DeltaPad vs Dev Tools Kit
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
DeltaPad
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Paste. Tap. Done. DeltaPad puts 20 essential developer tools in your pocket ā 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 ā syntax highlighting + tree view ⢠Base64 Encode/Decode ā URL-safe variant, auto-detect ⢠URL Encode/Decode ā component breakdown, query params ⢠UUID Generator ā bulk mode, format options, history ⢠Timestamp Converter ā Unix ā human-readable, timezone picker ⢠Text Case Converter ā camelCase, snake_case, UPPER + 6 more ⢠Number Base Converter ā DEC/HEX/BIN/OCT with prefix auto-detect ⢠Lorem Ipsum Generator ā 3 styles, paragraphs/sentences/words ⢠String Escape/Unescape ā JSON, XML, HTML, URL, CSV, regex ⢠Byte Counter ā UTF-8/UTF-16 sizes, per-character breakdown ⢠Unix Permissions ā symbolic ā numeric with interactive toggles 9 PRO TOOLS (one-time purchase) ⢠JWT Decoder ā color-coded header/payload/signature, expiry countdown ⢠Regex Tester ā live highlighting, capture groups, timeout protection ⢠Hash Generator ā MD5, SHA-1, SHA-256, SHA-512 simultaneously ⢠Color Converter ā HEX/RGB/HSL with SwiftUI, UIKit & CSS output ⢠Diff Viewer ā line-level and character-level highlighting ⢠YAML ā JSON Converter ā bidirectional with boolean coercion warnings ⢠Password Generator ā cryptographically secure, presets, entropy display ⢠HMAC Generator ā MD5/SHA1/SHA256/SHA512 with key encoding options ⢠Markdown Preview ā live split view, GitHub Flavored, HTML export DESIGNED FOR YOUR WORKFLOW ⢠Clipboard Intelligence ā auto-detects JSON, JWT, Base64, URL, YAML & more ⢠Share Extension ā share from any app, auto-routes to the right tool ⢠Home Screen & Lock Screen Widgets ā UUID, timestamp, quick tools ⢠Deep Links ā deltapad://tool/json?input=... for automation ⢠iPad sidebar navigation with full keyboard shortcuts ⢠State preservation ā switch tools without losing input BUILT DIFFERENT ⢠100% offline ā 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 ā no subscriptions, no ads Built by developers, for developers.
Dev Tools Kit
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Dev Tools Kit is a handy toolbox for developers. Stop jumping between websites to format JSON, decode Base64 or test a regex. --------------------------------------------------- FREE TOOLS --------------------------------------------------- ⢠JSON Formatter ā Pretty-print or minify JSON. ⢠Base64 ā Encode and decode strings. ⢠UUID Generator ā Generate random UUID v4. ⢠String Case ā Convert text to camelCase, snake_case, kebab-case, Title Case, and more. ⢠Number Base ā Convert between binary, octal, decimal and hex. ⢠HTML Encoder ā Encode and decode HTML entities. ⢠Password Generator ā Generate secure random passwords. ⢠Chmod Calculator ā Build Unix permission strings with a visual editor. ⢠QR Code Generator ā Turn any text or URL into a QR code. ⢠Text Statistics ā Count characters, words, sentences, reading time, and more. ⢠URL Parser ā Break a URL down into scheme, host, port, path, query and fragment. --------------------------------------------------- PRO TOOLS (one-time purchase) --------------------------------------------------- ⢠Regex Tester ā Test and debug regular expressions on sample text. ⢠URL Encoder ā Encode / decode URLs. ⢠Timestamp ā Convert timestamps to readable dates and back, in any timezone. ⢠Hash Generator ā Compute MD5, SHA-1 and SHA-256. ⢠JWT Decoder ā Inspect JSON Web Tokens in a readable format. ⢠Text Diff ā Compare two texts line by line, or word by word. ⢠Color Converter ā Convert colors between HEX, RGB, HSL and Swift Color(ā¦). ⢠Lorem Ipsum ā Generate placeholder text by words, sentences or paragraphs. ⢠CRON Parser / Builder ā Read and compose CRON expressions with a visual editor. ⢠CSV ā JSON ā Convert between CSV and JSON formats. ⢠YAML ā JSON ā Convert between YAML and JSON, direction auto-detected. ⢠JWT Builder ā Build and sign JWT tokens (HS256/HS384/HS512). ⢠Token Counter ā Estimate token counts for today's leading AI models (GPT, Claude, Gemini, Llama, Mistral, xAI, DeepSeek). ⢠SQL Formatter ā Format and indent SQL queries, with syntax-highlighted output. ⢠HTTP Client ā Send GET/POST/PUT/PATCH/DELETE requests with an auth assistant and a built-in status code reference. --------------------------------------------------- DESIGNED FOR DEVELOPERS --------------------------------------------------- ⢠Search, pin favorites, and reorder tools to fit your workflow. ⢠Share text from any app directly into a tool via the Share Extension. ⢠Clean, fast interface ā inputs are remembered between sessions. ⢠Input history (Pro) ā Reuse your last 10 values, pasted or typed, in every tool. ⢠100% offline ā nothing is sent to any server. ⢠One-time purchase, no subscriptions. ⢠Future Pro tools included in the price. Dev Tools Kit is the small utility app you open dozens of times a week while coding, debugging or reviewing data.
Screenshots
Verdict
The clearest difference is update cadence: DeltaPad at monthly against Dev Tools Kit's every 3 months. Dev Tools Kit's advantage is iOS requirement (17.6 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. DeltaPad sells 1 one-off in-app purchase and Dev Tools Kit sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
DeltaPad ships an update monthly, Dev Tools Kit every 3 months. The most recent releases landed on September 21, 2026 and September 13, 2026 respectively.
| Parameter | DeltaPad | Dev Tools Kit |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly ā better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, Mac ā better |
| Requires iOS | 26.2 | 17.6 ā better |
| Further details ā not scored | ||
| Size | 8 MB | 3 MB |
| Age rating | 4+ | 17+ |
| Developer | Olof Petterson | Kevin Cabon |
In-app purchases
DeltaPad
- DeltaPad PRO$4.99
Dev Tools Kit
- Dev Tools Kit Pro$6.99









