The Ads Library

Search every ad running across Facebook, Instagram, TikTok, YouTube, Google, and LinkedIn. Every platform's ads library — unified in one search.

An ads library is a public database where you can see the ads a brand is running on a specific platform. Most major advertising platforms now operate their own ads library as a transparency measure — letting anyone search active ads without needing an account.

The problem: each platform has its own separate ads library with different interfaces, different filters, and different data. Facebook has one. Google has one. TikTok, LinkedIn, and Microsoft each have their own. None of them talk to each other. If you want a complete picture of a competitor's advertising, you'd need to check 6+ separate tools.

AdLibrary.com unifies all of them. One search, every platform, one interface. Plus features none of the individual ads libraries offer: performance data, historical archives, saved collections, and API access.

Facebook & Instagram Ads Library (Meta)

The Meta Ads Library at facebook.com/ads/library is the largest and most well-known. It covers all ads on Facebook, Instagram, Messenger, and the Audience Network. Free, no login. Shows ad creative, copy, start dates, and A/B variations. Political ads include spend ranges and demographics. Major limitation: no performance data for commercial ads, and ads vanish when paused. Full guide →

Google Ads Transparency Center

The Google Ads Library at adstransparency.google.com covers Google Search, Display, YouTube, and Shopping ads. You can search by advertiser name and see all their active ads across Google's network. Shows ad format, last shown date, and geographic targeting. Limitation: no performance data, clunky interface, no way to save or export.

TikTok Ads Library

TikTok's ad transparency tools are split across two products: the TikTok Creative Center (inspiration-focused, showing top-performing ad examples) and the TikTok Commercial Content Library (transparency-focused). The Creative Center is more useful for marketers — it shows trending ads with performance indicators. Limitation: limited search, no historical data, no API for commercial ads.

LinkedIn Ad Library

The LinkedIn Ads Library at linkedin.com/ad-library lets you search ads that have run on LinkedIn. Available to anyone with or without a LinkedIn account. Shows ad creative, advertiser name, and format. EU ads include impressions, targeting details, and date ranges. Ads are kept for 1 year after the last impression. Limitation: no performance data globally, limited filters.

Microsoft Ads Library

Microsoft's ads library at adlibrary.ads.microsoft.com covers ads running on Bing, MSN, and the Microsoft Audience Network. Searchable by advertiser name. Shows ad creative and basic metadata. Limitation: smallest database of the major platforms, limited search functionality, no performance data.

X (Twitter) Ads Transparency Center

X's Ads Transparency Center allows searching ads by advertiser handle. It shows ad creative, targeting information, and billing information for political ads. The tool has been inconsistently maintained since X's ownership change and is less reliable than other platform ads libraries.

Every major platform has its own ads library. But none of them give you the full picture:

• Fragmented data. Facebook shows Facebook ads. Google shows Google ads. TikTok shows TikTok ads. To see a competitor's full strategy, you'd need to search 6+ separate tools with different interfaces, different filters, and different data formats.
• No performance data. Not a single platform ads library shows how well commercial ads perform. No impressions, no clicks, no CTR, no spend. You can see what's running but not what's working.
• No historical archive. Across all platform ads libraries, commercial ads disappear when paused. There's no way to research past campaigns, track creative evolution, or build a permanent reference library.
• No save or export. None of the official platform ads libraries let you save ads, create collections, tag them, share with your team, or export data. Every research session starts from scratch.
• No monitoring. No platform ads library offers alerts when competitors launch new ads. You have to manually check each one.
• No commercial API. Meta's API is limited to political ads (and EU ads). Google, TikTok, LinkedIn, and Microsoft offer no public API for ad data.

AdLibrary.com was built to solve exactly this. One unified ads library that indexes every platform, adds performance signals, preserves history, and lets you actually work with the data.

Whether you use the individual platform ads libraries or a unified tool like AdLibrary.com, here's how top marketers turn ads library data into competitive advantage:

1. Find what's actually working. The #1 limitation of every platform ads library is no performance data. The workaround: ad longevity. Ads running 30-60-90+ days are almost certainly profitable. Sort by oldest active ads to find proven winners. Study their hooks, offers, creative formats, and CTAs to understand what patterns drive results.
2. Map competitor strategy across all platforms. A brand's Facebook ads tell one story. Their TikTok ads tell another. Their Google ads tell a third. Only by seeing all platforms together can you understand their full strategy — which channels they invest in, how they adapt messaging per platform, and where they're testing vs. scaling.
3. Discover market gaps. Search your niche across every ads library. If all competitors run static images on Facebook but nobody runs video on TikTok, that's uncrowded inventory. If nobody targets Germany, that market is open. Gaps in the competitive landscape are where ROI lives.
4. Build a creative swipe file that lasts. Official ads libraries delete ads when paused. On AdLibrary.com, save ads to permanent collections, tag by theme or campaign type, share with your team. Build a living reference library of winning creative that grows with your research.
5. Monitor competitors automatically. Instead of manually checking 6 platform ads libraries daily, set up brand monitoring on AdLibrary.com and get notified when competitors launch new campaigns or change creative strategy.
6. Validate positioning before launch. Before entering a new market or launching a product, search every ads library for how competitors position their offers. Analyze pricing mentions, USPs, social proof, and objection handling across all platforms to find your differentiation angle.
7. Integrate via API. No official platform ads library offers a commercial API. AdLibrary.com provides a REST API to pull ad data from all platforms into your own dashboards, reports, CRM pipelines, or AI agent workflows.

