CSG Billing Manager vs ISP Billing

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

ISP Billing is a cloud management platform for internet service providers, linking customer records, services, billing, support and network operations. Its stated workflow spans customer acquisition, quotes and contracts, recurring billing and collection, then ticket support and customer communications. Communication channels include email, SMS, WhatsApp and ISP APP notifications. The Customer Area and ISP APP let customers view documents and services, pay, open tickets, accept quotes and manage notifications. The free plan has no expiry and supports up to 10 customers, with service management, recurring invoices and XML, tickets, activities and quotes. Lite costs €49 a month and supports up to 1,000 customers; Gold costs €99 a month and supports up to 2,500. Named integrations include Stripe, Aruba FE, MessageNet, FiberCop, UISP, Proxmox, Radius and VoIP. Optional modules are separate from the principal plan and have separate prices. The maker provides API documentation, bilingual documentation, and email and phone support. Its GDPR and NIS 2 compliance programs are described as active, with ongoing review of procedures and controls.