The 25-Year-Old App Designer Who Got 250 Million Downloads

Brett MalinowskiAbout 7 min readMar 26, 2025Watch original
THE SUMMARYAI-generated

Key Concepts

  • Organic virality
  • Viral loop
  • Friend graph
  • App design psychology (color theory, button placement, onboarding)
  • Mobile app development (iOS, Android, Swift, React Native)
  • Consumer crypto trading
  • Social trading
  • Bootstrapping
  • App Store Optimization (ASO)
  • User Acquisition (UA)

NGL: From Idea to 250 Million Downloads

Overview

The speaker, Hunter J. Isacson, a 25-year-old app designer and entrepreneur, discusses the success of his anonymous Q&A app, NGL, which achieved over 250 million downloads with zero marketing spend. He details the app's functionality, its viral growth strategy, and the challenges faced during its rapid expansion.

NGL Functionality

  • Anonymous Q&A: Users post a link on Instagram or other platforms, allowing followers to send anonymous messages.
  • Public Replies: Received messages are viewed in the app, and users can reply publicly on their Instagram stories.
  • Premium Features: Offers premium features like hints to identify message senders.

The Genesis of NGL

  • Eighth App Attempt: NGL was Isacson's eighth app. Previous attempts included "Leader" (Gen Z Foursquare) and "Zoom University" (college double dating app).
  • Instagram Link Feature: The idea was sparked by Instagram's decision to allow all users to post links in their stories.
  • Initial Slow Start: The app saw little traction for the first six months after launch.

The Viral Growth Strategy

  • Influencer Experiment: A paid influencer in Australia led to initial traction in New Zealand.
  • Android App Development: Recognizing a strong Android presence in the initial growth area, an Android version was quickly developed in three weeks.
  • TikTok Push: A few TikTok videos, one of which went viral, triggered exponential growth.
  • Viral Loop Design: The app's design inherently encouraged sharing. Seeing friends use NGL created social validation, leading to more downloads and link sharing.
  • Friend Graph Permeation: The app's success depended on activating a critical mass within a "friend graph" (the network of people one knows).
  • Onboarding Simplicity: The onboarding process was streamlined to a single step: entering an Instagram username.

The Android Advantage

  • Wider Reach: Android's affordability made it more prevalent in many countries, expanding the app's potential user base.
  • School-by-School Adoption: The app often gained traction within entire schools, driven by peer influence.

Viral Loop Mechanics

  • Friend's Story: The first experience with NGL is usually seeing a friend post it, creating social proof.
  • Easy Messaging: Users can easily send anonymous messages via the link.
  • "Get More Messages" Button: A prominent button encourages users to post their own NGL link.

Onboarding Process

  • Download App: Users download the app from the app store.
  • Enter Instagram Username: No login, authentication, or phone number required.
  • Copy and Share Link: The app provides a link to copy and paste into an Instagram story.
  • Receive and Reply: Messages are received in the app, and replies are shared to the user's story.

Monetization Strategy

  • Subscription Model: A weekly subscription provides access to premium features.
  • Dynamic Pricing: Pricing is adjusted based on the GDP of each country to ensure accessibility.
  • Premium Features: Includes hints to identify message senders (location, phone type) and link viewers.

Challenges of Viral Growth

  • Scaling Issues: Rapid growth caused software providers to shut down services due to high API usage.
  • Financial Strain: Delayed payouts from Apple created cash flow problems, requiring the founders to take out a loan.
  • Unexpected Requests: Dealing with unusual requests and inquiries from international authorities.

App Store Optimization

  • Meritocracy: The App Store is described as a "pure meritocracy" where the best apps rise to the top.
  • Readiness: Apps should be fully functional before submission to avoid lengthy review processes.

App Development Process

  • Idea to Launch: The development time for NGL was approximately 3-4 weeks.
  • Design First: The process starts with design in Figma, focusing on the viral loop and user flow.
  • Engineering: Engineers scope the project, break it into tasks, and build the app module by module.
  • Quality Assurance (QA): Rigorous testing is conducted to identify and fix bugs before launch.

