1. Search & Google Ads
Search advertising captures intent at the exact moment someone is looking — still the highest-converting category in PPC advertising.
Search Ads (Text Ads)
The classic Google/Bing results-page ad: headline, description, URL. Priced on cost-per-click, ranked by bid × Quality Score.
Dynamic Search Ads (DSA)
Google auto-generates headlines and landing pages from your site content, matching search queries you didn't explicitly target.
Google Shopping Ads
Product image, price and store name pulled from a product feed — shown for commercial, buy-intent queries.
Performance Max
One AI-driven campaign type spanning Search, Display, YouTube, Gmail and Maps from a single feed and budget.
Discovery Ads / Demand Gen
Visual, feed-based ads served across YouTube, Gmail and Discover to build demand before someone actively searches.
App Campaigns (UAC)
Google automatically places app-install creative across Search, Play, YouTube and the Display Network to drive installs.
Local Services Ads
Pay-per-lead ads for local service businesses (plumbers, lawyers, cleaners) with a Google Guaranteed badge.
Smart Campaigns
Simplified, automated search ads for small businesses that don't want to manage keywords manually.
Call-Only Ads
A search ad whose only click action is placing a phone call — built for businesses that convert over the phone.
Microsoft (Bing) Search Ads
Same auction mechanics as Google Search, on Bing/Yahoo/DuckDuckGo's network — often cheaper CPCs, older demographic.
Microsoft Shopping Campaigns
Bing's equivalent of Google Shopping, syncing with Microsoft Merchant Center product feeds.
2. Display & Programmatic Advertising
Banner and rich-media ads bought and sold at scale through automated auctions — the backbone of the open web's ad economy.
Standard Display Banners
Fixed-size image ads (300×250, 728×90, 160×600…) served across the Google Display Network and ad exchanges.
Responsive Display Ads
Assets (images, headlines, logos) auto-assembled by the platform to fit any available ad slot and format.
Rich Media Ads
Interactive banners with video, expandable panels or mini-games embedded directly in the creative unit.
Expandable Ads
A banner that grows on hover or tap to reveal a larger interactive experience, then collapses back.
Interstitial Ads
Full-screen ads shown between content transitions (e.g., between articles or app screens).
Gmail Sponsored Promotions
Expandable ad units that appear at the top of the Promotions tab in Gmail, styled like an email.
Real-Time Bidding (RTB)
The open auction where impressions are bought/sold individually, in milliseconds, as a page loads.
Programmatic Guaranteed
A fixed-price, fixed-inventory programmatic deal negotiated directly between advertiser and publisher.
Private Marketplace (PMP)
An invite-only programmatic auction offering premium inventory to a curated set of buyers.
Header Bidding
A publisher technique letting multiple ad exchanges bid simultaneously before the page's primary ad server is called.
Retargeting / Remarketing Display
Banner ads shown to people who already visited your site, following them across the display network.
Contextual Display Ads
Ads matched to a page's content/keywords rather than to a user's identity — a privacy-friendlier targeting model.
In-Page Push Ads
Notification-styled ad units, common on publisher networks, that mimic a system push alert inside the page.
3. Meta Ads — Facebook & Instagram
The largest social ad network by spend, spanning Feed, Stories, Reels and Messenger under one Ads Manager.
Feed Image/Video Ads
The standard single-image or single-video unit shown natively inside the Facebook or Instagram scroll feed.
Stories Ads
Full-screen, vertical, ephemeral-style ads between organic Stories on Facebook and Instagram.
Reels Ads
Short-form vertical video ads inserted into the Reels feed, built for sound-on, fast-scroll consumption.
Carousel Ads
Two or more swipeable image/video cards in one ad unit, each with its own link — great for multi-product catalogs.
Collection Ads
A cover image or video with a grid of products underneath, opening into a fast-loading Instant Experience.
Instant Experience (Canvas)
A full-screen, mobile-optimized microsite that opens instantly after a tap, built inside Meta's own tools.
Messenger Ads
Ads placed directly inside the Messenger inbox, or that open a Messenger conversation on click.
Marketplace Ads
Sponsored listings shown alongside organic items in Facebook Marketplace's browsing feed.
Audience Network Ads
Meta-sold ad inventory placed inside third-party apps outside Facebook/Instagram itself.
Lead Ads
An in-platform form pre-filled with the user's Facebook data, capturing leads without leaving the app.
Dynamic Product Ads
Auto-generated retargeting ads pulling the exact products a user viewed or added to cart from your catalog.
