--- title: "DevTools - Developer Toolkit - Reviews, Revenue and Downloads in Brazil | Apple App Store" description: "Stop switching between browser tabs. DevTools brings 38 essential developer utilities into one fast, native Mac app — accessible in under a second with Cmd+K. — DEVELOPER ESSENTIALS — HTTP API Client" --- # DevTools - Developer Toolkit — Brazil ![DevTools App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/9e/7d/dc/9e7ddc27-3cac-bfd6-293e-af12f48d4489/AppIcon-0-0-85-220-0-5-0-2x-sRGB.png/434x0w.png) **Developer:** [BEYTULLAH GURPINAR](https://apptail.io/developer/beytullah-gurpinar-KHeTb) **Category:** Developer Tools **Rating:** N/A (0 ratings) **Price:** 19.90 R$ **Bundle ID:** payflow.DevTools **Store:** Apple App Store **Country:** Brazil **Version:** 1.5 (released 2026-03-31) **Original Release:** 2025-09-19 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/br/app/app/id6752702773) **AppTail Page:** [https://apptail.io/app/devtools-developer-toolkit-LdPw/brazil](https://apptail.io/app/devtools-developer-toolkit-LdPw/brazil) ## DevTools Description Stop switching between browser tabs. DevTools brings 38 essential developer utilities into one fast, native Mac app — accessible in under a second with Cmd+K. — DEVELOPER ESSENTIALS — HTTP API Client — Send requests with custom methods, headers, and body. Inspect responses with syntax highlighting. Regex Playground — Test patterns, inspect capture groups, preview replacements in real time. Text Diff — Compare two texts line by line with unified view. JSON Path Query — Navigate JSON with dot paths and [index] syntax. Code Minifier — Strip whitespace from JSON, XML, HTML, and JavaScript. — FORMATTERS — JSON Formatter — Beautify, minify, and validate JSON instantly. XML Formatter — Prettify XML with proper indentation. JS Beautifier — Format and clean up JavaScript code. Markdown Preview — Side-by-side source and live rendered preview. — HASH & ENCODING — Hash Generator — MD5, SHA-1, SHA-256, SHA-512, bcrypt. JWT Encoder/Decoder — Decode and inspect JSON Web Tokens. Base64 Encoder — Encode and decode text or files. URL Encoder — Encode/decode URL components. HTML Encoder — Escape and unescape HTML entities. — NETWORK & WEB — DNS Lookup — Query A, MX, TXT, CNAME, and NS records. WHOIS Lookup — Domain registration and ownership details. IP Address Lookup — Geolocation and network metadata for any IP. HTTP Status Checker — Look up any HTTP status code with descriptions. User Agent Generator — Generate and parse browser user agent strings. WebSocket Client — Connect, send messages, and view live logs. TLS/Certificate Inspector — Inspect SSL/TLS chain and trust details. Network Diagnostics — Test connectivity and resolve network issues. — CONVERTERS — XML to JSON — One-click conversion with attribute support. CSV Viewer / CSV to JSON / JSON to CSV — Import, preview and convert tabular data. YAML Formatter / YAML to JSON — Work with YAML configs effortlessly. — SYSTEM & UTILITIES — ID Generator — UUID v4, ULID, and Nanoid in batch. Password Generator — Cryptographically secure passwords. Timestamp Converter — Unix epoch to human-readable date. Unit Converter — Length, weight, temperature, and more. File Size Calculator — Convert between KB, MB, GB, TB. Crontab Generator — Build and validate cron expressions visually. Color Converter — HEX, RGB, HSL with live color picker. cURL to Code — Convert curl commands to TypeScript, Python, Swift, and more. Image Format Converter — Convert between PNG, JPEG, WebP, and more. — WHY DEVTOOLS — Native Mac app — no Electron, no browser, no overhead. Command+K quick launch — find any tool in under a second. Works fully offline — no account, no telemetry, no internet required. One window — stop context switching between 10 different websites. ## DevTools Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/0b/92/b1/0b92b103-1077-8c54-9425-1438a975fc78/store_0_hero_v2.png/2880x1800.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a7/a7/e2/a7a7e245-b18c-d499-1b69-80dfd0e59abc/devtools_store_1.png/2880x1800.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/7f/fe/73/7ffe7338-6bee-e424-ddc2-562ca065bda5/store_cmd_k.png/2880x1800.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/49/75/c4/4975c440-c76b-bcb3-77fc-7bf2cdcf6e5e/store_json.png/2880x1800.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/67/70/1b/67701b03-2244-b62a-8210-bf9d6c1719b8/devtools_store_2.png/2880x1800.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/8e/3b/27/8e3b27d3-12ff-2fa9-05a4-f490f83ad91c/store_markdown.png/2880x1800.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/ff/e6/77/ffe677ae-efe4-cf94-8b28-cd0bca953987/store_ip.png/2880x1800.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/80/11/17/80111748-ff22-ddf2-06ed-f3babca794e5/store_curl.png/2880x1800.png) - [Screenshot 9](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e8/63/cf/e863cf88-ab31-81e6-881e-b177a1ae7489/store_xml.png/2880x1800.png) ## DevTools Available In - [Brazil](https://apptail.io/app/devtools-developer-toolkit-LdPw/brazil) - [Canada](https://apptail.io/app/devtools-developer-toolkit-LdPw/canada) - [Spain](https://apptail.io/app/devtools-developer-toolkit-LdPw/spain) - [Pakistan](https://apptail.io/app/devtools-developer-toolkit-LdPw/pakistan) - [Türkiye](https://apptail.io/app/devtools-developer-toolkit-LdPw/turkey) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*