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How Fully Signal Works: From Free Account to Your First eSIM Sale
Fully Signal works in four steps: register a free partner account, explore the panel and build with a test API key, make your first deposit to unlock live wholesale prices and API keys, then sell eSIM data in 210+ countries under your brand — from the panel or through the API, with QR codes in your brand colours and white-label install pages.
In this article
Fully Signal is a white-label wholesale platform for connectivity. Today that means eSIM data in 210+ countries and regions, with phone numbers, calls and SMS, domains, hosting and AI reselling announced for the same partner account. Here's exactly how it works.
Step 1: Register (free, about a minute)
Create a partner account at fullysignal.com/business/register. There's no contract, no setup fee and no minimum volume. Your partner panel opens straight away — no waiting for approval.
Step 2: Explore with sample data
Before you spend anything, you can:
- Browse the panel's destinations and packages using sample prices
- Create a test API key and make sandbox orders, top-ups and refunds
- Set your webhook URL and send a signed test event from the panel
- Invite team members with their own roles and sign-in
This is where developers build the integration and where you decide which destinations to sell. Learn more about the sandbox.
Step 3: Fund your balance and go live
Fully Signal runs on a prepaid balance. Your first deposit unlocks:
- The live catalogue — every destination and package
- Your wholesale prices (Tier 1)
- Live API keys
You can pay by card, turn on auto top-up so your balance never runs dry, get low-balance alerts, and download monthly statements. As you grow, higher tiers with lower prices unlock with a single deposit of the tier's amount. See wholesale pricing explained.
Step 4: Sell under your brand
You can sell in two ways — or both:
| Partner panel | REST API | |
|---|---|---|
| Best for | Agencies, hotels, manual sales | Websites, apps, booking engines |
| How | Pick a package, order, send the install page | Your backend creates the order after checkout |
| Delivery | Branded QR code and install page | install_page_url in the response |
| Top-ups | One click in the panel | POST /esims/{iccid}/topup |
| Refunds (unused eSIMs) | From the order | POST /orders/{id}/refund |
Every eSIM comes with a QR code in your colours and logo, plus a white-label install page that never mentions us. Your customer never sees ours. Branded install pages explained.
After the sale
From the panel you can follow every eSIM: its status, whether it has been activated, remaining data, top-up history and the transactions on your balance. Webhooks (order.completed, esim.activated, esim.expired, order.refunded, order.failed) keep your own systems in sync. Webhooks guide.
Security built in
- Scoped API keys — catalogue-only, orders, refunds
- IP allowlists on keys
- Two-step sign-in
- Team roles so finance, support and developers each see what they need
- Idle-key protection — unused keys are paused automatically
Support
Partners open support tickets from the panel (with screenshots) and can reach their account manager directly. The public system status page shows platform health.
FAQ
How much does Fully Signal cost?
The account is free. You pay wholesale prices for the eSIMs you sell, from a prepaid balance.
Is there a minimum order?
No. There's no minimum volume and no contract.
How long until I can sell?
Manual sales from the panel can start as soon as your first deposit lands. A website or app integration through the API typically takes a few days of development.
Can I use Fully Signal without an API?
Yes. Many partners — travel agencies, hotels, tour operators — sell entirely from the partner panel.
