Typeproof is a Markdown reader and editor for iPhone and iPad, built for people who care how text looks. Print-level fidelity — Knuth–Plass paragraph breaking, publication-grade CJK typesetting with kinsoku rules, and real LaTeX math where inline formulas share the text baseline. Edit the source right where you read, save, preview instantly. Export to PDF & PNG with layout preserved. $3.99 one-time, no subscriptions, no accounts, everything on-device. https://muyxai.com/typeproof/typ...