DevKit vs Portable Dev
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DevKit
This app provides a suite of offline developer tools for formatting, debugging, encoding, and converting data. It keeps all your work on your device, ensuring privacy and accessibility without an internet connection. Features include JSON formatting, JWT decoding, hash generation, and QR code creation.
- 30+ offline developer utilities
- JSON, HTML, CSS, JS, XML, SQL formatting
- JWT decoding and certificate inspection
- Base64, URL, and HTML encoding/decoding
- Hash generation (MD5, SHA-256)
- Timestamp and number base conversion
- QR code generation
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DevKit puts 30 developer utilities in your pocket — and every one runs entirely on your device. Stop juggling browser tabs. Stop pasting production tokens into random websites. Format JSON, decode a JWT, test a regex, or convert a timestamp on a train, on a plane, or inside a locked-down corporate network. YOUR WORK STAYS ON YOUR DEVICE > Every tool runs locally. The JSON you paste, the token you decode, the certificate you inspect — none of it is uploaded to a server, and none of it is visible to us. > All 30 tools work with no internet connection. > No account, no sign-up, no email required. FORMATTERS > JSON Formatter: Beautify or minify JSON with error highlighting and tree view > HTML Formatter: Beautify, minify, and preview HTML with live rendering > CSS Formatter: Format and validate CSS with syntax highlighting > JS Formatter: Format and minify JavaScript > XML Formatter: Format and validate XML documents > SQL Formatter: Format and validate SQL queries PARSERS & DEBUGGERS > JWT Debugger: Decode tokens, inspect headers and payloads, verify signatures > Cron Parser: Parse cron expressions with next run calculations > Certificate Decoder: Decode X.509 certificates ENCODERS & DECODERS > Base64: Encode and decode Base64 strings > URL Encoder: Encode, decode, and parse URLs > HTML Encoder: Handle HTML entities > Hash Generator: Generate MD5, SHA-1, SHA-256, SHA-512 hashes > Backslash Escape: Escape and unescape special characters CONVERTERS > Timestamp: Convert Unix epoch timestamps to readable dates > Case Converter: Transform between camelCase, snake_case, UPPER CASE, and more > Color Converter: Convert between HEX, RGB, HSL with live preview > YAML to JSON: Convert between YAML and JSON with tree view > Number Base: Convert between Binary, Octal, Decimal, Hexadecimal > Hex to Text: Convert between hex and ASCII > CSV to JSON: Convert between CSV and JSON GENERATORS > UUID/ULID Generator: Create UUIDs and ULIDs instantly > QR Code: Generate customizable QR codes and export as images > Lorem Ipsum: Generate placeholder text > Random String: Generate secure passwords and API keys TEXT & COMPARISON > Diff Checker: Compare text with highlighted differences > RegEx Tester: Test regex with live match highlighting > Markdown Previewer: Preview Markdown with GitHub Flavored support > Line Sort: Sort and deduplicate lines > String Inspector: Analyze string statistics BUILT FOR MOBILE > Smart History: Auto-saves recent work, stored only on your device > Instant Paste: Smart clipboard detection > Quick Actions: One-tap copy, clear, share > Native Performance: Blazing fast, no loading screens > Light & Dark Modes: Beautiful design for any environment WHO IT'S FOR > Software engineers debugging away from a desk > Site reliability engineers checking cron schedules and certificates during an incident > Backend developers inspecting tokens and payloads > Engineering managers reviewing a diff or a config between meetings > Anyone who needs dev tools without a network PRICING Pro: $9.99/month or $39.99/year (save 67%) 3-day free trial. Cancel anytime. WHY DEVKIT > Works with no connection > Your work never leaves the device > Fast, native performance > Regular updates with new tools > No ads, ever > Built by a developer, for developers Download DevKit and take your tools anywhere. Terms of Use: Apple's Standard EULA (https://www.apple.com/legal/internet-services/itunes/dev/stdeula/)
Portable Dev
This app provides a full software development environment on your phone, connecting to your computer for code execution. It integrates AI for coding assistance, GitHub, and testing, allowing you to build and manage projects from anywhere.
- Remote code execution on your computer
- AI-powered coding assistance
- GitHub repository management
- Live localhost servers
- Automated Playwright testing
- AI-generated assets
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Computer, meet Phone. Start Portable.dev on your machine, install on iOS, and get a dedicated drop-in replacement for Claude /remote-control. Free, open-source, batteries included. Works with your Claude Code, and your data never touches our servers. RUNS ON YOUR OWN COMPUTER • Install the free Portable launcher on your Mac, Windows, or Linux machine • Scan a QR code once to pair your phone • Your code, your repos, and your toolchain stay on your machine • Pick up on your phone exactly where you left off at your desk BRING YOUR OWN CLAUDE • Connect your own Claude (Anthropic) account — your subscription or API key • No extra fees and no Portable subscription — the app is free • AI calls go straight from your machine to Claude POWERED BY CLAUDE AI • Multi-turn AI conversations for complex coding tasks • Claude understands your entire codebase and project context • Natural-language commands to write, refactor, and debug code • Voice input for hands-free coding on the go COMPLETE GITHUB INTEGRATION • Browse repositories, branches, issues, and pull requests • Create and review PRs with AI assistance • Monitor CI/CD pipelines and workflow runs • Manage issues and project boards • Connect with your own GitHub account A REAL DEVELOPMENT ENVIRONMENT • Live localhost servers with shareable public tunnel URLs • Install dependencies and run real build commands • Use the full toolchain already on your machine (Docker, package managers, CLIs) • Multi-repository workspace, persistent across sessions AI-POWERED BROWSER TESTING • Automated Playwright testing driven by AI • Step-by-step • Debug visual issues directly from your phone ASSET PIPELINE • AI-generated images and videos • Iterate on media assets with natural language • Drop assets BUILT FOR PROFESSIONAL DEVELOPERS Portable isn't just for quick fixes. It's a complete development environment for engineers shipping production code every day • Works with any framework: React, Next.js, Node.js,Python, and more • Supports monorepos and microservices architectures • Seamless desing • Your work syncs through GitHub and your own machine PERFECT FOR • Quick bug fixes and code reviews on the go • Keeping projects moving during commutes • Exploring an • Pair programming with AI when you're stuck on a problem GETTING STARTED 1. Install the free Portable launcher on your computer 2. Run it and 3. Start building — from anywhere Terms of Use: https://app.portable.dev/tos.html Privacy Policy: https://app.portable.dev/privacy-policy.html
Screenshots
Verdict
DevKit and Portable Dev both sit at 5.0 stars, but that hides the real split: 100% of DevKit's written reviews are positive against 50% of Portable Dev's. DevKit also leads on ratings volume (3 vs 1). Portable Dev's advantage is update cadence (every 2 days vs every 10 days). On price, rating, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. DevKit sells 2 in-app purchases, starting at $9.99 per month and Portable Dev sells 1 in-app purchase, starting at $34.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for DevKit against 5.0 for Portable Dev. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews are what separate them: 100% of DevKit's written reviews are positive against 50% of Portable Dev's.
DevKit ships an update every 10 days, Portable Dev every 2 days. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.
| Parameter | DevKit | Portable Dev |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 10 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 52 MB | 58 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexander Herdt | Volter AI |
Customer experience
DevKit
Portable Dev
In-app purchases
DevKit
- Pro Monthly3 Days trial$9.991 Month
- Pro Yearly3 Days trial$39.991 Year
Portable Dev
- Portable Pro Monthly$34.991 Month









