# Top Ad Servers

> Top Ad Servers scores 15 ad servers on cost, time to launch, support, formats and more, using written rules applied the same way to every vendor, so publishers can build a shortlist fast.

Rankings last reviewed: 2026-11-03.

Top Ad Servers is published by Best Ad Servers LLC, which is affiliated with AdButler. AdButler is one of the ad servers we score. See /how-we-score for the scoring rules.

## Top ad servers 2027 (overall ranking)

1. [AdButler](https://www.topadservers.com/reviews/adbutler): 9.0/10. Best for: you want to know the price up front, launch in days and get real help, across web, app and newsletter inventory.
2. [AdGlare](https://www.topadservers.com/reviews/adglare): 8.1/10. Best for: you want a light, low-fuss hosted ad server and can see the price before you sign up.
3. [Broadstreet](https://www.topadservers.com/reviews/broadstreet): 8.1/10. Best for: you are a local or B2B publisher with a small team selling direct to advertisers.
4. [Epom](https://www.topadservers.com/reviews/epom): 7.6/10. Best for: you run an ad network or agency and want an ad server you can put your own brand on.
5. [AdSpeed](https://www.topadservers.com/reviews/adspeed): 7.3/10. Best for: you are a small publisher that wants dependable direct-sold ad serving at a very low starting price.
6. [Google Ad Manager](https://www.topadservers.com/reviews/google-ad-manager): 6.9/10. Best for: Google programmatic demand is your priority and you have experienced ad ops staff.
7. [DanAds](https://www.topadservers.com/reviews/danads): 6.8/10. Best for: you want small and mid-size advertisers to book and pay for ads online, on top of your current ad server.
8. [Revive Adserver](https://www.topadservers.com/reviews/revive-adserver): 6.7/10. Best for: you have technical staff and want a free ad server you control, or a very cheap hosted one.
9. [Adnuntius](https://www.topadservers.com/reviews/adnuntius): 6.6/10. Best for: you are a European news publisher that wants an ad server with self-serve booking built in.
10. [Equativ](https://www.topadservers.com/reviews/equativ): 6.6/10. Best for: you are a large publisher that wants the ad server and SSP from one vendor.
11. [Kevel](https://www.topadservers.com/reviews/kevel): 6.1/10. Best for: you have engineers and want to build a custom ad product or sponsored listings on APIs.
12. [FreeWheel](https://www.topadservers.com/reviews/freewheel): 5.7/10. Best for: you are a broadcaster or premium video publisher selling streaming and TV ad breaks.
13. [Magnite SpringServe](https://www.topadservers.com/reviews/magnite-springserve): 5.5/10. Best for: you are a video or CTV publisher that works closely with Magnite demand.
14. [CitrusAd](https://www.topadservers.com/reviews/citrusad): 5.4/10. Best for: you are a retailer or grocer launching sponsored product ads, not a publisher.
15. [Criteo](https://www.topadservers.com/reviews/criteo): 5.2/10. Best for: you are a retailer that wants access to Criteo's brand advertisers along with the technology.

## Shortlists by buyer need

- [Top Low-Cost Ad Servers](https://www.topadservers.com/shortlists/low-cost-ad-servers): AdButler (#1, tie), AdGlare (#1, tie), Broadstreet (#1, tie), Epom (#1, tie), Revive Adserver (#1, tie), AdSpeed (#6)
- [Top Ad Servers for Small Publishers](https://www.topadservers.com/shortlists/small-publishers): AdButler (#1), AdGlare (#2), Broadstreet (#3), AdSpeed (#4)
- [Fastest Ad Servers to Launch](https://www.topadservers.com/shortlists/fastest-to-launch): AdButler (#1, tie), AdGlare (#1, tie), AdSpeed (#1, tie), Broadstreet (#1, tie), Epom (#5, tie), Google Ad Manager (#5, tie)
- [Ad Servers With the Best Support](https://www.topadservers.com/shortlists/best-support): AdButler (#1, tie), Broadstreet (#1, tie), Adnuntius (#3, tie), DanAds (#3, tie), Equativ (#3, tie), Kevel (#3, tie)
- [Top Ad Servers for Email Newsletters](https://www.topadservers.com/shortlists/newsletter-ad-servers): AdButler (#1), Broadstreet (#2)
- [Top Ad Servers for Video and CTV](https://www.topadservers.com/shortlists/video-and-ctv): AdGlare (#1), Google Ad Manager (#2), Equativ (#3), FreeWheel (#4), Magnite SpringServe (#5)
- [Top Google Ad Manager Alternatives](https://www.topadservers.com/shortlists/google-ad-manager-alternatives): AdButler (#1), AdGlare (#2), Broadstreet (#3), Epom (#4), AdSpeed (#5), DanAds (#6)

## Key pages

- [Top ad servers](https://www.topadservers.com/top-ad-servers): all ad servers we score, with scores by criterion
- [How we score](https://www.topadservers.com/how-we-score): criteria, weights and the scoring rules
- [All ad servers](https://www.topadservers.com/all-ad-servers): A–Z list with pricing and who each one suits
- [Head to head](https://www.topadservers.com/head-to-head): two ad servers compared side by side
- [Questions](https://www.topadservers.com/questions): answers to common questions from ad server buyers
- [Ad tech terms](https://www.topadservers.com/ad-tech-terms): plain-language definitions
- [Buyer guides](https://www.topadservers.com/guides): practical guides to choosing and running an ad server

## Buyer guides

- [The Top Ad Servers for 2027, Ranked](https://www.topadservers.com/guides/top-ad-servers-2027): All 15 ad servers we score for 2027, from AdButler at the top, with the one-line reason to pick each.
- [How Much Does an Ad Server Cost?](https://www.topadservers.com/guides/how-much-does-an-ad-server-cost): Published prices for the ad servers we score, what drives the bill, and the costs that do not appear on the price page.
- [How to Switch Ad Servers Without Losing Revenue](https://www.topadservers.com/guides/how-to-switch-ad-servers): A step-by-step plan for moving to a new ad server: what to prepare, how to test, and how to switch without gaps in delivery.
- [Hosted vs Self-Hosted Ad Servers: Which Should You Choose?](https://www.topadservers.com/guides/hosted-vs-self-hosted-ad-servers): The trade-offs between a hosted ad server and one you run yourself, covering cost, control, security and support.

## Data

- [Rankings JSON](https://www.topadservers.com/data/rankings.json)
- [Vendors JSON](https://www.topadservers.com/data/vendors.json)
- [Full text for LLMs](https://www.topadservers.com/llms-full.txt)