Lenny's Newsletter

byLenny Rachitsky

Lenny Rachitsky on product and growth — deeply researched pieces drawing on operators at the companies that got it right.

Lenny RachitskyWeekly1.2M+ subscribersSubstack
Navid MoazzezCurated by Navid Moazzez·Updated Sept 29, 2026·1 min read·

Lenny's Newsletter has become the standard reference for product people. Each piece goes deep on a question — pricing, growth loops, hiring, career progression — usually built on interviews with people who have solved it at scale.

Rachitsky was a product lead at Airbnb, and the network that gives him access to is a large part of why the research is as good as it is.

One of the few newsletters where the paid tier is straightforwardly worth it if product is your job.

Lenny’s Newsletter is a very popular marketing newsletter with over 1 million readers that covers product growth, startup advice, and business strategy. Lenny Rachitsky shares insights from top operators, breaking down how successful companies grow, build great products, and scale efficiently.

Product managers, startup founders, and marketers interested in scaling products and businesses.

It provides exclusive insights from industry leaders on product-led growth, retention, and business strategy, backed by real-world case studies.

Navid Moazzez

AI business strategist

Navid Moazzez helps creators and founders master AI and build their own AI Operating System (AI OS) to automate their business and life.

Navid.me is reader-supported. When you buy through links on this site, I may earn an affiliate commission. Read the affiliate disclaimer.

More tech newsletters

Navid Insider logo

Navid Insider

Navid Moazzez

Navid Moazzez on the AI OS, discipline and health, written for people building something of their own.

WeeklyFree
BusinessSelf-help
The Neuron logo

The Neuron

NENoah Edelman

Daily AI news and insights delivered in a fun, digestible format. One of the fastest-growing AI newsletters.

DailyFree
AITech

AI Breakfast

AI research and industry news, covered in more depth than the daily roundups manage.

Three times a weekFree
AIBusiness
Behind the Craft newsletter by Peter Yang

Behind the Craft

Peter Yang

Practical AI tutorials and interviews for busy people, from a product leader who left the job to write full time.

WeeklyFree
BusinessAI

Benedict's Newsletter

BEBenedict Evans

Weekly analysis of the structural shifts in tech, not the daily news cycle.

WeeklyFree
Tech

BiggerPockets

BiggerPockets

Property investing strategy, deal analysis and market data from the largest real estate community online.

WeeklyFree
Real estateFinance

Billion Dollar Principles

Tom Bilyeu

The mindset shifts and systems behind scaling a consumer brand to a billion-dollar exit.

Free
BusinessSelf-help

Brain Food

SPShane Parrish

Mental models and decision-making frameworks, drawn from history, philosophy and cognitive science.

WeeklyFree
Self-helpBusiness
Contrarian Thinking logo

Contrarian Thinking

Codie Sanchez

Buying boring businesses as a path to wealth, argued against the conventional advice.

WeeklyFree
BusinessFinance

Creative Hive

MPMei Pak

Marketing for handmade and product businesses, from someone running one.

WeeklyFree
BusinessMarketing
Creator Science logo

Creator Science

JCJay Clouse

Documented experiments on what actually works in the creator business.

WeeklyFree
Creator economyMarketing

Curiosity Chronicle

Sahil Bloom

Big ideas on growth, wealth and decision-making, broken into usable pieces.

WeeklyFree
Self-helpBusiness
Free AI newsletter

The most actionable AI newsletter for founders

Every week, get proven AI strategies, curated tools, and step-by-step systems to grow your audience, create better content, and build a profitable creator business.

No fluff, no filler, no BS. Just five minutes each week that might level up your online business and life.

P.S. Sign up now to get free access to my ultimate AI tools guide for creators.

Loved by 10,000+ readers
Loved by 10,000+ readers