SyntaxVault

SyntaxVault is the coding reference app built for developers, students, and vibe coders who want answers fast without wading through docs or tutorials.

Whether you're learning your first language or jumping between five of them, SyntaxVault keeps the syntax you need right at your fingertips.

— GLOSSARY —
102 developer terms, clearly defined. From Array to Zero-indexing, each entry includes a plain-English definition and a code example. Filter by category: Basics, OOP, Web, Data, DevOps, Algorithms, AI, and more.

— COMMANDS —
1000s commands across 16 programming languages. Search, filter by category, and tap to see the exact syntax you need. No fluff, no noise.

Languages included: Python, JavaScript, TypeScript, Java, Go, C, C++, C#, PHP, Ruby, Rust, Swift, Kotlin, SQL, Shell, and more.

— SAVED —
Bookmark any term or command and come back to it instantly. Your personal quick-reference list, always one tap away.

— PRO UNLOCK ($3.99, one-time) —
Unlock all commands across every language available in SyntaxVault, plus unlimited bookmarks. No subscription, no ads, no recurring charges. Pay once, own it forever.

Free tier includes: full Glossary access, Python/JavaScript/TypeScript commands, and up to 5 bookmarks.

SyntaxVault is built for offline-first use.