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Developer Launches PianoGrid, a Free Browser-Based Piano Reference Tool

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A developer has built PianoGrid, a free browser-based tool designed to simplify everyday piano reference tasks. The site allows users to look up chord notes and inversions, explore scale patterns, and view labeled keyboard diagrams without creating an account. Current features include chord and scale references, keyboard-note pages, beginner song references, and a blank sheet-music tool. The platform is intended as a direct reference resource rather than a structured course or social platform. The developer is seeking feedback from piano learners and developers on diagram clarity, practice flow, and future reference pages.

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