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GCC Payment Gateway Suite

A build-to-order payment gateway layer for Zoho Books and Zoho CRM that connects the regionally licensed

acquirers Gulf merchants actually hold accounts with, including Arabic checkout and fee-accurate settlement.

Built to order

What is GCC Payment Gateway Suite?

A build-to-order payment gateway layer for Zoho Books and Zoho CRM that connects the regionally licensed acquirers Gulf merchants actually hold accounts with, including Arabic checkout and fee-accurate settlement. Built to order by ECOSIRE for Zoho One (build-to-order) — indicative price from $999.00 USD; request a quote for a scoped proposal.

GCC Payment Gateway Suite — A build-to-order payment gateway layer for Zoho Books and Zoho CRM that connects the regionally licensed acquirers Gulf merchants actually hold accounts with, including Arabic checkout and fee-accurate settlement

What we build

  • Custom gateway surfaced on Zoho Books Invoices and Payment Links, with capture written back as a Customer Payment against the exact invoice via the Zoho Books REST API
  • Signed-webhook handler written in Deluge that verifies the acquirer payload before any write, with idempotency keys so a replay cannot double-post
  • Arabic and English hosted checkout built as a Zoho Creator page with full right-to-left layout, entity branding and invoice-aware totals
  • Per-organization configuration: separate credentials, Bank Accounts, Chart of Accounts mappings and tax rates for each Zoho Books organization
  • Merchant discount rate, fixed fees and cross-border charges posted automatically to a nominated expense account in the Zoho Books Chart of Accounts
  • Settlement batches pulled on a schedule and posted as bank transactions against the correct Zoho Books Bank Account, matched line by line to Customer Payments
  • Invoice-currency versus settlement-currency handling, with conversion recorded against your exchange gain or loss account
  • Refunds and partial refunds initiated from Zoho Books pushed to the acquirer and status-tracked back onto the linked Credit Note
  • Tokenised auto-charge for Zoho Books Recurring Invoices where the acquirer supports stored credentials
  • Tax registration number, place of supply and tax breakdown carried onto the payment record and the customer receipt, with no mutation of posted invoices
  • Payment status pushed to the Zoho CRM Deal or your order custom module through a workflow rule and custom function, with optional Zoho Flow fan-out for notifications
  • Full request and response audit log stored in a Creator log form or CRM custom module, keyed on the gateway transaction reference for chargeback and dispute handling

About this Product

Selling in the Gulf breaks at the last click. A merchant can run a tidy Zoho Books organization, correct VAT treatment, a clean item list and a well-maintained customer master, and still lose the sale because the payment link on the invoice presents a card form the buyer does not recognise, in a language they do not read, drawn on an acquirer that will not settle into their local bank account.

The Online Payments section of Zoho Books ships with a fixed list of gateways. That list is built around processors licensed for North America, Europe and India. The acquirers a Gulf business actually holds a live merchant account with, the ones that clear domestic debit through the national card switches, the local wallets, and the instalment products buyers now expect at checkout, are simply not in the dropdown. So finance teams do one of three things: they take bank transfers and chase them by hand, they run a separate hosted checkout that never posts back into Books, or they reconcile a monthly processor statement against hundreds of invoices in a spreadsheet.

Every one of those routes puts the ledger out of step with the money. Discount fees land as an unexplained variance. Refunds never reach the original invoice. Settlement in one currency against invoices raised in another produces exchange differences nobody owns. And when a tax authority asks for the invoice that matches a specific payment, the audit trail is a spreadsheet somebody keeps on a laptop.

What ECOSIRE builds

We build a payment gateway layer that lives inside your own Zoho org: Deluge custom functions, a Zoho Creator app for the hosted checkout and the audit log, Sigma widgets where the workflow belongs on a CRM record, and direct calls to the Zoho Books and Zoho CRM REST APIs. The connector is written against the specific acquirer or acquirers you already have contracts with, using their published REST endpoints and signed webhooks.

Checkout and capture

The buyer receives a Zoho Books invoice or Payment Link as normal. The pay button routes to a hosted checkout page we build as a Creator page, branded to your entity, with Arabic and English content and full right-to-left layout. The page reads the invoice, its currency, its balance due and its tax lines from the Zoho Books API, then hands off to the acquirer's payment session. On a successful authorisation the acquirer's webhook hits a Deluge endpoint that verifies the signature before writing anything, then creates a Customer Payment against the exact invoice, in the invoice currency, with the gateway transaction reference stored on the payment.

