CSG Billing Manager vs ISPbills

CSG Billing Manager has no write-up on Specifiction yet; its figures are above.

ISPbills is billing and network operations software for internet service providers, connecting subscriber automation with monitoring and incident resolution. It creates invoices from subscriber packages, billing cycles and due dates, and supports prepaid, postpaid, daily and monthly billing. NOC features include real-time device monitoring, traffic graphs, instant alerts and Zabbix support. For fiber operations, it manages FTTH, GPON and EPON infrastructure, provisions ONUs and tracks optical signal levels across 12+ OLT vendors. Subscribers can check service, pay bills, download receipts and open support tickets through a branded portal. ISPbills lists 68+ integrations and REST API versions 1 and 2 with more than 200 endpoints, plus HMAC-signed webhooks. Deployment options include cloud and self-hosted; managed cloud workloads run on Microsoft Azure. Plans include a free option at free with a one-time setup charge of ৳1,000 and up to 100 active subscribers. Paid plans start with Starter at 2,000 BDT a month, plus a one-time setup charge of ৳1,500. A 14-day trial is listed. iPilot AI credits are a separate product, not included in plans.