Viant DSP

At a glance

• Editor score
  7.8 / 10
• Pricing
  Pricing on request
• Best for
  Enterprise programmatic teams needing cross-device
• Free plan
  No
• Founded
  1999 · Irvine, California, United States
• Facts checked
  24 Sep 2026

• Where it wins

  • Campaign execution spans CTV, DOOH, mobile, audio, desktop, and in-game.
  • Household identity resolution supports cross-device conversion tracking.
  • APIs support trafficking, data onboarding, and reporting.

• Where it doesn't

  • Pricing is tailored to client needs rather than published as fixed plans.
  • Campaign buying and measurement may be broader than simpler teams need.
  • Access is cloud-based through web and API; no other platform is listed.

Our verdict on Viant DSP

Viant DSP brings programmatic planning, buying, and measurement into one platform for brands, agencies, and media buyers. Its scope is especially relevant to mid-market and enterprise teams coordinating campaigns across connected TV, digital out-of-home, mobile, audio, desktop, and in-game formats. Audience segmentation and first-party data activation sit alongside campaign execution, while household identity resolution and cross-device conversion tracking connect activity across screens. The product is delivered in the cloud and is accessible through web and API.

Cross-channel coordination is the strongest reason to consider Viant DSP. Frequency management is designed to work across channels, and the platform measures online and offline conversions with attribution reporting. Campaign optimization uses machine-learning algorithms, and bulk editing covers orders, campaigns, and spreadsheets. The APIs support campaign trafficking, audience and conversion-data onboarding, and reporting. This combination suits teams that need both broad format coverage and operational access to campaign and data workflows, rather than a tool focused on a single channel.

According to Viant's pricing description, pricing is tailored to client needs, so buyers should expect a sales conversation rather than a public plan comparison; there is no free plan. Viant says users can operate the software themselves or work with Viant staff for campaign setup, optimization, and support. That can fit organizations seeking vendor involvement as well as those running their own campaigns, but teams wanting transparent self-serve pricing or a simple, single-channel buying tool may prefer a narrower option. Viant DSP is best suited to established advertising teams that can make use of its cross-device measurement and varied inventory formats.

Your product? Our editors can test Viant DSP in depth and publish a review, labelled as paid · from $149/mo →

Viant DSP pricing

Viant DSP fact sheet

Alternatives to Viant DSP

• AdRollManage, optimize, and measure web and social campaigns across connected ad channels.9.2
• Adobe Advertising CreativeA creative-focused platform for building, scheduling and optimizing personalized ads.9.0
• QuantcastPlan, activate, optimize, and measure campaigns across display, video, CTV, mobile, and audio.9.0

See all Viant DSP alternatives →

Featured on iTechGuides

Viant DSP is listed in our Cross-Channel Advertising Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update