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List of the Best Demand Side Platform (DSP) Software in 2026

Rajat Gupta
Researched and Edited by Rajat Gupta
Rajat Gupta

Researched and Edited by Rajat Gupta

Last updated: July 14, 2026 · How we review

Demand Side Platform (DSP) overview

Spotsaas tracks 22 products in Demand Side Platform (DSP), ranked by SpotScore — a blend of feature coverage, verified review ratings, and value. 8 let you start on a free trial, and 3 keep a free plan you can stay on. Most buyers here are Programmatic media buyers managing cross-channel digital ad campaigns.

22
products listed
8
offer a free trial
3
have a free plan
11
priced per subscription
50
quote on request

Editor's Summary · Demand Side Platform (DSP)

StackAdapt holds a SpotScore of 9.8/10 with a 4.6/5 rating from 405 verified users, with programmatic buyers consistently noting its native advertising, connected TV inventory, and audience segmentation as differentiators from search-focused platforms. The Trade Desk earns a SpotScore of 9.3 and a 4.5/5 from 75 reviewers, recognized across enterprise media teams for its data marketplace, Unified ID 2.0 integration, and ability to activate first-party data at scale across channels. Bidtheatre scores a 4.8/5 from 24 users, targeting European markets with local display and video inventory access alongside GDPR-aligned audience management tools built for publishers and advertisers operating under strict data privacy requirements.

Demand-side platforms let advertisers and agencies buy digital ad inventory programmatically across display, video, audio, and connected TV without negotiating individual placements with each publisher. Programmatic media buyers, performance marketing directors, and agency trading desks evaluate DSPs on inventory quality, audience data access, cross-channel measurement accuracy, and reporting transparency.

  • Best overall — StackAdapt
  • Best for enterprise media buying — The Trade Desk
  • Best for European markets — Bidtheatre

Who gets the most from Demand Side Platform (DSP)

  • 1Programmatic media buyers managing cross-channel digital ad campaigns
  • 2Digital marketing managers optimizing real-time bidding and audience targeting
  • 3Advertising agency media buyers coordinating multi-channel programmatic advertising
How to choose Demand Side Platform (DSP)

If you prioritize mobile app advertising, filter by use cases including 'Mobile app advertising' or 'In-app user acquisition'. For enterprise-scale campaigns, sort by rating and filter for platforms with 'Real-time bidding' and 'Programmatic media buying' capabilities. Since pricing is mostly quotation-based, prioritize platforms with strong user sentiment and features matching your campaign complexity.

Showing 0-0 out of 22

8.0

SpotScore

Peak 226 - Demand Side Platform (DSP)

Peak 226

Maximize your reach, eliminate waste.

Best for: SMB teams · Mid-market · Enterprise

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What is Peak 226?

Peak is the first demand side platform that eliminates waste in the programmatic ecosystem by leveraging its powerful integrated data platform to deliver campaigns across the entire ad exchange ecosystem. Peak was built to be a catalyst to help exchanges and brands grow their businesses, ...

Read more about Peak 226

Peak 226 offers custom pricing plan

8.2

SpotScore

Adapex - Demand Side Platform (DSP)

Adapex

Transforming media buying with superior targeting technology.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is Adapex?

Adapex is a Demand Side Platform, modernizing media buying on open platforms. It offers premium targeting capabilities, patented algorithms, and the A.I. engine to break the barriers of targeting at scale. By using technology instead of pushing inferior cookies and cracked data to fill ads, it ...

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Free Trial·

Adapex offers custom pricing plan

Spotsaas Buyer Intelligence

See the companies researching Demand Side Platform (DSP) software right now — while they're still comparing options.

In-market Demand Side Platform (DSP) buyersCompany-level namesNo pixel to install

7.8

SpotScore

Infolinks - Demand Side Platform (DSP)

Infolinks

Unleash the power of targeted advertising.

Best for: SMB teams · Mid-market · Enterprise

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What is Infolinks?

Infolinks is the an integrated online advertising platform where user go to advertise across all major mobile ad networks in a single interface and make real-time decisions on media buying and optimization. Based on the patented technology, it helps advertisers deliver the right digital ads at ...

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Infolinks offers custom pricing plan

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8.3

SpotScore

AdsKeeper - Demand Side Platform (DSP)

AdsKeeper

Boost conversions with AdsKeeper's native ad platform.

Best for: SMB teams · Mid-market

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What is AdsKeeper?

