A3 turns any product into ready-to-post Instagram and Facebook ads using AI. Pick a product, choose a format, and get a photorealistic ad with AI-written captions, hashtags, and a CTA in under 60 seconds. 9 formats: IG Feed, Stories, Reels, Square, FB Feed, and Carousel. Customize scene, mood, and style for different looks from the same product. Supports 10 languages. Start free with 5 ads/month, no credit card needed.