Engineers

### Oh Dear

Web agencies&#10;Marketing agencies&#10;Hosting providers&#10;Sysadmins \&amp; DevOps&#10;PHP developers&#10;E-commerce&#10;SaaS founders

## Key features

### Nagios Core

- API
- Alerts/Notifications
- Data Visualization Software
- FTP Monitoring
- IT, Server & Network Monitoring Software
- User Management

### Oh Dear

- API
- Activity Tracking
- Alerts/Notifications
- Application Management
- Customizable Reports
- Data Visualization Software
- Event Logs
- FTP Monitoring
- For MSPs
- For Websites
- IT, Server & Network Monitoring Software
- Mobile Alerts
- Monitoring
- Multi-Location Monitoring
- Network Mapping
- Performance Management
- Real-Time Data
- SSL Monitoring
- Scheduled Testing
- User Management

## Links

- [View Nagios Core Profile](https://www.capterra.ca/software/152751/nagios-core)
- [View Oh Dear Profile](https://www.capterra.ca/software/190028/oh-dear)
- [View Original Comparison](https://www.capterra.ca/compare/152751/190028/nagios-core/vs/oh-dear)

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