Online Advertising Platforms Ranked #26–#50 in Spain by Market Share (2026)

📈 Online Advertising Platforms Ranked #26–#50 in Spain

Online advertising is done using various technologies, including advertising networks, ad servers, demand-side platforms (DSPs), and supply-side platforms (SSPs).

Spain is a Southern European country with a population of around 48 million people.

Statistics based on 105K+ analyzed websites. About this data

The following list shows the online advertising platforms ranked from 26th to 50th out of 164 used on websites in Spain.

Rank	Name	Market share
26	The Trade Desk Ventura, California, United States A programmatic demand-side platform that enables marketers to plan, execute, and optimize data-driven advertising campaigns across digital channels.	0.7%
27	Magnite New York, United States An omnichannel supply-side and CTV/video advertising platform formed in 2020 through the merger of Rubicon Project and Telaria.	0.7%
28	Prebid.js New York, United States An open-source library for publishers to quickly implement header bidding advertising. FreeOpen source	0.7%
29	Vidoomy Madrid, Spain A digital platform specializing in the distribution of video advertising for major brands on premium media.	0.6%
30	BidSwitch Paris, France Middleware that optimizes trading connectivity between different programmatic technology platforms, enabling SSPs to integrate with more than 220 DSPs.	0.6%
31	OpenX Pasadena, California, United States A programmatic advertising and supply-side platform that helps publishers monetize digital inventory across web, mobile, video, and connected TV.	0.6%
32	RTB House Warsaw, Poland A global advertising company that specializes in targeted advertising, including retargeting and real-time bidding.	0.5%
33	AdRoll San Francisco, California, United States A digital advertising platform that enables businesses to run AI-driven, cross-channel campaigns with audience targeting, retargeting, and dynamic personalization. $36+/month	0.5%
34	Index Exchange Toronto, Ontario, Canada A global advertising supply-side platform that connects digital publishers and media buyers through a real-time advertising exchange.	0.4%
35	Mediavine New York, United States A premium ad management network for established publishers that monetizes website traffic through display advertising, typically requiring at least 50,000 monthly sessions for entry. $$$	0.4%
36	Smartclip Hamburg, Germany Enables privacy-first advertising across TV, online and audio, providing European broadcasters with cutting-edge adtech solutions.	0.4%
37	Media.net Dubai, United Arab Emirates An omnichannel supply-side platform that uses a proprietary contextual engine to deliver programmatic advertising without cookies or audience data.	0.4%
38	Google Interactive Media Ads Mountain View, California, United States Google Interactive Media Ads enable publishers to request ads from any VAST-compliant ad server and manage ad playback.	0.4%
39	Seedtag New York, United States Provides a suite of AI-based neuro-contextual advertising solutions to global brands.	0.4%
40	Clickio London, United Kingdom A Google Certified Partner advertising platform that helps website owners and app developers increase ad revenue.	0.4%
41	Kelkoo Group Paris, France Offers a monetization solution for website publishers that allows them to earn revenue by integrating affiliate links and product feeds into their content.	0.4%
42	ID5 London, United Kingdom An omnichannel identity platform that enables addressable advertising by helping publishers and advertisers recognize users across websites, mobile apps, and other digital properties. $$$	0.4%
43	MGID Santa Monica, California, United States A performance-driven platform for real-time buying, selling and management of native ads.	0.4%
44	ExoClick Barcelona, Spain A global online advertising network that specializes in adult traffic.	0.3%
45	Clever Advertising Porto, Portugal A premium advertising platform focused on delivering new customers for iGaming brands.	0.3%
46	Adyoulike Neuilly-sur-Seine, France A global advertising platform specializing in native, video and social story ad formats.	0.3%
47	MediaMath New York, United States An omnichannel demand-side platform that offers a rich set of capabilities for marketers to manage and execute their campaigns.	0.3%
48	Monetag Limassol, Cyprus A platform for monetizing desktop, mobile web and Telegram Mini App audiences, remnant ad inventory and social traffic.	0.3%
49	Tapad New York, United States Tapad Graph enables marketers to identify customers across multiple devices and apply programmatic targeting, media measurement, attribution, and personalization.	0.3%
50	StackAdapt Thornhill, Ontario, Canada A multi-channel programmatic advertising platform specializing in native, display, video, connected TV, audio, in-game, and DOOH advertising.	0.3%

👉 See Also

🌎 Advertising in other countries

🗃️ About This Data

We evaluate the popularity of technologies based on the number of websites where we detect their usage.
Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
This report is based on the analysis of 105,648 websites from Spain.
We currently track the presence of 202 online advertising platforms across the web.
Of these, 164 were detected on websites from Spain.
Statistics were last calculated on November 3, 2026.
For more details, see our methodology and disclaimer.