Engage Your Audience. Grow Your Revenue.

Fonix’s platform and APIs help leading brands interact and transact with consumers.
Trusted by industry leaders
Trusted by industry leaders

How we work with brands

Our end-to-end platform connects brands to consumers through mobile technology

Our clients

We power mobile engagement for leading broadcasters, charities and digital service providers - from ITV, Bauer Media, Global, News UK, to Comic Relief, The DEC and BBC Children in Need. Our platform helps brands connect with audiences, drive participation, and generate new revenue.

Case studies:

Mobile network operator partnerships

Fonix connects directly with major mobile network operators across Europe. These trusted integrations give brands access to millions of consumers through their mobile phones.
Testimonial:
"With Fonix, mobile interactions are seamless, secure and dependable - exactly what we need to deliver great customer experiences."
- Peter Garside, EE

Messaging connections

Reach audiences instantly through our powerful messaging ecosystem. From SMS to rich, interactive RCS Business Messaging, Fonix helps brands send marketing, alerts, and interactive campaigns that generate engagement - all through secure operator channels.

Technologies:

Payment connections

Seamless payments, however your audience engages.
Fonix supports carrier billing, SMS billing, Apple Pay, Google Pay, PayPal, debit cards, and other Payment Service Providers - turning intent into instant action.

Technologies:

The Fonix ecosystem

At the heart of Fonix is a powerful ecosystem connecting brands, mobile operators, and consumers. Whether someone is donating, entering a competition, requesting a song, or consuming content, Fonix makes it happen - instantly, securely, and at scale. Every interaction, every payment, every connection - powered by Fonix.

Learn more:

Our products that brands trust

Comprehensive mobile payment and messaging solutions
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Checkout

Seamless mobile checkout experiences that drive conversion and reduce friction
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Campaign Manager

Increase engagement and effectively manage SMS campaigns and interactivity featuring winner picker, text-the-studio and more
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Payments API

Accept mobile operator payments with Fonix’s powerful payment APIs

RichMessaging

Unlock the power of RCS to deliver messaging that goes beyond SMS: richer, more interactive, and designed to convert

Identity

Fight fraud with the strength of Fonix Identity

Messaging API

One messaging API that lets you develop reliable two-way communication with delivery intelligence

Why work with us?

What Clients love about Fonix

Fonix is a leading mobile payments and interactive services business for companies across media, charity, gaming, ticketing, mobility, and other digital services. We processed over £280 million in consumer payments in the FY 2025, representing over 33% of the total UK market for SMS and Carrier Billing.

Our passionate and focused team have a proven track record and are trusted by hundreds of clients including ITV, Bauer Media, BT, Global Radio, Comic Relief and BBC Children In Need.

Shaping the future

Customer focused

Leading innovation

Just some of our case studies

Real results from real partnerships

Less friction

More entries per person

ITV logo.

Powered voting for reality TV shows with seamless mobile billing

"Our partnership with Fonix has allowed us to provide a really unique customer experience..."

Over £5.5m raised

in SMS donations

Comic Relief logo.

Enabled text-to-donate campaigns reaching millions of supporters

"Fonix’s platform continues to demonstrate its ability to handle mass volumes of donations and generate ground-breaking fundraising..."

Significant growth YoY

Increased audience engagement

Delivered SMS competition platform for radio station campaigns

"No one knows the broadcast market better than Fonix."

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London office (HQ)
23 Heddon Street, London, W1B 4BQ
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Portugal
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France
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Ireland
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Switzerland

Fonix's last year in numbers

5 international markets and growing.

1.1bn+

Consumer interactions

£280m+

Payments processed

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