Mobile apps
Consumer apps with swipe-first interfaces, smart matching, and interfaces that feel effortless on iOS and Android.
Knox Studios is an independent app development studio crafting polished mobile apps and games for iOS and Android — from swipe-first discovery apps to the Knox Gems game collection and field-tested tools for the trades.
We design, build, and ship every product end to end — sweating the interaction details, performance, and polish that make an app feel genuinely good to use.
Consumer apps with swipe-first interfaces, smart matching, and interfaces that feel effortless on iOS and Android.
The Knox Gems collection — beautifully crafted casino-style and classic card games with a shared in-app currency.
Field-tested tools for the trades and the kitchen — precise, fast, and built around how people actually work.
The Sync suite — private, thoughtful tracking apps for pregnancy, babies, elder care, and the family farm.
A growing catalog of mobile apps — nine available to download today, with seven more apps plus the Knox Gems collection in active development.
Swipe to decide what to eat. A Tinder-style food finder that learns your cravings and matches you with local restaurants.
A beautifully designed daily devotional — an endless, distraction-free stream of scripture to read, highlight, and save.
Your personal baby-name matchmaker. Swipe, filter, and use AI analysis to find the one — without the fight.
Density-aware culinary conversions — cups to grams, ingredient library, and a dark kitchen-ready UI.
Chart-aware daily skies, birth charts, and kind synastry — private, on-device astrology.
Gentle isometric routines for stiff backs — short, calm sessions without HIIT intensity.
Offline fishing forecasts, solunar bite windows, and barometric pressure — built for the water.
A precision bubble level, angle meter, and inclinometer built to be read fast on the job site.
Feet-inch-fraction math the way carpenters actually measure — precision down to the 64th, entered like the tape reads.
"Who is that actor?" answered instantly — the fastest cast and movie lookup app.
Find your next movie or show by swiping — discovery that feels like a match, solo or together.
Job-site coordination for crews and clients, from the studio behind PlumbSync and Fraction Calculator.
Period, pregnancy, sleep, and temperature tracking — with clean PDF exports for your doctor.
Help families care for aging loved ones — medication logs, reminders, and NFC/QR simplicity.
Track everything baby — feeds, sleep, diapers, weight & temp vs. local and global averages.
Farm and kennel management with lineage linking, grouping, and farm-wide synced stats.
Knox Gems is our collection of beautifully crafted card and casino-style games. Earn and spend Gems across every table — entertainment only, never real-money gambling.
Classic 21, refined — tactile cards, satisfying pacing, and Gems on every hand.
Fast, elegant three card poker — Ante, Play, and Pair Plus with a table that feels alive.
The most elegant table game, reimagined with Gems and immaculate motion.
Klondike solitaire, beautifully made — calm, crisp, and endlessly replayable.
Higher or lower? A lightning-fast Gems game of nerve, streaks, and instinct.
Knox Studios is a Valley, Alabama–based app development studio operating under Knox Holdings LLC. We build mobile apps and games end to end — design, engineering, and release — with a focus on products that feel considered and genuinely useful.
From swipe-first consumer apps like BiteMatch and StorkSwipe, to tools like Avoir, FishCast, and BackSpace, to the Knox Gems game collection and the Sync suite still in development, every release is held to the same bar: clean interfaces, real performance, and details that respect the people using them.
Have an app idea, a partnership in mind, or feedback on one of ours? We'd love to hear from you.