AdsKeeper is the perfect ad creation platform for direct affiliates, media agencies, and advertisers looking to create unique native advertisements. With over 3,000 partner sites, AdsKeeper helps marketers obtain attentive audiences with customized content options. This cutting-edge platform ...

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AdsKeeper offers custom pricing plan

7.9

SpotScore

NT Programmatic Platform - Demand Side Platform (DSP)

NT Programmatic Platform

Maximize ad reach with a single platform.

Best for: SMB teams · Mid-market · Enterprise

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What is NT Programmatic Platform?

The NT Programmatic Platform is a demand side platform (DSP) that allows advertisers to access and purchase inventory from a variety of marketplaces, exchanges and networks including Facebook, Twitter, DoubleClick, Google, Yahoo and Instagram. This flexible DSP provides a single interface ...

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NT Programmatic Platform offers custom pricing plan

8.7

SpotScore

Bidtheatre - Demand Side Platform (DSP)

Bidtheatre

Maximize your programmatic potential with advanced analytics.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.8

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What is Bidtheatre?

BidTheatre's Demand Side Platform (DSP) is a strategic buying platform designed to enable 2nd-screen buying for all. BidTheatre's DSP offers programmatic buying from a network of direct and branded buyers and puts advanced analytics at the fingertips of demand sources. Advertisers can manage ...

Read more about Bidtheatre
Free Trial·

Bidtheatre offers custom pricing plan

What buyers evaluate in Demand Side Platform (DSP)
Real-time bidding and audience targeting precision to maximize campaign effectiveness
Access to premium and diverse inventory sources including mobile SSPs and global exchanges
Transparency and flexibility of pricing models given most DSPs require custom quotes

7.9

SpotScore

Admixer.DSP - Demand Side Platform (DSP)

Admixer.DSP

Bid, target, reach: maximize your mobile ad success.

Best for: SMB teams · Mid-market · Enterprise

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4.8

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What is Admixer.DSP?

Admixer is an innovative in-app advertising platform for mobile apps. This Demand Side Platform (DSP) enables advertisers, agencies and developers to bid on ad inventory in real-time, across multiple ad exchanges. It can seamlessly execute ad campaigns, segment buyers and reach out to audience ...

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Admixer.DSP offers custom pricing plan

Markopolo.ai - Demand Side Platform (DSP)

Markopolo.ai

Target the perfect audience with Markopolo.ai.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

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What is Markopolo.ai?

Markopolo.ai is an ad tech startup providing ad buyers with access to the most perfect audience: search engines and content publishers. Its cloud-based demand side platform (DSP) enables advertisers to optimize and prioritize their digital advertising campaigns across multiple search engines ...

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Markopolo.ai offers custom pricing plan

9.8

SpotScore

StackAdapt - Demand Side Platform (DSP)

StackAdapt

Maximize mobile ad performance with StackAdapt.

Best for: SMB teams · Mid-market · Enterprise

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What is StackAdapt?

StackAdapt is a Demand Side Platform (DSP) that optimizes ad fetching at scale for app developers and mobile advertisers. Its SSP partners make premium mobile ad space available through demand network, allowing advertisers to choose the most relevant inventory for each impression. StackAdapt's ...

Read more about StackAdapt

StackAdapt offers custom pricing plan

8.5

SpotScore

AdNabu - Demand Side Platform (DSP)

AdNabu

Efficiently connect and reach your audience at optimal cost.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

4.7

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What is AdNabu?

AdNabu is a demand side platform (DSP), designed to help user consume video more efficiently. The software connects advertisers and publishers, allowing advertisers to access publishers’ inventory and serve ads to their audience through AdNabu’s Demand Side Platform (DSP). This allows ...

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Free Trial

8.3

SpotScore

SmartyAds DSP - Demand Side Platform (DSP)

SmartyAds DSP

Streamline your online ads with SmartyAds.

Best for: SMB teams · Mid-market · Enterprise

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What is SmartyAds DSP?

SmartyAds enables user to manage, optimize, and track all the online advertising campaigns from one centralized platform. User can also make changes on the fly to the live advertising campaign without any technical support or integration from third parties. It is critical for advertisers to ...

Read more about SmartyAds DSP

SmartyAds DSP offers custom pricing plan

8.0

SpotScore

Epom Market DSP - Demand Side Platform (DSP)

Epom Market DSP

Transforming advertising with AI technology.

Best for: SMB teams · Mid-market · Enterprise

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What is Epom Market DSP?