Settlement, fees and reconciliation

Capture is not the same event as settlement, and treating them as one is where most homegrown integrations lose the ledger. We pull settlement batches from the acquirer on a schedule, post the net deposit to the correct Zoho Books Bank Account as a bank transaction, and post the merchant discount rate, fixed fees and any scheme or cross-border charge to a dedicated expense account in your Chart of Accounts. Each settlement line is matched back to the Customer Payment it came from, so a month-end close is a review rather than an investigation. Where the invoice currency and the settlement currency differ, the conversion is recorded against the exchange gain or loss account you nominate.

VAT correctness across the region

A Gulf group rarely runs one tax profile. We map each Zoho Books organization to its own credential set, bank accounts, tax rates and account mappings, so a 5 percent regime, a 15 percent regime, a 10 percent regime and a no-VAT jurisdiction can all run through the same connector without cross-contamination. The tax registration number, place of supply and tax breakdown are carried onto the payment record and the customer-facing receipt, and the connector never modifies a posted invoice to make a payment fit.

Refunds, retries and recurring billing

Refunds and partial refunds initiated from Zoho Books are pushed to the acquirer and tracked back to a resolved state, with the credit note linked to the original transaction reference. Failed and abandoned attempts are logged rather than silently dropped, and every write is idempotent so a webhook replay cannot double-post a payment. Where your acquirer supports tokenisation, Zoho Books Recurring Invoices can auto-charge a stored card reference instead of emailing a reminder.

Visibility for the sales side

Payment status is written back to Zoho CRM against the Deal or the custom module you use for orders, via a workflow rule and custom function, so account managers see paid, part-paid or failed without opening Books. Zoho Flow handles the low-risk fan-out, such as notifying a channel or updating a fulfilment record, so the core money path stays in code we can test.

Who this is for

Gulf retail and wholesale groups running Zoho Books across more than one country entity. E-commerce and services businesses whose buyers expect a domestic debit card, a local wallet or an instalment option at checkout. Finance teams who currently reconcile a processor statement by hand every month. Businesses with an existing merchant account that Zoho does not list natively.

How delivery works

Everything here is built to order. Nothing is pre-packaged, and there is no instant download.

1. Scoping call. We go through your acquirer contracts, the Zoho Books organizations in scope, currencies, tax profiles, your Chart of Accounts, and how you want fees and settlement posted. We ask for your acquirer's integration documentation and sandbox access. 2. Fixed quote. You receive a written scope with the exact acquirers, methods, currencies and postings covered, the deliverables, the timeline and a fixed price. Nothing is built before you approve it. 3. Build. Typical lead time is one working week depending on how many acquirers and organizations are in scope. Development runs against your sandbox credentials in a Creator environment we control. 4. Install in test. We install into a test Zoho Books organization or a sandbox setup and run a scripted pass: authorisation, capture, decline, abandoned checkout, webhook replay, refund, partial refund, settlement batch, multi-currency invoice, Arabic checkout rendering. 5. Production. We install into your live org, configure credentials, walk your finance lead through the first real settlement batch end to end, and confirm the ledger balances before handover. 6. Support. A support window follows go-live for defects and configuration adjustments, with the option to extend.

What this is not

We are not an acquirer and we do not underwrite payments. You hold the merchant account and the commercial terms; we build the integration into it. Card data is handled by the acquirer's hosted session, so cardholder details do not land in your Zoho org. If your acquirer's API does not expose a capability, such as instalment plans or settlement detail, we will tell you at scoping rather than after the build.

How delivery works

  1. 1

    Scoping call

    A short call to confirm the workflow, your platform version and where the integration boundaries sit.

  2. 2

    Fixed quote

    You receive a written scope and a fixed price. Nothing is built until you approve it.

  3. 3

    Build and test

    We develop against a copy of your configuration and test it there. Typically two to four weeks.

  4. 4

    Install and support

    We install on your instance, hand over the source, and include two weeks of go-live support. Defects in the code we deliver are fixed free of charge.

