... both audiences are mostly US-based, resp. 64% for TLDR and 53% for Product Hunt. Product Hunt has a significant proportion of founders (19%) and subscribers are more likely to work in early-stage companies under 100 people (59% vs. 29% for TLDR).  Higher open rates on TLDR, cost-effective on Product Hunt TLDR reports a 44% open rate (OR) Product Hunt: 41% OR  Looking at the ad opportunities, TLDR offers 3 different placements. The primary placement ... ... newsletter includes a logo, 3 URLs, and up to 100 words. Pricing ranges from $6K to $24K per sent, i.e. $7-$26 cost per mille