Top Advertising Startups in 2026

Upwave plans, measures, and optimizes brand marketing. With our Brand Campaign Measurement and Instant Insights products, we provide a software data platform to the world’s largest brand marketers. Our customers are Fortune 500 companies across multiple verticals - including CPG, food, beverage, consumer technology, telecom, and financial services - as well as the world’s largest advertising agencies and media platforms. We are unapologetically supportive of brand advertising, and work hard every day to prove its value; we know if companies can measure the value of those dollars, they’ll spend more. Brand advertising pays for not only the movies we watch and music we hear, but the journalism we read and the information we access. In short, brand advertising supports the free flow of information through society. So, we’re proud to be the first company dedicated to using data science to show enterprises the true effectiveness of their brand spend. We are backed by leading venture investors (Y Combinator, Uncork Capital, Bloomberg Beta, Initialized Capital, PivotNorth, Ridge Ventures, Industry Ventures, Conductive Ventures,) and leading MarTech founders & CEOs. We’re a humble but ambitious team that takes its work seriously but never ourselves. Come join us.

Wunderkind is a leading performance marketing engine that delivers tailored experiences at scale. Digital businesses use Wunderkind to remember who users are better than ever before, allowing them to deliver high-performing, one-to-one messages on websites, through emails and texts, and in ads at a scale that’s not otherwise possible. Wunderkind drives $1.2 billion dollars annually in directly attributable revenue for top eCommerce brands like Uniqlo, Sonos and HelloFresh, often ranking as a top-3 revenue channel in their own analytics. Wunderkind is maniacally obsessed with ROI and aims to be the infrastructural interface between individuals and brands in a world where consumers choose what they want, from whom, and when. Learn more at wunderkind.co.

Though the vast majority of renters live outside of New York, San Francisco, and LA, those top markets continue to be the focus of nearly all innovation in the outdated world of apartment search. ABODO changes that. ABODO creates first-of-their-kind, localized rental marketplaces for underserved, tier 2 U.S. cities. Our platform combines the largest, most accurate and up-to-date inventory of local apartments available for a given city with a mobile-first, seamless search experience. This combination of unmatched local marketplace liquidity, and a delightful search experience, has helped ABODO grow from Madison, WI to 15 additional cities in the last 18 months, and from thousands of users to millions. With millions of renters now using ABODO across the web, iOS and Android, we're obsessed with continuing to make the process of finding your next apartment effortless, especially in cities outside of New York, San Francisco and LA.

Feathr is the smarter way for mission-driven organizations to fundraise and grow. We bring fundraising, marketing, AI-powered intelligence, and reporting together in one platform so your team can reach more people, raise more money, and see exactly what’s working. We believe visibility fuels fundraising. Feathr helps nonprofits and other mission-driven teams go from unseen to unignorable.

Using comScore verified, real-time data from 50 million first-party integrations with the world's most popular apps, inMarket identifies and engages consumers at every stage of the shopping cycle and creates exciting experiences that drive huge campaign ROI for the world’s top brands.

Rocketium helps businesses improve customer acquisition, engagement, and conversion with relevant visuals (banners and videos). Our powerful creative automation engine helps anyone (not necessarily designers) make thousands of customized visuals so users see attractive banners and videos instead of bland images. Then our visual optimization engine delivers relevant creatives that have up to 300% the conversion of generic visuals. Our technology is used by leading businesses like Amazon, ICICI, InMobi, ShopX, UrbanClap, and many others from 55 countries.

Mode Mobile is the creator of EarnOS, a transformational software that turns ordinary smartphones into "EarnPhones." This innovation empowers users globally to monetize everyday mobile activities such as streaming, gaming, shopping, etc. We enable users to profit from their data and attention rather than letting only tech giants benefit. Our inclusive approach sets us apart - converting users into earners and facilitating over $150M in earnings and savings while going a step further and turning earners into owners by awarding stock ownership in Mobile Mobile based on their usage. We have attracted over 40 million users across 170 countries. ​​Mode Mobile is proud to stand as the #1 Fastest-Growing North American Software Company recognized in Deloitte's 2023 Technology Fast 500 and ranked #2 across all sectors (Deloitte Fast 500 Winners). For additional insights, check out the information about our reward-based super app, Mode Earn App, which also powers the reward engine behind our proprietary smartphone, Mode Earn Phone.

SimilarWeb is the pioneer of digital market intelligence, and the standard for understanding the digital world. Our platform provides customers with granular insights about every website and mobile app enabling visibility into digital behavior and letting businesses see what is actually happening with their competitors, their industry and throughout the digital world. We have thousands of paying customers worldwide and millions of users using our free platform every month. Our customers are some of the largest global brands in the world and including Walmart, AirBnb, adidas, DHL and eBay. SimilarWeb raised over $112 million and has over 400 employees in 8 offices around the world in NY, SF, London, Tel Aviv, Tokyo, Kiev, Paris, San Paulo. With the insights and the data we provide businesses, agencies, marketers and analysts can benchmark performance against competitors, reveal competitors online strategy, discover new opportunities, identify emerging trends and understand consumer

TapClicks integrates with over 150 third-party APIs to provide digital agencies and their clients with a unified dashboard, saving them time, helping them to automate their report generation process, and allowing them to make better decisions. The platform has a very intuitive mapping process allowing agencies to connect to their third-party accounts in minutes. Here is a small sample of the services that we currently support: Advertising: - Google Adwords - Facebook Ads - Bing Ads - DoubleClick for Publishers - DoubleClick for Advertisers - AppNexus - The Trade Desk Social Media: - Facebook Insights - Twitter - Foursquare - LinkedIn Company Pages Email Marketing: - Constant Contact - MailChimp - ExactTarget - Data Dynamix Others - Google Analytics - Moz - YouTube - Marchex call tracking - CallCap call tracking

Did You Know: 90% of brand apps have less than 10,000 users (Source:ComScore) FanKave platform enables brands & teams to leverage their assets ( content, personnel & access) to build & enhance their fan community, by providing a platform to delivers an interactive experience. We work with sports teams, arena/stadiums, media companies & brands to deliver a compelling user experience on their mobile app and website. We have three distinct solution modules that can be utilized separately or combined for a complete in-depth experience. Engagement module: Live event hangout, Topics based interaction & AMA session #DeepSocia Modulel: Aggregated social content about the event or brand- Personalized and curated by machine learning to provide a social pulse based on Authority, Popularity & relevancy Gamification Module: create loyalty with points & rewards and competitions polls/predictions, contests & user generated content with leaderboards & status