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ISP Billing Software Built on a Currency- and Tax-Agnostic Engine

ISP billing software with a currency-agnostic billing engine, FreeRADIUS/MikroTik AAA, OLT & TR-069 management. Compare vs Splynx, Sonar, Powercode.

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Reviewed by the NowaCRM ISP operations team Last updated: May 18, 2026

Quick answer

ISP billing software should run authentication, invoicing, and collections off one subscriber record — not three disconnected tools stitched together with spreadsheets. NowaCRM is a multi-tenant ISP billing and RADIUS platform built around a billing engine that does not assume one country: every plan, invoice, wallet, and addon carries its own ISO 4217 currency code, and a configurable tax-group engine applies percentage and flat levies in either inclusive or exclusive pricing mode — the same statutory rounding conventions used for GST and EU-style VAT splits, not a GST calculator with the currency symbol swapped out. The network layer underneath — FreeRADIUS AAA, multi-vendor NAS support, OLT/ONU monitoring, TR-069 device provisioning — is hardware-agnostic by design, because PPPoE and RADIUS work the same way regardless of which country the subscriber is in. Where this page is direct: today's live payment-gateway integrations are strongest for India. Read on for exactly what that means if you operate elsewhere, and how NowaCRM compares to Splynx, Sonar, and Powercode.

01

A Billing Engine That Isn't Hardcoded to One Country

Most "ISP billing software" built for a single market hardcodes that market's tax law into the invoice logic. NowaCRM's billing core doesn't: plans, invoices, charges, addons, and wallets each store an explicit ISO 4217 currency field (director-level billing defaults to USD; ISP-level tenants set their own), and every invoice calculates tax through a tax-group engine built from reusable tax components — each one a percentage rate or a flat levy, each rounded independently per component rather than back-derived from a combined total. That independent-component rounding is the same convention statutory regimes require on both sides of a GST/VAT split, so the engine isn't a single-rate calculator wearing a GST label. Inclusive and exclusive pricing are both first-class: an inclusive price extracts the base backward from a gross amount, an exclusive price adds tax forward — the choice is a tenant setting, not a code fork.

02

RADIUS, MikroTik, and Multi-Vendor NAS — Not Tied to One Region's Hardware

FreeRADIUS integration authenticates PPPoE, Hotspot, and IPoE sessions against live subscriber data via the rlm_rest module — no pre-populated radcheck tables, so a plan change, suspension, or activation takes effect on the subscriber's next authentication, not after a batch sync. Change of Authorization (CoA) pushes bandwidth and plan changes to an active session without a disconnect. None of this is MikroTik-only: the same RADIUS core speaks to MikroTik, Cisco, Huawei, Juniper, Nokia BNG, Ubiquiti, and YesRouter, or any other RADIUS-compliant NAS. An ISP running Cisco BNGs in one country and MikroTik CCRs in another manages both from the same CRM, the same CoA pipeline, and the same FUP enforcement logic.

03

OLT/ONU Monitoring and TR-069 ACS for Fiber or Copper

Fiber and FTTH operators get SNMP-based OLT monitoring and ONU polling across EPON and GPON, with splitter port occupancy visible from the CRM instead of a field visit. For CPE that supports TR-069, NowaCRM's cloud ACS (GenieACS-backed) does zero-touch first-contact provisioning, remote WAN/Wi-Fi configuration, and model-guarded firmware pushes with idempotency keys — so a new router gets its full profile the first time it phones home, with no truck roll. This layer cares about protocol support (SNMP, TR-069), not about which country issued the CPE.

04

Partner and Reseller Billing Without Borders

Multi-level partner and reseller hierarchy is currency-neutral: each wallet carries its own currency, commissions calculate and credit automatically on every subscriber payment, and settlements generate from an immutable ledger instead of a month-end spreadsheet. A franchise structure that spans more than one currency zone — a regional head office and local resellers settling in their own currency — is a configuration, not a custom build.

05

Payment Collection Today: Strongest in India, Covered Elsewhere

Here is the honest part. NowaCRM's live, webhook-driven payment-gateway integrations today are Razorpay, Cashfree, PayU, PayUmoney, CCAvenue, Instamojo, Paytm, HDFC SmartGateway, and AblePay — all built for the Indian market, with UPI collection as the fastest path to a paid invoice. If you operate outside India, that specific automation isn't there yet. What is there: manual payment recording for cash, cheque, wire transfer, and bank transfer, routed through an approval workflow so a payment doesn't post without sign-off, logged to the same immutable wallet ledger as gateway payments, with a full audit trail of who entered and who approved each entry. The gateway layer itself is a pluggable provider registry — one driver class and one definition per gateway — so it's built to extend, and it extends on demonstrated demand rather than before it. If a specific regional gateway is the deciding factor for your evaluation, say so on the demo call and the team will tell you plainly where that stands rather than promise a date.

