App-whitelisting

Your app stays online when other apps don’t.

Always-on

Zero-rating technology that guarantees your app always has a data connection, independent of whether your user has an active bundle. Trusted by Uber, Grab, Belfius, and Mastercard.

Grab logo
Corendon logo
KBC Bank logo
Uber logo
Siemens logo
Belfius logo
Klim logo
Mastercard logo
A&P Nutrition logo
Grab logo
Corendon logo
KBC Bank logo
Uber logo
Siemens logo
Belfius logo
Klim logo
Mastercard logo
A&P Nutrition logo

For you as a partner

App access
Eliminate the major cause of app abandonment: no connection.
Engagement
Proven to increase engagement, session length, and revenue
Global setup
Works across 180+ countries with no per-country configuration
End users
Zero technical requirement for end users
Compliance
GDPR compliant under licensed telecom frameworks

For your Users

Always works
Your app always works, even with no active data bundle
No interruption
No interruption to service in low connectivity situations
Invisible access
Seamless and invisible. It just works.
Global reach
Available globally across all supported networks
No extra steps
No action needed from users. Nothing to set up.

Your app stays online

Woman hailing a ride while her phone shows a ride confirmation screen

When a user’s data runs out, your app keeps working. Firsty’s zero-rating technology keeps your service connected across supported networks, without extra steps, app changes, or interruptions.

Firsty logo

How it works

Make your app always reachable.

Talk to our team
Start with details
Share your app details and target markets.
Whitelisting
Firsty configures whitelisting
We configure zero-rating across relevant operators in your target markets.
Validate before going live
Test
Validate in our sandbox environment before going live.
Go live globally
Launch your plan
Users receive a QR code or automatic eSIM activation directly inside your product.

Proof points

App Whitelisting is available across 180+ countries, with 99% uptime and zero technical requirement for end users. Your app stays connected without users needing to change settings or take extra steps.

Looking up at glass skyscrapers against a clear sky
4.8
Out of 5 on Trustpilot
1.2 M +
Users on the Firsty platform
Trusted by Uber, Grab, Belfius, Mastercard, Siemens, Cartamundi, and Deme.
Business Insider logo
“Amsterdam-based telecom startup Firsty raises €5.1M Seed funding”
Quote logo
"Potential telcomarketdisruptor Firsty immediately brings in €1.1 Million"
Belfius logo
"Belfius partners with Dutch eSIM disruptor Firsty for free global app access"
Emerce logo
"Five million in growth capital for a Dutch eSIM provider"
Speedinvest logo
“Why We Invested in Firsty: Democratizing Global Mobile Data with eSims”
TechRadar logo
"Nifty eSIM provider offers free mobile data for life wherever you are"
Business Insider logo
“Amsterdam-based telecom startup Firsty raises €5.1M Seed funding”
Quote logo
"Potential telcomarketdisruptor Firsty immediately brings in €1.1 Million"
Belfius logo
"Belfius partners with Dutch eSIM disruptor Firsty for free global app access"
Emerce logo
"Five million in growth capital for a Dutch eSIM provider"
Speedinvest logo
“Why We Invested in Firsty: Democratizing Global Mobile Data with eSims”
TechRadar logo
"Nifty eSIM provider offers free mobile data for life wherever you are"

join the revolution

Want your app to always stay connected? Talk to our team. Explore the docs at developers.firsty.app.

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Questions about App-whitelisting?

We know, it sounds too good to be true. But it’s real. Here’s how.

What is Firsty App Whitelisting for partners?

Firsty App Whitelisting lets partners keep their app connected, even when users have no active data bundle.

Does Firsty App Whitelisting work with all mobile operators?

Firsty configures whitelisting across operators in its network. Our team will advise on coverage for your specific target markets.

Do users need to do anything with Firsty App Whitelisting?

No. It happens at the network level. Users just experience their app always working.

What happens when Firsty users travel internationally?

Whitelisting is configured globally across 180+ countries. Travelling users continue to benefit.

Does Firsty App Whitelisting require changes to my app?

No changes to your app are required.

Is Firsty App Whitelisting legal?

Regulations vary by market. Firsty’s team will advise on compliance for your specific markets.

Is Firsty GDPR compliant?

Yes. Firsty is GDPR compliant and operates under licensed telecom frameworks in all supported markets.