iOS Startups

Yottio was a mobile-first broadcast television platform that enabled mass video participation with moderation and HD broadcast-quality output. The company achieved $200k in revenue over two years and received a $20M acquisition offer, but ultimately failed due to inability to close new customers quickly enough, insufficient capital for physical demos, and unexpected co-founder liabilities that consumed 40% of revenue.

Swipes was a productivity task management app that achieved significant early success with 500,000+ users and multiple awards, including first place at the Evernote Platform Award. However, after 6 years of operation, the founders failed to achieve sustainable product-market fit or a viable business model, ultimately shutting down in June 2019 due to founder burnout and resource exhaustion.

SimpleLogin is an open-source email alias service that protects user privacy by allowing them to create different email identities for each website. Founded by Son NK after being inspired by Edward Snowden's documentary, the bootstrapped SaaS grew organically through content marketing and endorsements from privacy influencers to reach $3,000 MRR with approximately 1,000 subscribers.

Siempo was a public benefit corporation that built a humane smartphone interface to combat digital addiction and promote mental wellbeing. Despite raising $1.1M over four years, securing significant PR coverage (TechCrunch, broadcast TV, awards), and launching a well-received Beta in March 2018, the company failed to achieve product-market fit and dissolved in 2020. Key challenges included platform limitations on iOS, inability to fundraise effectively despite cultural momentum around digital wellness, and insufficient product validation.

Scalefusion is a mobile device management platform helping SMBs configure and secure employee devices without IT expertise. After 3 failed startup attempts, founder Harishanker Kannan leveraged his kiosk technology experience to build a simple, affordable solution that grew organically to $400k/month through SEO and customer support excellence.

Pathways is a pain-therapy app founded by Sandip Sekhon after he cured his own chronic repetitive strain injury using evidence-based mind-body techniques. Starting at $5k/month MRR through freemium subscription, the app uses a natural approach to help chronic pain patients, backed by a money-back guarantee. Growth came initially through Facebook ads, with organic app subscriber growth and recently an in-depth blog strategy beginning to drive meaningful traffic.

Habitify is a multi-platform habit tracker app that grew from $0 revenue in its first 6 months to $21K/month with 1M downloads. After struggling initially with no sales, the app gained traction through a Product Hunt launch, followed by an Apple App Store feature that drove exponential growth. The team discovered that content marketing and affiliate marketing provided sustainable, long-term growth with superior customer lifetime value compared to paid advertising.

Bluetik.io is a cold and warm email follow-up SaaS tool built by Mike Taber, a former co-host of Startup for the Rest of Us. After nearly a year of working behind the scenes on a potential partnership with a complementary field sales CRM product, Mike is now exploring a 3-4 month trial partnership that could lead to merger, tight integration, or a "done for you" service offering Bluetik to the CRM's existing customer base. The company operates on a $50-$500/month subscription model and is currently evaluating an AppSumo deal while managing recurring annual Google security audits.

Presence is a data and engagement platform for college student affairs, founded by Reuben Pressman in late 2012 and launched in May 2014. The company started with a simple MVP—swiping student IDs at events to collect participation data—and grew to serve over 110 institutions across 35+ states and multiple countries by achieving strong word-of-mouth traction. With 22 employees, just under $2M in funding raised, and a mission-driven culture hiring education professionals, Presence demonstrates how deep domain expertise, customer obsession, and a focus on solving real problems can drive sustainable growth even from outside major tech hubs.

Cuddli was a dating app designed specifically for geeks that grew to 100,000 users through earned media and in-person community engagement at geek events. Despite achieving category leadership and strong product-market fit, the startup failed to find a sustainable monetization strategy and ran out of personal runway after four years of bootstrapped operations. The founders ultimately shut down rather than compromise their values by selling to unethical acquirers.

Cesar Kuriyama created One Second Every Day, a video journaling app, after taking a year off work inspired by a Stefan Sagmeister TED talk on sabbaticals. He pitched his mockup at a TED audition and gave a main-stage TED talk that went viral (2M+ views), validating the idea before building. He raised $20K through a record-breaking Kickstarter campaign (11,281 backers) and launched the app in January 2013, achieving 50,000 downloads on day one through organic word-of-mouth and the free 24-hour launch window.