Advantage+ Shopping Campaigns
Meta's fully automated, AI-driven campaign type for e-commerce, optimizing creative and placement together.
In-Stream Video Ads
Mid-roll ads inserted into longer Facebook video content, similar in mechanic to YouTube's in-stream ads.
4. TikTok Ads
Full-screen, sound-on, algorithm-native formats built specifically for short-form vertical video.
In-Feed Ads
Standard TikTok ad unit appearing between organic videos in the main For You feed.
TopView
The very first ad a user sees on opening the app — full-screen, sound-on, maximum-impact placement.
Brand Takeover
A full-screen ad shown instantly on app open, once per user per day, before they even reach the feed.
Spark Ads
Boosting an existing organic post (yours or a creator's, with permission) directly as a paid ad — keeps native engagement.
Branded Hashtag Challenge
A sponsored challenge inviting users to create their own videos around a branded hashtag and theme.
Branded Effects
Custom AR filters, stickers or lenses users can apply in their own videos, carrying brand assets natively.
TikTok Shop Ads
Shoppable video and live-stream ads linking directly to product listings inside TikTok's native shopping layer.
Pangle Network Ads
TikTok's off-platform ad network, placing TikTok-style ads inside third-party mobile apps and games.
5. LinkedIn Ads
The default channel for B2B advertising, with targeting built on job title, seniority, industry and company size.
Single Image Sponsored Content
A standard native feed ad combining one image with headline text, shown in the LinkedIn feed.
Video Ads
Native in-feed video, auto-playing sound-off — LinkedIn's equivalent of a Feed video ad.
Carousel Ads
Multiple swipeable cards in one feed unit, each linkable — used heavily for case studies and multi-step stories.
Message Ads (InMail)
A sponsored message delivered directly into a user's LinkedIn inbox, with a single call-to-action button.
Conversation Ads
An interactive InMail with multiple selectable reply paths, like a mini chatbot flow inside the inbox.
Lead Gen Forms
An in-platform form auto-filled with the user's LinkedIn profile data — no landing page required.
Text Ads
Small, low-cost pay-per-click ads shown in the sidebar of LinkedIn's desktop interface.
Dynamic Ads (Follower/Spotlight)
Auto-personalized ads inserting the viewer's own name or photo, used for follower growth or content promotion.
Document Ads
A native feed ad that lets users preview and download a PDF, whitepaper or deck directly in-feed.
6. X (Twitter) Ads
Real-time, conversation-native ad formats built around trending topics and public reply threads.
Promoted Posts
A regular post boosted into more timelines, indistinguishable in format from organic content.
Promoted Accounts
An ad recommending your account itself in the "Who to follow" module, priced per new follower.
Promoted Trends
A sponsored hashtag or topic pinned at the top of the Trending list for a full day.
Video Website Card Ads
A promoted video post with an embedded call-to-action button linking straight to a website.
Amplify Pre-Roll
A short pre-roll video ad running before premium publisher video content on the platform.
Follower Ads
Ads specifically optimized to grow an account's follower count as the primary campaign objective.
7. Snapchat Ads
Full-screen, vertical, AR-forward formats designed for a younger, mobile-native audience.
Single Image/Video Ads
A full-screen vertical ad shown between Stories, swipeable up to a website or app.
Collection Ads
A full-screen ad showcasing four tappable product tiles beneath a hero image or video.
Story Ads
A branded tile in the Discover section opening into a multi-snap mini-story of its own.
Sponsored AR Lenses
A custom augmented-reality lens users can apply to their own selfies, carrying brand elements.
Sponsored Geofilters
Location-based overlay filters available only within a specific venue or geographic area.
Commercials
Non-skippable 6-second video ads inserted into premium, curated Snapchat content.
8. Pinterest Ads
High-intent, discovery-driven ad formats that blend naturally into a visually-led, shopping-minded feed.
Promoted Pins
A standard Pin boosted into more home feeds and search results, visually identical to organic Pins.
Video Pins
Auto-playing video ads that expand to full-screen with sound when tapped.
Carousel Pins
A single ad unit containing multiple swipeable cards, each with its own image and link.
Shopping Ads
Product Pins auto-generated from a catalog feed, showing live price and availability.
Collection Ads
A hero image or video with smaller supporting product images displayed beneath it.
Idea Pins Ads
Promoted multi-page, story-like Pins combining video, images and text in one swipeable format.
9. Reddit Ads
Community-native ad units built to sit inside specific subreddits without breaking the forum's tone.
