DeltaPad - Dev Tools

NEW: Now with 20 tools! Text Case, Password Generator, Markdown Preview, YAML Converter & more. All tools under 100ms. One-time PRO unlock — no subscriptions.

Paste. Tap. Done.

DeltaPad puts 20 essential developer tools in your pocket — from JSON formatting to regex testing, password generation to markdown preview. Every tool produces results in under 100ms. No server. No account. No waiting.

11 FREE TOOLS • JSON Formatter & Validator — syntax highlighting + tree view • Base64 Encode/Decode — URL-safe variant, auto-detect • URL Encode/Decode — component breakdown, query params • UUID Generator — bulk mode, format options, history • Timestamp Converter — Unix ↔ human-readable, timezone picker • Text Case Converter — camelCase, snake_case, UPPER + 6 more • Number Base Converter — DEC/HEX/BIN/OCT with prefix auto-detect • Lorem Ipsum Generator — 3 styles, paragraphs/sentences/words • String Escape/Unescape — JSON, XML, HTML, URL, CSV, regex • Byte Counter — UTF-8/UTF-16 sizes, per-character breakdown • Unix Permissions — symbolic ↔ numeric with interactive toggles

9 PRO TOOLS (one-time purchase) • JWT Decoder — color-coded header/payload/signature, expiry countdown • Regex Tester — live highlighting, capture groups, timeout protection • Hash Generator — MD5, SHA-1, SHA-256, SHA-512 simultaneously • Color Converter — HEX/RGB/HSL with SwiftUI, UIKit & CSS output • Diff Viewer — line-level and character-level highlighting • YAML ↔ JSON Converter — bidirectional with boolean coercion warnings • Password Generator — cryptographically secure, presets, entropy display • HMAC Generator — MD5/SHA1/SHA256/SHA512 with key encoding options • Markdown Preview — live split view, GitHub Flavored, HTML export

DESIGNED FOR YOUR WORKFLOW • Clipboard Intelligence — auto-detects JSON, JWT, Base64, URL, YAML & more • Share Extension — share from any app, auto-routes to the right tool • Home Screen & Lock Screen Widgets — UUID, timestamp, quick tools • Deep Links — deltapad://tool/json?input=... for automation • iPad sidebar navigation with full keyboard shortcuts • State preservation — switch tools without losing input

BUILT DIFFERENT • 100% offline — no data leaves your device • Sub-100ms response on every tool • Dark mode Tron Grid design • VoiceOver, Dynamic Type, Reduce Motion • One-time PRO purchase — no subscriptions, no ads

Built by developers, for developers.