Stockalarm is a mobile and web app that sends real-time alerts to traders when their watched stocks hit specified prices, eliminating the need for constant manual monitoring. Yahya Bakur joined the project in early 2019 when it had under $100 MRR, and through a combination of rapid feature development, community engagement, and strong SEO optimization, grew it to $20K MRR by 2024. Yahya quit his $250K/year Amazon job to go full-time on the product, which now has 170K newsletter subscribers and a 4.8-star rating with 6,000 app store reviews.

The League is a curated dating app for ambitious professionals that launched in November 2014 with 419 users from Amanda's Stanford and professional networks. By the time of this interview (2020), the app had grown to over 100,000 daily active users across 70 cities globally, achieved profitability by end of 2019, and Amanda had recently gotten engaged to someone she met on the app itself.

Clubhouse is an audio-based social app in beta that exploded in popularity among Silicon Valley tech executives and VCs in early 2021. The app allows users to join audio rooms and either speak on stage or listen as audience members, creating a real-time conversation experience. Despite rapid viral adoption among tech elites, the founders expressed skepticism about its long-term viability as a business, comparing it to similar failed apps like Blab and HQ Trivia.

Inward is a breathwork app built by Robbie Bent, a former crypto investor and Ethereum community organizer who pivoted to wellness after making significant wealth in crypto. The app modernizes ancient breathwork techniques with guided sessions and music, designed to scale the in-person facilitated experiences that were booking out his Canadian garage 24/7. Early traction shows strong adoption with daily active users, positioning breathwork as the next major mental fitness category alongside SoulCycle and hot yoga.

Bugfender is a remote mobile app logging and debugging tool that started as an internal tool at Mobile Jazz consulting agency in 2015. The bootstrapped SaaS grew organically over 4 years to €9,100/month MRR across 165 paying customers by leveraging content marketing and SEO, ranking on the first page of Google for key developer-focused keywords. The team of 9 (mostly part-time across Europe) reached near break-even without external investment, proving a niche B2D product can succeed through organic growth and direct customer engagement.

Sulamon Ali founded Tiny Co in 2009 to create mobile games for the newly launched iPhone App Store. Their first game, Tap Resort, generated $500-600K in revenue in its first month through a partnership with mobile ad network Tapjoy. After raising $18M from Andreessen Horowitz (with Mark Andreessen joining the board), they scaled to $20M revenue in year one and $40M in year two, but hit a wall when Japanese mobile gaming competitors drove customer acquisition costs from $1 to $9, destroying their unit economics and leading to significant monthly losses.

Cal AI is an AI-powered calorie tracking app built by 18-year-old Zach Yedegar and three co-founders. Launched in May 2024, it generates approximately $24M in annualized revenue (with $2M in the most recent month), making it one of the fastest-growing consumer apps. The team grew through strategic paid influencer partnerships on Instagram and TikTok, achieving 90% AI accuracy on nutritional scanning while bootstrapping the entire operation with capital from Zach's previous venture.

Mixpanel, founded in 2009, started as a product analytics solution for mobile and web teams. After explosive early growth fueled by a proprietary event database (Arbor), the company expanded into adjacent categories like messaging and data infrastructure. By 2018, facing 40% revenue churn and under-investment in core analytics features, leadership made a strategic pivot to focus exclusively on the core analytics product. Through rapid feature development (100+ features shipped in one year) combined with design-led architectural improvements, Mixpanel increased retention from 60% to 90% and NPS from 16 to 50 by 2021-2022.

Anchor was a podcast hosting and creation platform founded by Mike McNamara and Nir Zicherman that evolved from a voice messaging app (Anchor 1.0) to a podcasting tool (Anchor 2.0) and finally to a distribution-focused platform (Anchor 3.0). Acquired by Spotify, Anchor now powers over 75% of all new podcasts created globally by making podcast creation and distribution frictionless. The company's success came from relentless focus on reducing friction for creators, willingness to pivot when data and intuition aligned, and an unscalable but effective early strategy of using interns to manually submit podcasts to Apple Podcasts.