StemSplitPro

AI-powered vocal and instrumental separation for Mac and iOS

A macOS menu bar app that routes system audio to a virtual microphone input for Zoom, Google Meet, Discord, and more.

A web app that generates meeting icebreaker questions with a weirdness dial from 1 to 10. From perfectly professional to completely unhinged.

A tip calculator for iPhone. Split the bill by what you ordered, divide it evenly, or just calculate a quick tip.

A lightweight menu bar app for macOS that plays white noise, pink noise, brown noise, and ambient sounds to help you focus or sleep.

See exactly which process is preventing your external drive from ejecting and quit it with one click.

NetUtil is a native macOS app replacing Apple's discontinued Network Utility. Ping, traceroute, DNS lookup, port scan, and more—all privacy-focused.

An ad, tracker, and annoyance blocker for Safari on iPhone and iPad. More than 200,000 rules updated over the air, system-wide blocking in every app, and on-device AI that learns the ads that slip through.

Learn Spanish by reading real stories. 296 leveled readers from A1 to C2, real classics, and tap-to-translate on every word and sentence. Free to start, Premium from $5.99/month.

An iPhone app that extracts just the audio from any video. On-device, no watermark, no subscription. Drop in a video and get a clean audio file out in seconds.

AI photo upscaling for Mac, running entirely on-device via Apple's MLX framework.

An iMessage sticker pack of 25 clay-style woodland mushrooms. Scholars, musicians, explorers, and a hugging pair of oysters.

A ringtone maker for iPhone. Trim any song, isolate vocals or instruments with on-device stem separation, and set it as your ringtone without a Mac.

A migraine and headache tracker for iPhone. Log an attack in one tap, then add the details later. On-device AI insights and weather correlation, with a $0.99 unlock.

An offline-first hiking calorie and BMR tracker for Android. No GPS drain, no internet permission, and nothing leaves your phone.

Conjugate any of 9,732 Spanish verbs. Every mood and tense, on-device example sentences, and typed conjugation practice. A one-time $7.99 purchase.

Export your contacts to clean, print-ready PDFs on iPhone, iPad, and Mac. Multiple layouts, fully on-device, no subscription. Free to try.

An iMessage sticker pack of 24 clay-style ghosts working in a library. Books, reshelving carts, round glasses, and shushing.

An iMessage sticker pack of 40 clay-style red pandas celebrating the summer solstice. Sunflowers, watermelon, paper lanterns, and woven sun hats.

An iMessage sticker pack of 28 clay-style medieval knights whose weapons, armor, and entire worldview are made of croissants.

An iMessage sticker pack of 38 clay-style cats in 1980s skate gear. Neon colors, checkered boards, and a lot of attitude.

An iMessage sticker pack of 41 clay-style frogs in various states of tiredness. In bed, on mushrooms, in armchairs, in boots.

An iMessage sticker pack of 32 clay-style cats in a cottage-core gardening aesthetic. Floral aprons, straw hats, rose bushes, and one cat scarecrow.

A menu bar to-do tracker for macOS. Natural-language due dates, global hotkey, iCloud sync. One-time $9.99.

Learn two Spanish words a day. Native pronunciation, flashcard practice, and a home screen widget. Free, no ads.

An iMessage sticker pack of 24 clay-style pygmy goats in ghost costumes. Trick-or-treat buckets, witch hats, candles, and tiny hooves.

An iMessage sticker pack of 24 friendly clay-style ghosts in sweaters, with mugs, books, and other small comforts.

An iMessage sticker pack of 24 wistful, clay-style otters for the days when words are hard.

A free AI sticker maker that runs in your browser. Type a prompt, get four unique clay-style stickers in seconds.

Port intelligence for macOS. See every open port, which app owns it, and shut it down from one window.

A VDOT training calculator for iPhone. Training zones, race prediction, pace solving, and split planning in one app.

AI-generated product names with real-time domain availability. Describe your idea, get names that are actually available.

A privacy-first iOS habit tracker built around honest progress. No streaks, no subscriptions.

Privacy-first text expansion for Mac. One-time purchase, full TextExpander import, no cloud required.

AI-powered 5/3/1 strength training app for iPhone and iPad. Every set calculated, accessories prescribed.