14 February 2022

Mobile Streams plc

("MOS" or "the Company")

Investor Presentation and updated website

The Company is pleased to announce that Mark Epstein, CEO, and Tom Gutteridge, Chief Product Officer, will provide a live investor presentation, followed by an opportunity for investors to ask questions, as part of the Shares Magazine Investor Seminar at 18:30 on Tuesday 1 March.

The presentation is open to all existing and potential shareholders by registering at https://www.sharesmagazine.co.uk/events/event/shares-investor-webinar-010322

The Company is also delighted to announce a major update to its website: www.mobilestreams.com . This update now includes a range of Metaverse services including Esports, NFT, content and gaming services offered by the Company.

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

Mark Epstein, CEO

Nigel Burton +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 and Duncan Vasey

+44 (0) 20 7469 0930