Promoted Posts
A standard text, image or video post boosted into feeds, styled exactly like an organic Reddit post.
Display Ads
Traditional banner units placed in the sidebar or between posts on desktop and mobile.
Conversation Placement Ads
Ads inserted directly within a post's comment thread, matching the visual style of a reply.
Takeover Ads
Premium, high-visibility placements that dominate a subreddit's top real estate for a fixed period.
10. YouTube & Video Advertising
The largest video ad ecosystem online, from skippable pre-roll to fully shoppable placements.
Skippable In-Stream (TrueView)
A pre/mid-roll video ad viewers can skip after 5 seconds; advertisers only pay on a genuine view.
Non-Skippable In-Stream
A forced 15–20 second video ad that must play in full before or during content.
Bumper Ads
A non-skippable, 6-second-max ad built for fast, unmissable brand recall.
In-Feed Video Ads (Discovery)
A thumbnail-and-text ad shown in search results and the YouTube homepage feed, clicked to watch.
Outstream Ads
Mobile video ads that play on partner websites and apps outside YouTube itself, muted until tapped.
Masthead Ads
A premium, full-width placement at the very top of the YouTube homepage, sold on a reserved basis.
YouTube Shorts Ads
Full-screen vertical ads inserted into the Shorts feed, YouTube's short-form video surface.
Sequence Ads
A planned series of video ads shown to the same viewer in a set order, building a narrative over time.
11. Connected TV & Streaming (CTV/OTT)
TV-quality video ads bought programmatically, delivered through streaming apps rather than broadcast.
Programmatic CTV Ads
Streaming TV ad inventory bought and sold via real-time auction, just like web programmatic display.
Addressable TV Ads
Different ad creative shown to different households watching the exact same broadcast, via smart-TV data.
Platform-Specific CTV Ads
Ad inventory sold directly by streaming platforms like Hulu, Roku, Amazon Fire TV or Samsung TV Plus.
Interactive CTV Ads
Shoppable or QR-enabled TV ads letting a viewer act on a second screen without leaving the show.
Pause Ads
A static ad shown on-screen whenever a viewer pauses their streaming content.
12. Audio Advertising
Ad formats built for ears, not eyes — from music streaming to the booming podcast economy.
Spotify Audio Ads
Short audio spots played between songs to free-tier listeners, targetable by playlist, mood and demographic.
Podcast Host-Read Ads
An ad script read live by the podcast host in their own voice — the highest-trust audio ad format.
Podcast Programmatic Ads
Pre-recorded, dynamically inserted audio ads swapped in based on listener data, at scale across shows.
Streaming Radio Ads
Traditional-style radio spots delivered through platforms like Pandora or iHeartRadio.
Smart Speaker / Alexa Audio Ads
Sponsored audio experiences and skills served through voice assistants and connected speakers.
Sonic Branding Placements
A short, recognizable audio signature (jingle/audio logo) embedded into sponsored audio moments.
13. Retail Media
Ads sold directly by retailers on their own product and search pages — the fastest-growing category in digital advertising.
Amazon Sponsored Products
Cost-per-click ads for individual listings, shown within Amazon search results and product pages.
Amazon Sponsored Brands
A banner-style ad featuring your logo, a custom headline and multiple products, atop search results.
Amazon Sponsored Display
Retargeting and prospecting display ads running both on and off Amazon, using its shopper data.
Amazon DSP
Programmatic buying access to Amazon's audience data across its own sites and the open web.
Walmart Connect Sponsored Products
Walmart's equivalent of Sponsored Products, placed across Walmart.com search and category pages.
Instacart Ads
Sponsored product placements shown to grocery shoppers browsing or searching inside the Instacart app.
Target Roundel
Target's retail media network, offering sponsored search and display placements on Target.com.
Etsy Offsite Ads
Etsy promotes seller listings across Google, Facebook and Instagram, billed only on resulting sales.
14. Native & Content Advertising
Ads designed to match the look, feel and function of the platform they appear on.
In-Feed Native Ads
"You may also like" style recommendation widgets (Outbrain, Taboola) placed at the end of articles.
Sponsored Content / Branded Articles
A full article written and paid for by a brand, published in a publisher's own editorial style and section.
Content Recommendation Widgets
Automated "around the web" link modules blending paid and editorial recommendations together.
Advertorials
Print-style, long-form promotional content formatted to resemble genuine editorial journalism.
Sponsored Newsletter Placements
A dedicated ad block or "brought to you by" slot inside a publisher's or creator's email newsletter.
