No. 29 of 31 ·Telecom Billing Software

Sonar

Name: Sonar
Price: 500 USD

Web · API · paid plans from $500/mo

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Freedom report

One barScore 5.0

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

Sonar is ranked #29 of 31 in telecom billing software on Freedom251. It runs on API, Web. There is no free plan. Paid plans start at $500/mo.

Sonar plans and pricing

All plans

Sonar $500/mo Starting at $500/month with contract; tier rates are stated with an annual contract. Priced by active subscribers · $1.25 per subscriber for 1–5,000 · $1.00 for 5,001–10,000 · $0.75 for 10,001–50,000 · custom for 50,000+ · premium features and integrations may affect the final quote sonar.software · 5 Oct 2026

Compared on telecom billing software

Free plan: No
Paid from: $500/mo
Usage rating: Yes
Plan management: Yes
Invoice generation: Yes
Payment collection: Yes
Customer accounts: Yes

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The record

Purpose: Sonar is a unified OSS/BSS platform for broadband ISPs covering billing, customer management, network operations, field dispatch, and inventory.
Audience: Sonar says it is built mostly for Tier 2 and Tier 3 broadband operators with 5,000 to 75,000 subscribers across fiber, WISP, cable, MDU, and VoIP.
Billing and payments: Billing features include recurring billing, a customer account portal, contract management, and VoIP billing support; sonarPay is a premium payment-processing add-on for the U.S. and Canada.
Field operations: The platform includes job scheduling, dispatch, GPS tracking, and a field tech mobile app.
Network operations: Network features include monitoring, alerts, reports, fault diagnostics, device provisioning, and performance tracking.
Reporting: Sonar lists pre-built financial and tax reports via Looker, along with refunds, reversals, churn insights, and forecasting.
Integrations: Its integration directory lists Positron, Plume, Calix, Adtran Mosaic, Cambium, Avalara, Preseem, VETRO, Actifai, Admiral, Towercoverage, and Marketbroadband.
Custom integrations: Sonar offers paid add-ons and custom integrations built by its Professional Services team for a customer’s instance.
API: The Sonar API uses GraphQL for integrations and automation, and the site links to API documentation, a live schema explorer, and webhook guidance.
Security: Sonar reports that it completed a SOC 2 Type 2 audit with an unqualified opinion from an independent auditor, aligned to the Security Trust Services Criteria.
Support: Sonar describes its support as in-house and North America based, available Monday to Friday during standard business hours.
Migration: Sonar says its team handles migration data import, role training, and go-live coordination, with timeline shaped by subscriber count and stack complexity.
Operating history: Sonar says it has built software for ISPs since 2015.
Founded: 2015
Price from: $500/mo

Where it ranks on Freedom251

Best Telecom Billing Software in 2026#29 of 31

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Sources

sonar.software/about-sonar· checked 5 Oct 2026
sonar.software/pricing· checked 5 Oct 2026
sonar.software/solutions/partner-integrations· checked 5 Oct 2026
sonar.software/sonar-api· checked 5 Oct 2026
sonar.software/legal/security· checked 5 Oct 2026
sonar.software· checked 28 Sept 2026