Individual platform ads libraries: one platform each, no performance data, no archive, no collections, no API. Good for a quick peek at active ads on a single platform.

AdLibrary.com: 200M+ ads across 7+ platforms (Facebook, Instagram, TikTok, YouTube, Google, LinkedIn, mobile networks), estimated impressions, full historical archive, team collaboration, saved collections, REST API, and AI-powered creative analysis. The unified ads library for professional competitive intelligence.

5 Mistakes When Using Ads Libraries

1. Only checking one platform. Your competitors run different creative on Facebook, TikTok, YouTube, and Google. Checking only the Meta Ads Library gives you one piece of a multi-platform puzzle.
2. Ignoring ad longevity. Every ads library shows start dates. Long-running ads are winners — use this as your performance proxy since none of the official tools show metrics.
3. No systematic process. Random browsing produces random insights. Set up a recurring workflow: monitor specific competitors, check specific platforms, track changes over time.
4. Not saving what you find. Screenshots in folders get lost. Use a tool with structured collections, tags, and team sharing to build a permanent intelligence archive.
5. Copying instead of learning. Study hook structures, offer framing, and visual patterns across ads libraries. Then create original work for your brand.

Platform Ads Library Guides

• Meta Ads Library Guide — Complete guide to searching Meta's ads library.
• Facebook Ads Library Guide — How to search and analyze Facebook ads.
• Facebook Ad Library — Search Facebook ads directly.
• Instagram Ad Library Guide
• TikTok Ads Library & API
• Google Ads Transparency Center
• YouTube Ads Library
• LinkedIn Ad Library
• Pinterest Ads Library
• Snapchat Ads Library

Competitive Intelligence

• How to Spy on Competitor Ads
• How to Find Winning Ads
• How to Build a Swipe File
• How to Track Competitor Ad Spend
• Competitor Ad Analysis Guide
• How to Use an Ads Library for Research

Compare & Alternatives

• AdLibrary vs Meta Ad Library
• Best Meta Ad Library Alternatives
• Best Facebook Ad Library Alternatives
• Best Ad Spy API
• Ad Intelligence API

Our Ads Library Pages

• Meta Ads Library Guide
• Meta Ad Library Search
• Facebook Ads Library Guide
• Facebook Ad Library Search

Ads Library — Frequently Asked Questions

What is an ads library?

An ads library is a public database where you can see the ads running on a specific advertising platform. Major platforms including Facebook (Meta), Google, TikTok, LinkedIn, and Microsoft each operate their own ads library as a transparency measure. AdLibrary.com unifies all of them into one searchable interface.

Which platforms have an ads library?

Facebook/Instagram (Meta Ads Library), Google (Ads Transparency Center), TikTok (Creative Center + Commercial Content Library), LinkedIn (Ad Library), Microsoft (Ad Library), and X/Twitter (Ads Transparency Center). Each has different data, filters, and limitations. AdLibrary.com searches all of them in one place.

Is the ads library free?

Every official platform ads library is free to use without an account. AdLibrary.com offers a free tier for unified cross-platform search, plus paid plans with advanced features like saved collections, monitoring alerts, API access, and AI creative analysis.

Can I see how well ads are performing?

No official platform ads library shows performance data (impressions, clicks, spend) for commercial ads. The only free proxy is ad longevity — ads running for weeks or months are likely profitable. AdLibrary.com adds estimated impression data and longevity signals to help identify what's actually working.

Do ads disappear from ads libraries?

Yes — in every official platform ads library, commercial ads are removed when the advertiser pauses or stops them. There's no historical archive. Political ads on Meta are kept for 7 years; EU/UK ads are retained for 1 year. AdLibrary.com permanently archives all ads across all platforms.

Can I save ads from an ads library?

No official platform ads library has save, bookmark, or export features. Every research session starts from scratch. AdLibrary.com lets you save ads to collections, tag them, add notes, and share with your team.

How do I search competitor ads across all platforms?

You'd need to visit each platform's ads library separately — or use AdLibrary.com, which searches Facebook, Instagram, TikTok, YouTube, Google, LinkedIn, and mobile networks in one query. Full guide: how to spy on competitor ads.

Is there an ads library API?

No official platform offers a comprehensive commercial ads API. Meta's API is limited to political/EU ads. Google, TikTok, LinkedIn, and Microsoft have no public ad data API. The AdLibrary API provides REST access to commercial ad data across all platforms with simple token authentication.

What is the best ads library for competitor research?

For single-platform research, use the official platform ads library (Meta for Facebook/Instagram, Google for Search/YouTube). For cross-platform competitive intelligence with performance data, historical archives, and team collaboration, AdLibrary.com is the most comprehensive option — covering 200M+ ads across 7+ platforms.

How do I find winning ads in the ads library?

Sort by start date to find long-running ads (longevity = performance). Look for brands running multiple variations of the same ad (signals active testing and investment). Check across multiple platforms for consistent messaging. Full framework: how to find winning ads.

AdLibrary.com — The Unified Ads Library for Every Platform

Facebook Ads Library + Instagram + TikTok + Google + YouTube + LinkedIn + Microsoft + mobile networks. One search. Performance data. Full archive. Saved collections. API access. The only ads library you need.