In-Game Native Ads
Branded billboards, posters or products placed naturally inside a video game's own environment.
15. Affiliate & Influencer Advertising
Performance-based formats where creators and partners are paid on results, not just impressions.
Affiliate Banner Ads
Display ads placed by publishers who earn a commission on resulting clicks or sales via tracked links.
Influencer Sponsored Posts
Paid content created and posted by a creator, disclosed as a paid partnership on their own channel.
Affiliate / Promo Code Marketing
A unique discount code tied to a specific creator or publisher, used to track and reward referrals.
Whitelisted / Boosted Creator Content
A brand runs paid ads directly from a creator's own account, keeping the creator's authentic handle and engagement.
Creator Marketplace Collaborations
Managed brand-creator matching and payment through a platform's own creator marketplace tools.
16. Mobile & In-App Advertising
Ad formats designed specifically for the constraints and opportunities of a mobile app session.
Mobile Interstitial Ads
A full-screen ad shown at natural app transition points, like between game levels.
Rewarded Video Ads
An opt-in video ad that grants the player an in-app reward (currency, extra life) for watching to completion.
Mobile Banner Ads
A small, fixed-position display unit anchored to the top or bottom of an app screen.
Playable Ads
A tiny, interactive mini-demo of a game or app, playable directly inside the ad unit before installing.
Offerwall Ads
A list of app-install or action offers a user can complete in exchange for in-app currency.
App Install / UAC Ads
Ads across multiple networks specifically optimized to drive mobile app downloads and post-install events.
17. Apple Search Ads
The only paid placement inside Apple's own App Store search results.
Apple Search Ads Basic
A simplified, automated bidding option for smaller advertisers, paying only when the app is downloaded.
Apple Search Ads Advanced
Full keyword-level bidding and targeting control across the App Store's search results and Today tab.
18. Email & SMS Advertising
Owned-audience channels that still carry sponsored and promotional ad inventory of their own.
Sponsored Newsletter Ads
A paid placement inside someone else's email newsletter, reaching their opted-in subscriber base.
Promotional Email Campaigns
Direct promotional sends to a brand's own list — technically owned media, but bought as ad inventory when rented.
SMS/MMS Marketing Ads
Promotional text or multimedia messages sent to opted-in phone numbers, often carrying discount codes.
Push Notification Ads
Sponsored or promotional alerts delivered through a browser's or app's native push notification system.
19. DOOH & Out-of-Home Advertising
Physical-world ad formats, increasingly bought and targeted the same way as digital ones.
Programmatic DOOH
Digital billboards and screens bought through real-time auctions, often triggered by weather, time or events.
Transit Ads
Digital or static ads placed on buses, trains, subway platforms and stations.
Place-Based Ads
Screens installed in specific venues — malls, gyms, elevators, waiting rooms — targeting a captive audience.
Cinema Ads
Video ads played before a film in movie theaters, sold on a fixed-slot or programmatic basis.
Static Billboards
Traditional, non-digital outdoor advertising — still sold, planned and measured, just not real-time.
20. Emerging & Other Ad Formats
Formats still finding their footing, but already carrying real ad budgets.
Voice Search / Smart Speaker Ads
Sponsored answers or skill promotions surfaced through voice assistants like Alexa or Google Assistant.
AR/VR Advertising
Branded experiences and placements built for augmented and virtual reality headsets and apps.
Dynamic In-Game Advertising
Real, updatable ad inventory rendered inside a game's world (billboards, screens) rather than pre-baked art.
Metaverse Advertising
Branded spaces, wearables and events placed inside persistent virtual worlds and social platforms.
QR Code Campaigns
A scannable code bridging any physical or video placement directly to a trackable digital landing page.
Programmatic Audio Bidding
Real-time auction buying for audio ad slots across podcasts and streaming, mirroring display RTB.
AI-driven targeting and creative optimization increasingly touch every category on this list — it's the same shift our applied-AI team at Ivoire AI tracks closely.
Frequently asked questions
What is the most common type of online advertising?
Search ads (led by Google Ads) and social feed ads (led by Meta) remain the two largest categories by global ad spend.
What's the difference between programmatic and direct ad buying?
Programmatic buys impressions through automated, real-time auctions; direct buying negotiates a fixed price and placement with a publisher in advance.
What is native advertising?
Any paid placement designed to match the visual style and user experience of the platform it appears on, rather than looking like a traditional ad.
What is retail media?
Advertising sold directly by retailers (Amazon, Walmart, Target…) on their own shopping platforms, using first-party purchase data for targeting.