MediaMath TerminalOne Marketing OS™ Reviews in June 2026: User Ratings, Pros & Cons

MIGRATED TO Infillion

Great support for Programmatic buys

What do you like best? I like that they are very responsive and supportive whenever we have any campaign set-ups and campaign performances. What do you dislike? The UI can be further improved. And sometimes you cannot delete but need to be archived. What problems are you solving with the product? What benefits have you realized? I do campaign set-ups and realised that MediaMath algorithms are different.

Good platform and good client services team, EXPENSIVE

What do you like best? Great client services team, easy to use interface and flexibility to customize dashboard for us. Also transparent on the networks and websites where our ads show on vs. comparable platforms that have zero transparency. What do you dislike? Client services are expensive and how responsive they are will depend on your ad spend. What problems are you solving with the product? What benefits have you realized? We are solving the issue of many different publishers in a ...

T1 is Fantastic!

What do you like best? Ease of use - it's a very intuitive platform. Performance is fantastic & "The Brain" works well. What do you dislike? Currently cannot track more than 1 conversion activity in the reporting dashboard. What problems are you solving with the product? What benefits have you realized? Running display & video campaigns as an agency for all of our clients. Benefits include ease of use, easy-to-access reporting with breakdowns by creative, device, geo, etc. which makes ...

MediaMath

What do you like best? Transparency, reporting & performance. We are able to target a variety of different users, including multi-cultural. What do you dislike? Lack of geo-fencing capabilities. System can be difficult to learn, unless you have a strong SEO/SEM background. What problems are you solving with the product? What benefits have you realized? On boarding and targeting CRM data, T1 is able to accomplish this goal.

Simple soltuion to make your clients happy.

What do you like best? Granular targeting capabilities and ability to layer on targeting parameters What do you dislike? Although it's expected, the limitations by the access to inventory. What problems are you solving with the product? What benefits have you realized? Target layering.

MediaMath has *TONS* of features and tons of controls! Great system for buying!

What do you like best? MediaMath has great account support, tons of tools in the interface, and plenty of reporting to look at. So many features! What do you dislike? There is no view in the interface for day-of impression reporting, which can be very useful when running campaigns. Recommendations to others considering the product: They are lacking some of the pre-bid technologies that I'm seeing on other platforms, but to be honest, those features are like "insurance" and don't ...

Great platform

What do you like best? Targeting options are great, intuitive design. What do you dislike? Set up of some campaigns can be time consuming. What problems are you solving with the product? What benefits have you realized? Display advertising for clients, increasing ROI

MediaMath has been a great platform

What do you like best? I like the constant update of new data sources and abilities to pair with existing enterprise systems, What do you dislike? No Budget field in the reporting interface without using the custom data export Recommendations to others considering the product: Great product and support team! What problems are you solving with the product? What benefits have you realized? Connecting the dots between site segmentation and re marketing efforts

I use T1.

What do you like best? The ease of reporting. Also the numerious targeting features and data segments. There is also a bulk pixel creator. It is easy to use the dash board and see what your campaigns are pacing at. What do you dislike? I don't really have any dislikes of the product. ONe thing they could add would be to add more video targeting options. Recommendations to others considering the product: They should add the ability to change tags in a csv document and then upload ...

Simple soltuion to make your clients happy.

What do you like best? Granular targeting capabilities and ability to layer on targeting parameters What do you dislike? Although it's expected, the limitations by the access to inventory. What problems are you solving with the product? What benefits have you realized? Target layering.