What you get

  • Connector source code installed in your Zoho org: Deluge custom functions, the Creator checkout and log application, and any Sigma widget used on CRM records
  • OAuth 2.0 connections and acquirer credential configuration for every Zoho Books organization in scope, with secrets held in your own Zoho account
  • A configuration workbook recording account mappings, tax rates, currencies, bank accounts and fee posting rules per organization
  • A test-environment install plus a written test pass covering authorisation, decline, abandoned checkout, webhook replay, refund, partial refund and a full settlement batch
  • Production cutover with the first live settlement batch reconciled alongside your finance lead
  • Finance and administrator documentation: reconciliation runbook, error and retry guide, and what to do when the acquirer returns an unexpected status
  • A post go-live support window for defects and configuration changes, plus a recorded handover and training session

Who this is for

Group Finance Manager

Closes the books for several Gulf entities and currently reconciles a processor statement against hundreds of Zoho Books invoices by hand, absorbing fees as an unexplained variance. Fee-level postings and settlement batches matched to payments turn month-end into a review instead of an investigation.

Head of E-commerce

Watches checkout abandonment because the payment page does not offer the domestic debit card, wallet or instalment option local buyers expect, and is not available in Arabic. An Arabic right-to-left checkout on the acquirer they already hold a contract with removes the reason buyers drop out.

Zoho Administrator or IT Manager

Has been asked to bolt a regional processor onto Zoho Books and has no supported path, so payments arrive outside the system and someone keys them in. Receives an installed, documented connector with an audit log and a runbook instead of a script nobody else can maintain.

How GCC Payment Gateway Suite Compares

CriterionECOSIRECustom BuildCompetitorZoho One Native
Regional Gulf acquirer usable directly on Zoho Books invoicesIncludedIncludedPartial supportNot included
Arabic and right-to-left checkout experienceIncludedPartial supportNot includedPartial support
Processor fees posted automatically to the Chart of AccountsIncludedPartial supportNot includedNot included
Settlement batches reconciled to Zoho Books bank accountsIncludedPartial supportNot includedNot included
Multi-organization, multi-jurisdiction VAT and account mappingIncludedPartial supportNot includedPartial support
Tokenised auto-charge on Zoho Books recurring invoicesIncludedPartial supportPartial supportPartial support
Idempotent webhook handling with a full audit logIncludedNot includedPartial supportNot included
Fixed written scope and price agreed before any build workIncludedNot includedPartial supportNot included

Frequently asked questions

How long does the build take, and what happens before it starts?
Typical lead time is one working week from approved quote to production install, driven by how many acquirers, organizations and currencies are in scope. Nothing is pre-built. The sequence is a scoping call, a written fixed quote you approve, the build against your sandbox credentials, an install into a test organization with a scripted test pass, then the production cutover.
Which Zoho products and editions do you support?
Zoho Books on a paid edition that allows API access and custom functions, and Zoho CRM on an edition that permits custom functions, workflow rules and connections, typically Professional or above. The hosted checkout and audit log run in Zoho Creator, so a Creator plan is required. We confirm your exact editions during scoping and tell you before quoting if an edition upgrade is needed rather than discovering it mid-build.
Do you support my payment processor?
We build against whichever regionally licensed acquirer you already hold a merchant account with, provided it publishes a REST API and webhooks. We review the documentation and sandbox during scoping and confirm in writing which methods can be supported. If the API does not expose something you need, such as settlement detail or instalment plans, we say so before quoting.
Where is card data handled?
Card entry happens in the acquirer's hosted payment session, not in your Zoho org and not in code we write. We store the gateway transaction reference, status, amounts and fee data. That keeps cardholder data out of Zoho Books and Creator entirely.
Can it run several country entities with different VAT rules?
Yes. Each Zoho Books organization gets its own credential set, bank accounts, tax rates and account mappings, so entities in different jurisdictions run through the same connector without cross-contamination. The tax registration number and tax breakdown follow the payment record and the receipt, and the connector never edits a posted invoice to make a payment reconcile.
What happens after go-live if something breaks?
Every request and response is logged with the gateway reference, so a failure can be traced to the exact call. Defects and configuration changes are covered during the post go-live support window included in your quote, and you can extend support afterwards. You also receive the source code, so you are never locked out of your own integration.

Request a Quotation

Tell us about your GCC Payment Gateway Suite requirements and we'll send pricing, licensing options and a tailored proposal — usually within one business day.

No payment now. This sends a quote request to our team — we'll follow up by email with pricing and next steps.

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