Embedded Helper vs DeltaPad
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Embedded Helper
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Embedded Helper is designed to boost the productivity of firmware developers and MCU engineers. Access pinout references instantly and generate C code automatically. [Key Features] 1. Arduino Pinout Reference - Instantly check pin diagrams for most popular Arduino boards (Uno, Nano, Mega, etc.). - No need to search the web for pin maps every time. 2. C Code Generator - JSON to C Struct: Instantly convert JSON data into ready-to-use C structures. 3. Display & Font Tools - Dot Matrix Editor: Draw icons or fonts on a grid and generate C arrays (Hex/Bin) for your GLCD/OLED drivers. 4. Color Converter - RGB888 to RGB565: Convert standard color codes to 16-bit formats used in TFT LCDs. 5. Number System Converter - Real-time conversion between HEX, BIN, and DEC. - Visualize bit-level data efficiently.
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.
Screenshots
Verdict
The clearest difference is ads: DeltaPad at none against Embedded Helper's shown. Embedded Helper's advantage is iOS requirement (13.0 vs 26.2). On price, update cadence, 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. Embedded Helper sells 1 one-off in-app purchase and DeltaPad sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Embedded Helper ships an update every 2 months, DeltaPad monthly. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.
| Parameter | Embedded Helper | DeltaPad |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Monthly ā better |
| Ads | Yes | No ā better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod ā better | iPhone, iPad |
| Requires iOS | 13.0 ā better | 26.2 |
| Further details ā not scored | ||
| Size | 60 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | DONGSOO LEE | Olof Petterson |
In-app purchases
Embedded Helper
- Remove Ads$1.99
DeltaPad
- DeltaPad PRO$4.99









