DeltaPad - Dev Tools

20 Dev Tools. One App.

Free · In-App Purchases · Designed for iPad. Not verified for macOS.

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.

Ratings & Reviews

  • This app has not received enough ratings or reviews to display an overview.

DeltaPad 2.0 — The Big Expansion 10 brand new tools. DeltaPad now packs 20 developer essentials. NEW FREE TOOLS: • Text Case Converter — camelCase, snake_case, Title Case + 6 more • Number Base Converter — DEC, HEX, BIN, OCT with auto-detect • Lorem Ipsum Generator — 3 styles × 3 unit types • String Escape/Unescape — JSON, XML, HTML, URL, CSV, regex • Byte Counter — UTF-8 & UTF-16 with per-character breakdown • Unix Permissions — symbolic ↔ numeric with interactive toggle grid NEW PRO TOOLS: • YAML ↔ JSON Converter — bidirectional with smart boolean handling • Password Generator — cryptographically secure with entropy display • HMAC Generator — MD5/SHA1/SHA256/SHA512 with key encoding • Markdown Preview — live edit/preview split, GFM, HTML export ALSO NEW: • Clipboard Intelligence now detects Markdown, YAML & Unix permissions • Deep linking for all 20 tools Every tool. Under 100ms. Still offline. Still no subscriptions.

Version 2.0

The developer, Olof Petterson, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Provider
    • Olof Petterson
    Size
    • 8.4 MB
    Category
    • Developer Tools
    Compatibility
    Requires iOS 26.2 or later.
    • iPhone
      Requires iOS 26.2 or later.
    • iPad
      Requires iPadOS 26.2 or later.
    • Mac
      Requires macOS 26.2 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 26.2 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2026 Olof Petterson
  • Developer Website
  • Privacy Policy

    • More by Olof Petterson

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