1 December 2021

Mobile Streams plc

("MOS" or "the Company")

Mobile Streams trading update

Mobile Streams plc, the AIM quoted mobile content and data intelligence company, is pleased to announce a current trading update.

Monthly revenue across all channels exceeds $80,000.

The global number of Streams service users that can be monetised is now in excess of 70,000 users across all channels.

All LiveScores markets are performing ahead of internal target for both users and revenue.

Streams Data is also pleased to announce that is has signed the UK's main advertising body ISBA as a client.

The Company is actively looking at further launches into new markets.

Nigel Burton, Non-Executive Director, said:

"We are delighted to report our progress and date across the business. We've come a long way and have made significant progress since the start of the current financial year. All our recently launched territories are performing well, and we look forward to growing the business even further into 2022."

This announcement contains inside information for the purposes of Article 7 of the Market Abuse Regulation (EU) No. 596/2014, as it forms part of UK Domestic Law by virtue of the European Union (Withdrawal) Act 2018. Upon the publication of this announcement, this inside information is now considered to be in the public domain.

About Streams Data

The Streams Data business provides data insight, intelligence and visualisation services and marketing optimisation tools. The enterprise level bespoke service achieved first revenues in June 2020, and the Streams SaaS ("Software as a Service") self-service platform generated initial customer revenues in October 2020. Enterprise clients include The Economist and Quanta Media Group.

For further information, please contact:

Mobile Streams plc

Nigel Burton, Non-Executive Director

+44 77 8523 4447

www.mobilestreams.com

Beaumont Cornish (Nominated Adviser)

James Biddle and Roland Cornish

+44 (0) 20 7628 3396

Peterhouse Capital Limited (Broker)

Lucy Williams, Duncan Vasey and Eran Zucker

+44 (0) 20 7469 0930