Side by side

sipmon vs Telchemy SQmediator

Both stand on voip monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

sipmon

Paid LinuxSelf-hosted

sipmon brings SIP correlation, media metrics, and diagnostic rules into a standalone Linux tool. On busy relay hosts, capture may need filtering or a dedicated mirrored capture box.

Visit sipmon

Choose SQmediator if you need real-time monitoring and active tests for communications and data services, especially across a multitenant deployment. Review module licensing and database setup requirements when assessing it; pricing is provided on request.

Visit Telchemy SQmediator

The facts

	sipmon	Telchemy SQmediator
Free plan	Not published	No
Open source	Not published	Not published
Runs on	Linux, Self-hosted	Android, API, Linux, Self-hosted, Web, Windows
Lowest paid plan	Not published	Free or on request
Plans published	None	5
Maker	Not published	Not published
Website	github.com	telchemy.com
On voip monitoring software	#19 of 20	#17 of 20

sipmon: what it does well

Runs without a PBX.
Accepts live, file, stdin, and event-log captures.
Reports jitter, loss, delay estimates, and MOS.
Includes more than 20 diagnostic rules.
Does not store raw RTP payload.

What to know first

Linux is the listed platform.
High-rate capture can compete with rtpengine for CPU.
Synthetic call tests are not included.

Telchemy SQmediator: what it does well

Combines passive monitoring with active service tests.
Reports MOS scores, QoS metrics, and session diagnostics.
Analyzes encrypted audio and video without decrypting streams.
Test agents are available for Linux, Windows, and Android.
Multitenant architecture can manage thousands of customers and sites.

What to know first

Pricing is available on request.
Customers must set up an Oracle or PostgreSQL database.
Combining passive monitoring with active testing costs extra.
The Web Services API is optional in listed single-server editions.

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