OneOctave – Play-Along Piano is now on the App Store
OneOctave is live — cover as few as 3 keys and the app performs every other note, so even hard pieces are playable on day one. Falling notes show what to play, with Listen, Play, and Learn modes. Import any MIDI or build your own in the editor. Fully offline, no account.
Pick-to-Draw 1.2 adds one-tap background removal for reference photos (iPhone & iPad, iOS 17+) — so your palette and linework focus on the subject, not the background — plus a new "White background" option when saving and Simplified Chinese localization.
Yuchang is live — a private, on-device academic-English helper. Read equations aloud in natural English, fix rough grammar and word choice, and find the right phrases for talks and papers. AI runs on Apple Intelligence — no account, works offline.
TXToCHART 1.2.0 — Quadrant Chart & Simplified Chinese
TXToCHART 1.2.0 adds a new Quadrant Chart for plotting items across two axes — great for growth-share and priority matrices — plus Simplified Chinese localization, easier photo scanning with a top-mounted crop toolbar, and reliable UTF-8 import/export fixes.
Nonogram Drag Community — browse & share custom puzzles
The Nonogram Drag Community site is live. Browse, play, and share custom puzzles made by the community, then bring any of them into the app with a share code — no account needed.
Nonogram Drag 1.1 — two new Mega Mosaic packs & Chinese support
Nonogram Drag 1.1 adds two new Mega Mosaic packs — Animals and World & Machines (10 new multi-panel puzzles) — plus Simplified and Traditional Chinese for six languages, build-your-own Mega Mosaics in the custom editor, daily streak reminders, and clearer color-blind letter labels.
Pick-to-Pixel 1.2 adds one-tap background removal (iOS only) — strip the background from any photo with Apple's Vision framework for cleaner palettes — plus a new Max colors slider (8–64) to control exactly how many colors are pulled from your photo.
Voyaero 1.2 lets you fly by hand — steer your plane in real time with a heading pad. Adds 8 new airports (Barcelona, Vienna, Mumbai, Guangzhou, Denver, Boston, Cape Town, Perth), an optional fog-of-war exploration mode, custom plane liveries from the Hangar, a guided tutorial, and haptic feedback.
AnimSqueeze is now on the App Store — Animated Sticker & Emoji Maker
AnimSqueeze 1.0 is live! Make animated stickers, emoji, and emotes — or shrink any GIF, WebP, or APNG to a target size. Automatic background removal on every frame, all on device. No uploads, no accounts, no watermark.
Memoself 1.2 brings Apple Intelligence summaries — on iPhone 15 Pro / iPhone 16 (or later), iPad with M1 or later, and Mac with Apple Silicon, summarize notes with Apple's built-in on-device model (Apple Intelligence required). Fully private. Also fixes AI summaries occasionally replying in the wrong language.
Android users — Voyaero (Charter Air Sim) and Pick-to-Pixel (Photo → Pixel Art) are now live on the Google Play Store. Same offline-first apps, now on more devices.
Voyanaut is now on the App Store — Cargo Ship Simulation
Voyanaut is officially released! Command one ship from a humble sloop to a diesel ship across 69 world ports. Read the trade winds, plan voyages, and build your shipping line.
Pick-to-Pixel 1.1 — new outline modes, multi-frame JSON & more
Pick-to-Pixel 1.1 adds Sharp and Lines (XDoG) outline modes for cleaner edges and a line-art look, multi-frame JSON export, bulk hex color import, and raises the project cap from 50 to 100.
Sketudio is now on the App Store — Animated Comic Maker
Sketudio is officially released! Turn your drawings into playable animated comics — add motion, sound, speech bubbles, and voice, then share a single self-contained file anyone can open in a browser.
Pick-to-Draw 1.1 — Traditional Chinese, list view & more
Pick-to-Draw 1.1 adds Traditional Chinese (繁體中文), a grid/list view toggle for projects, an option to save the reference image with your artwork, and a fix for the custom color picker's RGB fields.
Preview HTML projects bundled in ZIP files directly in your browser. 100% private, in-memory processing — no uploads, no servers. Try our first free web tool.
Pick-to-Pixel is here — turn photos into pixel art
Pick-to-Pixel 1.0 is now available on the App Store. Convert any photo into editable pixel art with smart palette extraction, a full pixel editor, and multi-frame animation. Localized in 11 languages from day one.
TXToCHART 1.1.0 adds Grouped Bar Charts for side-by-side series comparison, Traditional Chinese localization, improved OCR accuracy for table scans, and localized export dialogs.