# Cardzone > Cardzone helps stores sell gaming top-ups, gift cards, and digital vouchers with instant fulfillment, wallet-funded reliability, Salla connectivity, and B2B API access. Sell thousands of gaming top-ups, gift cards, and vouchers — with instant delivery and automatic failover across providers, so a sale never fails. **Our network:** We work with the powerhouses — local and global: Codashop, SEAGM, Ding Partner+, Razer Gold, OffGamers, Eneba, and Daleel Store. From the world's biggest gaming and gift-card networks to the region's leading stores. **Why Cardzone:** - **The largest catalog in MENA**: Gaming top-ups, gift cards, app stores, streaming, and telecom — thousands of SKUs behind one integration. - **Instant delivery from a managed vault**: Codes are sourced, verified, and delivered in seconds, with automatic retries and no manual steps. - **Smart multi-provider sourcing**: Every order routes to the best provider for price and uptime, with built-in failover. - **Sell through our B2B API**: Catalog, orders, wallet balance, and webhooks — a clean, documented API for partners. **Store branding:** Add a product. The card designs itself. In your colors, with your logo — ready for Salla in seconds. **Live in three steps:** 1. **Connect your store**: Link Salla or call our B2B API, then map the products you want to sell. 2. **Fund your wallet**: Top up your store wallet by card or bank transfer to power fulfillment. 3. **Sell and auto-fulfill**: Orders are sourced, paid, and delivered automatically — you just watch it happen. ## Docs - [FAQ](https://cardzone.ai/faq.md): Quick answers about Cardzone, store accounts, dashboard access, support, and how stores use Cardzone to manage digital products. - [Support](https://cardzone.ai/support.md): Contact the Cardzone support team for store onboarding, Salla app review, service questions, and digital product fulfillment support. - [Privacy Policy](https://cardzone.ai/privacy_policy.md): Read how Cardzone handles account, store, integration, payment, billing, and operational data for stores using Cardzone services. ## API - [Cardzone developer docs](https://docs.cardzone.ai/llms.txt): Guides, concepts, sandbox examples, and the API reference for the B2B API. Start here to integrate. - [Cardzone B2B API](https://cardzone.ai/api/b2b/llms.txt): llms.txt index of the B2B API, with a Markdown page for every endpoint, webhook, and schema. - [B2B API overview](https://cardzone.ai/api/b2b/docs.md): Authentication, live and sandbox keys, order identifiers, and webhook delivery rules. - [OpenAPI specification](https://cardzone.ai/api/b2b/openapi.json): Complete machine-readable OpenAPI document for the B2B API. ## Optional - [الأسئلة الشائعة](https://cardzone.ai/ar/faq.md): Arabic version. - [الدعم الفني](https://cardzone.ai/ar/support.md): Arabic version. - [سياسة الخصوصية](https://cardzone.ai/ar/privacy_policy.md): Arabic version. - [Cardzone on the Salla App Store](https://apps.salla.sa/en/app/1469240980): Cardzone now works with Salla.