Defog is an iOS app that helps people with persistent brain fog figure out what's behind it. Users do a quick daily check-in (sleep, meals, caffeine, stress, screen time, exercise, hydration, supplements), the app detects patterns, suggests small experiments, and delivers a Weekly and Monthly Insight Report. Native SwiftUI, RevenueCat subscriptions (yearly with 7-day trial, quarterly, monthly), hard paywall, custom brand identity.

LidShutter is a lightweight native macOS utility that makes opening and closing your MacBook more satisfying by playing customizable sounds when you move the lid. It features 22 original sounds, optional trackpad vibration, offline functionality, and a privacy-first design with no accounts or tracking. Built with Swift and SwiftUI, LidShutter is a simple, polished product for Mac users who enjoy personalization and delightful details.

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Volume Booster helps you make quiet videos and audio files louder directly on your iPhone or iPad. | About 3,000 downloads a month from App Store search. We have never spent money on ads. | No servers, no backend and no monthly costs. Everything runs on the device. | Fully localized in 32 languages, with prices set per country. | Downloads come from App Store search ORGANIC. No ads