Comparison

Dev Tools Kit vs One Dev Tools

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Dev Tools Kit

Features
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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 --------------------------------------------------- β€’ JSON Formatter – Pretty-print or minify JSON. β€’ Base64 – Encode and decode strings. β€’ UUID Generator – Generate random UUID v4. β€’ String Case – Convert text to camelCase, snake_case, kebab-case, Title Case, and more. β€’ Number Base – Convert between binary, octal, decimal and hex. β€’ HTML Encoder – Encode and decode HTML entities. β€’ Password Generator – Generate secure random passwords. β€’ Chmod Calculator – Build Unix permission strings with a visual editor. β€’ QR Code Generator – Turn any text or URL into a QR code. β€’ Text Statistics – Count characters, words, sentences, reading time, and more. β€’ URL Parser – Break a URL down into scheme, host, port, path, query and fragment. --------------------------------------------------- PRO TOOLS (one-time purchase) --------------------------------------------------- β€’ Regex Tester – Test and debug regular expressions on sample text. β€’ URL Encoder – Encode / decode URLs. β€’ Timestamp – Convert timestamps to readable dates and back, in any timezone. β€’ Hash Generator – Compute MD5, SHA-1 and SHA-256. β€’ JWT Decoder – Inspect JSON Web Tokens in a readable format. β€’ Text Diff – Compare two texts line by line, or word by word. β€’ Color Converter – Convert colors between HEX, RGB, HSL and Swift Color(…). β€’ Lorem Ipsum – Generate placeholder text by words, sentences or paragraphs. β€’ CRON Parser / Builder – Read and compose CRON expressions with a visual editor. β€’ CSV ↔ JSON – Convert between CSV and JSON formats. β€’ YAML ↔ JSON – Convert between YAML and JSON, direction auto-detected. β€’ JWT Builder – Build and sign JWT tokens (HS256/HS384/HS512). β€’ Token Counter – Estimate token counts for today's leading AI models (GPT, Claude, Gemini, Llama, Mistral, xAI, DeepSeek). β€’ SQL Formatter – Format and indent SQL queries, with syntax-highlighted output. β€’ HTTP Client – Send GET/POST/PUT/PATCH/DELETE requests with an auth assistant and a built-in status code reference. --------------------------------------------------- DESIGNED FOR DEVELOPERS --------------------------------------------------- β€’ Search, pin favorites, and reorder tools to fit your workflow. β€’ Share text from any app directly into a tool via the Share Extension. β€’ Clean, fast interface β€” inputs are remembered between sessions. β€’ Input history (Pro) – Reuse your last 10 values, pasted or typed, in every tool. β€’ 100% offline β€” nothing is sent to any server. β€’ One-time purchase, no subscriptions. β€’ 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.

About

One Dev Tools

Features
Read full description

Streamline your engineering workflow and eliminate the friction of modern software development with One Dev Tools, the definitive digital multi-tool designed specifically for the professional programmer. This innovative platform serves as a unified command center, consolidating the essential utilities you reach for every hour into a single, high-performance environment. Instead of maintaining dozens of browser tabs and jumping between disjointed online services, the application provides a clinical yet intuitive workspace where logic, efficiency, and speed are prioritized. Whether you are a backend architect, a mobile specialist, or a web enthusiast, this software functions as a sophisticated neural bridge that transforms repetitive manual tasks into instantaneous, high-fidelity results. The heart of the experience lies in its comprehensive Tool Chain, a meticulously organized collection of formatting, network, and security modules. Access precision instruments like the JSON Formatter to validate and minify complex payloads, or utilize the Regex Tester to build and verify patterns with immediate matches. The system supports a vast array of daily requirements, including UUID generation, timestamp conversion, Base64 encoding, and SQL polishing. By integrating advanced on-device artificial intelligence, the platform offers smart suggestions that anticipate your next moveβ€”helping you keep sensitive data out of snippets by suggesting placeholders or validating structural integrity before minification. This holistic approach ensures that your routine work remains fast, private, and exceptionally reliable. One Dev Tools also features a revolutionary AI Workspace that acts as a senior-level technical partner. Beyond simple chat, this intelligent assistant helps you generate practical artifacts such as API contracts, mock data, and optimized SQL queries based on plain-language descriptions. You can consult the AI Chat for deep-dive explanations of complex debugging hurdles or senior-level architectural guidance in a secure, private environment. To further optimize your focus, the application allows you to split your workspace by tech stack, creating customized starter hubs for specific projects in DevOps, Games, or Frontend development. You can also build a personal library of reusable snippets, from React hooks to Bash scripts, ensuring your most vital code blocks are always one tap away. Reclaim your mental energy and master the magnificent art of shipping high-quality software with absolute confidence. One Dev Tools isn't just a utility; it is the ultimate shortcut to a cleaner, smarter, and more professional development experience.

Screenshots

Dev Tools Kit4 screens
One Dev Tools4 screens

Verdict

The call

The clearest difference is update cadence: One Dev Tools at fortnightly against Dev Tools Kit's every 5 weeks. Dev Tools Kit's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Dev Tools Kit sells 1 one-off in-app purchase and One Dev Tools sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Dev Tools Kit ships an update every 5 weeks, One Dev Tools fortnightly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences Β· 4 level
Dev Tools Kit versus One Dev Tools: the parameters behind the verdict, then further details
ParameterDev Tools KitOne Dev Tools
PriceFreeFree
Update frequencyEvery 5 weeksFortnightly β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, Mac β€” betteriPhone
Requires iOS17.617.6
Further details β€” not scored
Size3 MB20 MB
Age rating17+4+
DeveloperKevin CabonSelma Lindqvist

In-app purchases

1 purchases

Dev Tools Kit

One-time1
  • Dev Tools Kit Pro$6.99
2 purchases

One Dev Tools

One-time2
  • Premium Theme Neon Violet$1.99
  • One Casino$1.99

Questions

Is Dev Tools Kit free?
Dev Tools Kit is free to download, with in-app purchases available.
Is One Dev Tools free?
One Dev Tools is free to download, with in-app purchases available.
Do Dev Tools Kit or One Dev Tools have ads?
Neither Dev Tools Kit nor One Dev Tools shows ads.
Which is updated more often, Dev Tools Kit or One Dev Tools?
Dev Tools Kit ships an update every 5 weeks, and One Dev Tools fortnightly. Most recently, Dev Tools Kit was updated on October 24, 2026 and One Dev Tools on October 25, 2026.

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