Epom's innovative Market DSP, using Artificial Intelligence (AI) technology, can predict a future customer's demand of micro-second information. Epom will utilize artificial intelligence (AI) to collect big data and predictive technology to select advertisements based on the predicted ...

Read more about Epom Market DSP

Epom Market DSP offers custom pricing plan

8.8

SpotScore

mediasmart - Demand Side Platform (DSP)

mediasmart

Maximize your online reach with media intelligence.

Best for: SMB teams · Mid-market · Enterprise

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4.6

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What is mediasmart?

Mediasmart is an international media technology group that develops and manages a global set of highly flexible and scalable online advertising solutions. The company enables its customers to make the right decisions about their online advertising. Advertisers, or agencies with online display ...

Read more about mediasmart

mediasmart offers custom pricing plan

8.5

SpotScore

Getintent - Demand Side Platform (DSP)

Getintent

Optimize your mobile advertising results with Getintent.

Best for: SMB teams · Mid-market · Enterprise

Get Pricing Details

4.5

Add to compare

What is Getintent?

Getintent’s mission is to help mobile advertisers grow their business and reach their business goals through superior programmatic technology. It help thousands of advertisers globally to expand their reach and add relevant, high quality users with highly accurate location data. Getintent's ...

Read more about Getintent

Getintent offers custom pricing plan

8.6

SpotScore

Bidtellect - Demand Side Platform (DSP)

Bidtellect

Dominate the digital auction with Bidtellect.

Best for: SMB teams · Mid-market · Enterprise

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What is Bidtellect?

Bidtellect is a demand side platform (DSP) that empowers marketers to launch and manage highly-targeted real-time bidding (RTB) campaigns across display, mobile and video ad platforms. With its multi-language, multi-currency and transparent approach, Bidtellect doesn't broker or own inventory; ...

Read more about Bidtellect

Bidtellect offers custom pricing plan

8.7

SpotScore

Basis - Demand Side Platform (DSP)

Basis

Maximize performance and quality with Basis.

Best for: SMB teams · Mid-market · Enterprise

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What is Basis?

Basis is the demand side platform (DSP) from AppNexus that lets advertisers reach consumers at scale. It's built for marketers who care about performance and quality, and want to enjoy access to a combination of self-serve programmatic buying technology, data enrichment services, and ...

Read more about Basis

Basis offers custom pricing plan

9.3

SpotScore

The Trade Desk - Demand Side Platform (DSP)

The Trade Desk

Maximize your ad impact with The Trade Desk.

Best for: SMB teams · Mid-market · Enterprise

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What is The Trade Desk?

The Trade Desk delivers insights, automation and optimization for cross-channel advertisers. The demand side platform (DSP), data management platform (DMP), and exchange offer marketers the ability to reach their audiences at scale in real-time with guaranteed viewability, guaranteed execution, ...

Read more about The Trade Desk

The Trade Desk offers custom pricing plan

8.9

SpotScore

Adzooma - Demand Side Platform (DSP)

Adzooma

Unleash the potential of display advertising.

Best for: SMB teams · Mid-market · Enterprise

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What is Adzooma?

Adzooma is an online advertising platform that harnesses the power of display advertising using demand side technology and real time bidding to maximize efficiency and effectiveness. Adzooma's technology automates traditional buyer and seller roles, providing access to a huge network of ...

Read more about Adzooma

Adzooma offers custom pricing plan

8.6

SpotScore

Pocketmath - Demand Side Platform (DSP)

Pocketmath

Maximize in-app reach with intelligent programmatic bidding.

Best for: SMB teams · Mid-market · Enterprise

Start Free Trial

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What is Pocketmath?

PocketMath is a Demand Side Platform (DSP) provider, providing a real-time bidding solution to advertisers who want to buy in-app advertising. PocketMath merges programmatic technology with the innovative mobile targeting capabilities of iOS and Android devices to deliver advertisers the ...

Read more about Pocketmath
Free Trial·

Pocketmath offers custom pricing plan

8.6

SpotScore

Amazon DSP - Demand Side Platform (DSP)

Amazon DSP

Efficiently target, track, and optimize display ads.

Best for: SMB teams · Mid-market · Enterprise

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Add to compare

What is Amazon DSP?

Amazon DSP offers a powerful demand-side platform (DSP), data management platform (DMP), and ad server that enables advertisers and agencies to more efficiently buy, manage, and report on display advertising campaigns across the web. DSP provides advertisers with analytics and detailed insights ...

Read more about Amazon DSP

Amazon DSP offers custom pricing plan

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