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Head-to-head · Supply Side Platforms

PubMatic vs Admixer.SSP

  • Updated Sep 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score PubMatic #2 in Supply Side Platforms 8.2/10 Pricing on request ✓ 2 of 2 features Visit PubMatic
Admixer.SSP #6 in Supply Side Platforms 6.9/10 Pricing on request ✓ 2 of 2 features Visit Admixer

PubMatic leads on 0 checks, Admixer.SSP on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scorePubMatic · 8.2/10

PubMatic scores higher on our rubric for supply side platforms: 8.2 against 6.9 out of 10; our editors rank them #2 and #6.

PubMatic is the better fit for publishers optimizing cross-screen ad yield. Admixer.SSP is the better fit for publishers monetizing CTV, apps and DOOH.

  • PubMatic fits best

    Publishers optimizing cross-screen ad yield

  • Admixer.SSP fits best

    Publishers monetizing CTV, apps and DOOH

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. It never changes our verdict. How we rank.

Side by side

Feature PubMatic 8.2/10 Visit ↗ Admixer.SSP 6.9/10 Visit ↗
At a glance
Editor score 8.2 6.9
Ranking #2 in Supply Side Platforms #6 in Supply Side Platforms
Best for Publishers optimizing cross-screen ad yield Publishers monetizing CTV, apps and DOOH
Pricing model Paid Paid
Starting price Not published Not published
Free plan — Not published
Free trial — —
Deployment Cloud Cloud, Mobile
Platforms Web Web, Android, iOS
Support Email, Docs Docs
Integrations 3 integrations 5 integrations
Built for Mid-market, Enterprise Small business, Mid-market, Enterprise
Features PubMatic 2/2 · Admixer.SSP 2/2
Header bidding support ✓ ✓
Private marketplace deals ✓ ✓
Specs
Inventory channels CTV/OTT, online video, mobile app, mobile web, desktop web desktop, mobile web, in-app, CTV, DOOH
Auction types real-time bidding (RTB), header bidding, unified auctions, private marketplace and programmatic guaranteed open auctions, private marketplace (PMP), programmatic guaranteed
Ad formats display/banner, static display, video, outstream video, interstitial, rewarded video, native, rich media display, native, video, audio, rich media
Reporting detail Advanced Advanced
Our review
Pros
  • OpenWrap supports Prebid-powered header bidding across web and in-app inventory.
  • Supports private marketplace and programmatic-guaranteed deals.
  • Connects monetization across web, mobile, video and CTV/OTT.
  • Connects publishers to 100+ DSPs, header bidders and direct advertisers
  • Supports open auctions, private marketplaces and programmatic guaranteed
  • Offers real-time revenue monitoring and reports on bids, earnings and competition
Cons
  • Pricing requires contacting sales.
  • Primarily aimed at mid-market and enterprise organizations.
  • Support channels are email and documentation.
  • Pricing requires a sales request and contract discussion
  • Integration options may require technical implementation
  • Support channels listed are limited to documentation
Our verdict

PubMatic is a cloud-based supply-side platform for publishers and buyers managing programmatic digital advertising. It connects web, mobile app, online video and CTV/OTT inventory to real-time auctions, with capabilities spanning header…

Read the review →

Admixer.SSP is a supply-side platform for publishers and app developers seeking to monetize digital advertising inventory. It connects publisher inventory with DSPs, header bidders and direct advertisers, and supports desktop, mobile web,…

Read the review →
  1. PubMaticSupply Side Platforms 8.2Pricing on request
  2. Admixer.SSPSupply Side Platforms 6.9Pricing on request

Strengths and trade-offs

  • PubMatic — where it wins

    • OpenWrap supports Prebid-powered header bidding across web and in-app inventory.
    • Supports private marketplace and programmatic-guaranteed deals.
    • Connects monetization across web, mobile, video and CTV/OTT.

    Where it doesn't

    • Pricing requires contacting sales.
    • Primarily aimed at mid-market and enterprise organizations.
    • Support channels are email and documentation.

  • Admixer.SSP — where it wins

    • Connects publishers to 100+ DSPs, header bidders and direct advertisers
    • Supports open auctions, private marketplaces and programmatic guaranteed
    • Offers real-time revenue monitoring and reports on bids, earnings and competition

    Where it doesn't

    • Pricing requires a sales request and contract discussion
    • Integration options may require technical implementation
    • Support channels listed are limited to documentation
  • PubMatic8.2/10 · Pricing on request

    A cross-screen SSP combining header bidding, deal management and yield optimization.

    Visit PubMaticFull verdict →
  • Admixer.SSP6.9/10 · Pricing on request

    A multi-format SSP for publishers monetizing web, app, CTV and DOOH inventory.

    Visit AdmixerFull verdict →

More comparisons

All supply side platforms comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update