Keycloak vs Rhombus Systems: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Keycloak and Rhombus Systems side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Keycloak leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Keycloak
Open-source identity and access management
Best for you if:
- • You want a fully free tool (Rhombus Systems requires payment)
Rhombus Systems
Cloud-managed physical security system with AI-powered insights and open integration capabilities.
Best for you if:
- • You want comprehensive, integrated security solution covering cameras, access control, and sensors
| At a Glance | Rhombus Systems | |
|---|---|---|
Starts at | Free 100% free | From $12.42/mo, billed yearly Professional License (per camera) plan |
Category | Identity & Access Security | Security IoT Platforms |
Rating | n/a | 4.6/5 G2 4.6 610 reviews |
Free plan | Yes | No |
Watch out for | n/a | Storage limits (20-40 days) may incur extra costs |
Choose Keycloak or Rhombus Systems?
Choose Keycloak if
- You want a fully free tool (Rhombus Systems requires payment)
- You want open source identity
- You want self-hostable
- You work in identity & access, not security
Choose Rhombus Systems if
- You want comprehensive, integrated security solution covering cameras, access control, and sensors
- You want strong emphasis on cybersecurity and compliance
- You work in security, not identity & access
In-Depth Analysis
Keycloak
Open-source identity and access management
Keycloak's pricing is exceptionally generous, being entirely free as an open-source solution.
Strengths
- Pro: Open source identity
- Pro: Self-hostable
- Pro: Feature rich
- Pro: No per-user cost
- Pro: Enterprise ready
Weaknesses
- Con: Complex to set up
- Con: Requires maintenance
- Con: Learning curve
- Con: Java-based
- Con: UI dated
Key features
Rhombus Systems
Cloud-managed physical security system with AI-powered insights and open integration capabilities.
The Professional License at $149/year per camera is competitive for cloud-managed security, especially with AI insights.
Watch out
Storage limits (20-40 days) may incur extra costs
Strengths
- Pro: Comprehensive, integrated security solution covering cameras, access control, and sensors.
- Pro: Strong emphasis on cybersecurity and compliance.
- Pro: High degree of interoperability and an open API for custom integrations.
- Pro: AI-powered analytics provide proactive threat detection and operational efficiency.
- Pro: Scalable cloud-edge architecture supports large deployments and minimizes latency.
Weaknesses
- Con: Requires an ongoing license for all cameras to operate, in addition to hardware purchase.
- Con: Pricing structure involves hardware costs plus recurring license fees, which may be a significant upfront and ongoing investment.
- Con: Specific details on all 50+ integrations are not immediately available, requiring further inquiry.
Key features
Plans and prices: Keycloak vs Rhombus Systems
| Tool | Plans and prices | Source |
|---|---|---|
| Keycloak |
| keycloak.org read Sep 28, 2026 |
| Rhombus Systems |
| rhombus.com/pricing read Oct 26, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Keycloak pricing and Rhombus Systems pricing.
Key Takeaways
Keycloak
- Has a free plan
Rhombus Systems
- Choose if you want cloud-managed physical security system with AI-powered insights and open integration capabilities
What the data shows
On the data below, Keycloak leads on a free plan. We do not name an overall winner for this pair.
- Only Rhombus Systems has a published user rating (4.6/5 from 610 reviews); Keycloak has none we can show.
- Rhombus Systems starts at $12.42/mo, billed yearly; Keycloak has no public paid plan price on file.
- Only Keycloak has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Keycloak and Rhombus Systems compare in 2026?
On the data below, Keycloak leads on a free plan. We do not name an overall winner for this pair. Only Rhombus Systems has a published user rating (4.6/5 from 610 reviews); Keycloak has none we can show. Rhombus Systems starts at $12.42/mo, billed yearly; Keycloak has no public paid plan price on file. Only Keycloak has a free plan.
What are Keycloak and Rhombus Systems used for?
Keycloak: Open-source identity and access management. Rhombus Systems: Cloud-managed physical security system with AI-powered insights and open integration capabilities.
What does Keycloak cost vs Rhombus Systems?
Keycloak is free. Rhombus Systems's cheapest paid plan is Professional License (per camera) at $12.42/mo, billed yearly. Prices read on the vendors' pricing pages, latest check Oct 26, 2026.
What's the main difference between Keycloak and Rhombus Systems?
Keycloak's main strength: open source identity. Rhombus Systems's main strength: comprehensive, integrated security solution covering cameras, access control, and sensors.