06

NowaCRM vs Splynx vs Sonar vs Powercode

All four platforms sit in the same category — ISP billing plus RADIUS/network operations — but they grew up solving different problems. Splynx is a self-hosted-or-cloud platform popular with WISPs and fiber operators across Europe, Africa, and Latin America, built around RADIUS/MikroTik and a broad network-management toolset. Sonar is a US-focused cloud SaaS with its strength in network inventory and outage/NMS integration for fiber and wireless ISPs. Powercode is a long-running North American billing platform built for wireless ISPs, with billing, ticketing, and CRM as its core. NowaCRM's difference is the combination: a tax-group engine built to statutory rounding conventions (not a single flat-rate calculator), a real-time RADIUS core that treats plan changes as immediate rather than batch-synced, and partner/reseller wallet settlement built in rather than bolted on — plus published per-subscriber pricing instead of a quote-gated sales process. Public positioning on all three competitors shifts over time; confirm current specifics directly with each vendor before deciding.

Capability Splynx Sonar Powercode NowaCRM
Primary region Europe, Africa, LatAm North America North America Global — India-first payments, region-agnostic network layer
Deployment Self-hosted or cloud Cloud SaaS Self-hosted or cloud Managed cloud, no infrastructure to maintain
RADIUS/AAA Built-in, MikroTik-centric RADIUS via integrations Built-in, WISP-centric FreeRADIUS with live API auth — any RADIUS NAS
Tax engine Regional tax configuration US sales-tax focus US sales-tax focus Configurable tax groups — GST and VAT-style splits, inclusive/exclusive
Partner/reseller billing Reseller module available Not a core focus Not a core focus Multi-level hierarchy with wallet settlements, built in
Payment gateways Region-dependent integrations US/Canada gateways US/Canada gateways India-first (Razorpay, Cashfree, PayU, Paytm +5 more); manual recording elsewhere
Pricing visibility Quote-based Quote-based Quote-based Per-subscriber pricing published on the pricing page
07

Start with a 1-Month Free Demo on Your Network

Every evaluation runs the same way regardless of where you operate: a 1-month free demo with full platform access — billing, RADIUS, CRM, partners, and tickets — on your own subscriber data, with migration support from your current software. Mention your current software, subscriber count, and country when you book, and the team confirms payment-gateway and tax-configuration fit for your region before the first call. No credit card, no feature gating, cancel anytime.

FAQ

Frequently Asked Questions

Does NowaCRM support currencies other than INR?

Yes. Plans, invoices, charges, addons, and wallets each store an explicit ISO 4217 currency code — director-level billing defaults to USD, and each ISP tenant sets its own operating currency.

Can the tax engine handle VAT instead of GST?

Yes. Tax groups are built from reusable components (percentage or flat levies) with independent per-component rounding and inclusive/exclusive pricing modes — the same statutory conventions used for GST and EU-style VAT splits, not a GST-only calculator.

Which payment gateways does NowaCRM support outside India?

Today's live, webhook-driven gateways — Razorpay, Cashfree, PayU, PayUmoney, CCAvenue, Instamojo, Paytm, HDFC SmartGateway, and AblePay — are all India-focused. Outside India, payments are recorded manually (cash, cheque, wire/bank transfer) through an approval workflow with a full audit trail, on the same wallet ledger as gateway payments.

Does NowaCRM work with network hardware other than MikroTik?

Yes. The RADIUS core supports MikroTik, Cisco, Huawei, Juniper, Nokia BNG, Ubiquiti, YesRouter, and any other RADIUS-compliant NAS, with the same CoA and FUP pipeline across all of them.

How is this different from the India-specific ISP billing software page?

The India page leads with GST invoicing and UPI collection, built for Indian operators on day one. This page is for ISPs anywhere evaluating the same core platform — the billing and network engine is currency- and tax-agnostic; the honest difference is which payment gateways are live today.

How does the free demo work for an ISP outside India?

You get the same 1-month full-platform demo on your own data. Mention your country, current software, and subscriber count when booking, and the team confirms payment-gateway and tax-configuration fit for your region before the first call.

Is NowaCRM affiliated with Splynx, Sonar, or Powercode?

No. NowaCRM is not affiliated with or endorsed by Splynx, Sonar, or Powercode. Each is a trademark of its respective owner and is named here only for feature comparison.

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