DevTools+: Dev Tools & Code
JSON, API, Regex & Base64
Free · In-App Purchases · Designed for iPad. Not verified for macOS.
496 developer tools, ready on iPhone and iPad.
DevTools+ puts everyday code utilities in one searchable app. Format JSON, test APIs, inspect regex, decode JWTs, encode Base64, generate UUIDs, convert timestamps, format SQL, and handle hundreds of other development tasks without jumping between random websites.
FIND THE RIGHT TOOL FAST
- Search all 496 tools across 29 categories
- Pin favorites and reopen recent tools
- Start with practical examples
- Copy and share results
- Keep supported history, snippets, and API work organized
FORMAT AND CONVERT
- JSON formatter, validator, minifier, tree view, sort, and escape
- JSON to YAML, CSV, XML, TypeScript, and Java
- XML, YAML, TOML, CSV, Markdown, SQL, and text utilities
DECODE AND INSPECT
- JWT decoder and analysis tools
- Base64 encoder and decoder
- URL, HTML, Unicode, hexadecimal, and character encoding tools
- Hash, HMAC, password, certificate, header, and security helpers
- Timestamp, timezone, cron, MIME type, port, and HTTP status references
BUILD AND TEST
- API tester and REST, GraphQL, cURL, header, and WebSocket helpers
- Regex tester, match highlighter, replace, and reference tools
- UUID, random data, mock payload, barcode, and QR generators
- Git, CSS, React Native, testing, documentation, file, and log utilities
LOCAL-FIRST BY DESIGN
Most tools process directly on your device. Tools that need a network connection are clearly identified. Nothing you enter is sent anywhere unless the selected tool requires a network request.
NO ACCOUNT REQUIRED
Open the app and start working. A useful selection of tools is free. DevTools+ Pro unlocks the complete toolkit and removes ads.
Built for developers, QA engineers, API testers, students, and technical teams who want a focused utility on their phone.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
Minor UI Updates
The developer, Tosh Labs Private Limited, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Tosh Labs Private Limited
- Size
- 60.1 MB
- Category
- Developer Tools
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Pro Annual USD 39.99
- Pro Monthly USD 4.99
- Copyright
- © 2026 Tosh Labs