Psychological Principles in App Design

  • One Central Action: Each page should have a single, clear action to avoid user confusion.
  • Obvious Buttons: Prominent, visually engaging buttons (e.g., pulsing, wiggling) encourage user interaction.
  • Social Proof: Design elements should convey social acceptability and encourage sharing.
  • Intuitive Design: The app should function as users expect it to, creating a sense of satisfaction.
  • Managing Expectations: Use loading screens and anticipation moments to prime users for the next step.

Color Theory

  • Red and Orange: NGL's color scheme (red, orange, yellow) was chosen to complement Instagram's colors and leverage the attention-grabbing nature of red.

Naming

  • Cultural Relevance: The name "NGL" (Not Gonna Lie) was chosen for its cultural relevance and immediate understanding among the target demographic.

Bags: A Consumer Crypto Trading App

Overview

Isacson discusses his current project, Bags, a consumer crypto trading app designed to be accessible and social.

Bags Functionality

  • Easy Onboarding: Sign-up in seconds with email or OAuth providers.
  • Simple Funding: Fund wallets with Apple Pay.
  • Quick Trading: Buy memecoins within 60 seconds.
  • Social Trading: Follow friends and view their trades.
  • Leaderboards: Track top traders and P&L.
  • Group Chats: Create and join trading groups.
  • Embedded Wallet: Bags serves as the user's primary wallet.

The Vision for Bags

  • Mobile-First Crypto: Believes the future of crypto trading is on mobile devices.
  • Social Integration: Aims to make crypto trading more social and accessible.
  • Simplified Experience: Removes the complexities of traditional crypto exchanges.

Viral Mechanics

  • Referral Links: Users earn a percentage of fees from those who sign up through their referral links.
  • UGC Marketing: Plans to leverage user-generated content to promote the app.

Key Data Points

  • High Retention: Users who fund their accounts exhibit high retention and session times.
  • Registered Profiles: Over 300,000 registered profiles.

Technology Stack

  • DEX: Operates as a decentralized exchange.
  • Solana: Built on the Solana blockchain for speed and low transaction costs.
  • React Native: Cross-platform development for iOS and Android.

Monetization

  • Transaction Fees: Charges a 1% fee on buys and sells.
  • Fee Distribution: A majority of the fees are redistributed to active traders and those who attract new users.

Marketing Strategy

  • Target Audience: Focuses on attracting individuals interested in finance and crypto.
  • UGC and Video Content: Leverages user-generated content and videos to showcase the app's benefits.

Future Plans

  • Chain Expansion: Add support for more blockchains.
  • Feature Development: Continue to build out the app's features and functionality.
  • Consumer Focus: Remain focused on creating a user-friendly and accessible crypto trading experience.

Perspective on Crypto

  • Consumer Crypto Apps: Believes there will be more consumer-focused crypto apps in the future.
  • ICOs vs. IPOs: Thinks ICOs could potentially replace IPOs for modern tech companies.

General Insights and Advice

Key Success Factors

  • Obsession: Be obsessed with the product and the problem it solves.
  • Tenacity: Develop a high level of tenacity and perseverance.
  • Early Start: Start building and experimenting as early as possible.
  • Continuous Learning: Stay curious and seek out unique information.
  • Manifestation: Use the power of the mind to project and create the desired reality.

Influences

  • Steve Jobs: Admired for his product-focused philosophy.
  • Brian Chesky: Inspired by his design-centric approach to leadership.
  • Evan Spiegel: Another design CEO who prioritizes product and user experience.

Recommended Books

  • Reality Transurfing: For spirituality and understanding reality creation.
  • Elon Musk Biography: For business insights and tenacity.
  • The Secret: For meditation, mindfulness, and manifestation.

Final Advice

  • Just Start: Don't be afraid to start building and experimenting, even if you don't have all the answers.
  • Embrace Failure: Failure is a necessary part of the learning process.
  • Be Unique: Don't just copy what others are doing; develop your own unique perspective.

Synthesis/Conclusion

Hunter J. Isacson's success stems from a combination of technical skill, psychological insight, and a relentless focus on creating viral, user-friendly products. His journey highlights the importance of understanding user behavior, designing intuitive experiences, and adapting quickly to market trends. His current venture, Bags, represents a long-term bet on the future of consumer crypto trading, built on the principles of accessibility, social integration, and continuous innovation.

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