You're right—SpyFu and Semrush are strong for Google Ads and SEO, but they fall short when it comes to Amazon, Meta, or display ad creatives. If you're looking to spy on competitors' ads across platforms, here are better options based on your focus:
Best Tools to See Competitor Ads by Platform
1) Facebook / Meta Ads
Meta Ad Library (Free): View all active ads run by any brand on Facebook & Instagram.
BigSpy: Great for tracking ad creatives across Facebook, TikTok, Pinterest, and more.
2) Amazon Ads
Perpetua’s Market Intelligence: Offers detailed insight into Amazon Sponsored Products, keyword rankings, and ad placements.
DataHawk / Helium 10 Adtomic: Track competitor ASINs and keyword strategy, especially within PPC campaigns.
PPC Entourage: Useful for campaign visibility and ad benchmarking within Amazon.
3) Google & YouTube Ads
Adbeat or Moat: Great for display and video ad intel.
SimilarWeb (paid version): Shows traffic sources, top creatives, and landing pages.