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Built for e-invoicing – ZATCA Phase 2

Run sales, inventory and invoicing from one platform

SA4S is a cloud ERP and POS built for Saudi businesses: an offline-ready cashier, accurate stock, integrated accounting and e-invoicing designed for ZATCA Phase 2.

Free trial, no credit card required

Built around the Saudi market

  • E-invoicing – Phase 2
  • VAT ready
  • Fully Arabic & English
  • Cashier works offline
  • Permissions & audit trail
Why SA4S

Every part of your business speaks to the rest

No scattered spreadsheets, no double entry: one sale updates stock, accounting, VAT and the e-invoice automatically.

  • Sales and POS that never stop

    The cashier keeps working when the internet drops and syncs automatically on reconnect without losing a single invoice — with shifts and daily close-out.

  • Stock you can value in real time

    Accurate stock movements at weighted-average cost, batches and expiry dates, transfers and counts across warehouses and branches.

  • Accounting that updates itself

    Every invoice and voucher posts balanced journal entries, with a chart of accounts, VAT reports and financial statements.

  • Compliance without extra effort

    UBL 2.1 e-invoices signed with a QR code, sent automatically to the authority as clearance or reporting, with smart retries.

Product tour

One system — from the till to the financial statements

Explore the main modules and how they connect.

A fast cashier made for touch and barcodes

An interface designed for daily work on tablets and till terminals, with instant search, barcode scanning and multiple payment options.

  • Works offline and syncs later
  • Shifts and close-out reports per cashier
  • Permissions for discounts and refunds
ZATCA Phase 2

E-invoicing readiness built into the core

No separate software needed: every invoice you issue from SA4S flows through the e-invoicing pipeline following the authority's specifications.

Nine-field QR code

Added to every invoice and upgraded with the digital signature once you are onboarded with the authority.

  1. 1

    Issue the invoice

    From the cashier or the sales screen, with exact tax calculation on every line.

  2. 2

    Generate UBL 2.1 XML

    The document is built to the approved schema and validated locally before sending.

  3. 3

    Digital signature

    Signed with your company's certificate in an unbroken invoice chain.

  4. 4

    Send to the authority

    Clearance for tax invoices (B2B) and reporting for simplified invoices (B2C).

  5. 5

    Track and retry

    A clear status for every invoice, and automatic re-sending of the same document when the connection fails.

The Zakat, Tax and Customs Authority defines the e-invoicing requirements, phases and deadlines — always confirm them with the authority's official sources.

Security & privacy

Your data is protected in layers

SA4S is multi-tenant with strict isolation, so your data never mixes with any other business's.

  • Per-company data isolation

    Isolation is enforced in the database itself, not only in the application.

  • Fine-grained permissions

    Roles and permissions per user, with access limited to specific branches and warehouses.

  • Immutable audit trail

    Every important action is recorded with the user, time, and old and new values.

  • Account protection

    Hashed passwords, optional two-factor authentication and encryption of stored secrets.

Clear pricing that grows with your business

Pick the plan that fits your size and start with a free trial before any commitment.

Ready to run your business more efficiently?

Start a free trial and see how SA4S brings your sales, inventory and invoicing together in one place.

No credit card required. Cancel any time.