A.4.One > Developer tools, one app
Small utilities that speed up daily dev work
A.4.One > Developer tools, one app launched on December 31, 2025 with 5 votes, #2,550 of 11,628 launches that month.
What it does
All.4.One combines a note editor, code editor, and pin system in one macOS app. Features 4 independent note spaces, code formatting/minification (7 languages), HTML preview, dynamic variables (IP, dates). All in one unified experience for developers.
Download A.4.One by Jorge Del Rio on the App Store. See screenshots, ratings and reviews, user tips and more games like A.4.One.
Developer Tools Developer Jorge Del Rio Language EN English Size 1.4 MB Mac quick note, text editor, note workspace, clipboard manager, text snippets, prompt editor, AI prompts, writing assistant All.4.One is a lightweight macOS quick note app designed for anyone who works with text—writers, prompt engineers, students, professionals, and creators who need a fast, focused workspace to draft, refine, and organize content before moving it elsewhere. The app provides four dedicated workspaces in one clean interface with configurable light and dark themes and selectable high-contrast neon accents, optimized for extended writing sessions. At its core, All.4.One includes a main note editor for…from apps.apple.com
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