Best uC3 alternatives: apps like uC3-BLE UART

10+ similar apps compared and reviewed

4.2 avg rating
10 free apps
Updated November 2026

Looking for something like uC3? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to uC3

API Bot#1

API Bot by Rabin Apps LLC

API calls at your fingertips
4.9(17 ratings)
FreeAdsIn-App Purchases
API Bot screenshot 1
API Bot screenshot 2
API Bot screenshot 3
API Bot screenshot 4
API Bot screenshot 5
API Bot screenshot 6

This tool empowers mobile developers to build and test APIs directly on their phones. It leverages on-device machine learning to analyze API results, identify patterns, and troubleshoot issues. Organize requests, manage data formats like JSON and XML, and collaborate with your team.

Aspect Cropper#2

Aspect Cropper by Ryusuke Uchida

Resize the photos by ratio
4.5(24 ratings)
FreeAdsIn-App Purchases
Aspect Cropper screenshot 1
Aspect Cropper screenshot 2
Aspect Cropper screenshot 3
Aspect Cropper screenshot 4
Aspect Cropper screenshot 5
Aspect Cropper screenshot 6

Easily resize and crop your photos with custom aspect ratios on your iPhone or iPad. Select multiple images for quick batch editing, or add color margins to fill empty spaces. Ideal for social media, printing, and creative projects.

More apps like uC3

4
Accessibility Inspector
Accessibility Inspector
Accessibility Inspector
Configuration summary and info
Free

Customize your device to meet individual needs with a suite of accessibility features. Quickly toggle these settings on or off using a triple-click of the side button.

Customize device for individual needsConfigure accessibility featuresTriple-click side button to toggle
๐Ÿ› ๏ธ Developer Tools
(1)
free
5
Push Notification - Client
Push Notification - Client
Push Notification - Client
Client app to test apns
Free

This app allows developers to test their server-side Apple Push Notification service (APNS) implementations. It provides device tokens, bundle identifiers, and certificates for testing, along with code examples in various languages to aid backend development.

Send push notifications for testingProvides device token, bundle ID, and certificateCode examples for Java, Go, Python, Ruby, Erlang, Node.js
๐Ÿ› ๏ธ Developer Tools
(58)
free with in-app purchases
6
BlueTools Bluetooth Assistant
BlueTools Bluetooth Assistant
BlueTools Bluetooth Assistant
Bluetooth scanner & terminal
Free

This tool allows developers to scan, connect to, and debug Bluetooth Low Energy devices. It offers a serial terminal for sending and receiving data in various formats and helps locate devices by displaying signal strength.

BLE device discoveryGATT service and characteristic browsingRSSI signal strength display
๐Ÿ› ๏ธ Developer Tools
(4)
free with in-app purchases
7
LadderTouchLite
LadderTouchLite
LadderTouchLite
graphical programming language
Free

Learn the fundamentals of ladder logic, a graphical programming language, through interactive examples and quizzes. This app allows you to explore its mechanisms and test your comprehension with prepared exercises.

Learn ladder logic basicsExecute prepared sample programsTest understanding with questions
๐Ÿ› ๏ธ Developer Tools
(229)
free
8
WebDebug - Web debugging tool
WebDebug - Web debugging tool
WebDebug - Web debugging tool
Web Inspector & Static Server
Free

Debug web pages directly on your mobile device. Inspect console logs, network requests, and page elements. Edit code with auto-suggestions and syntax correction, and even run a local static server for testing.

Debug via URL or QR codeView console logs and network requestsEdit HTML, CSS, and JavaScript
๐Ÿ› ๏ธ Developer Tools
(24)
free with in-app purchases
9
JavaScript Recipes
JavaScript Recipes
JavaScript Recipes
JS cheat sheet, runnable
Free

Learn programming with curated code recipes for JavaScript and SQL. Find ready-to-use solutions for common tasks, ideal for beginners and professionals. Access examples offline and search quickly.

Learn programming with code recipesJavaScript examplesSQL examples
๐Ÿ› ๏ธ Developer Tools
(95)
free with in-app purchases
10
Sensor - Device Monitor
Sensor - Device Monitor
Sensor - Device Monitor
CPU Dasher,System Info,Storage
Free

Access comprehensive device information at a glance, including CPU, battery, storage, and sensor data. Gain insights into sensor access to enhance your privacy. Supports various customizable widgets for quick access.

Device information overviewBattery status monitoringCPU usage details
๐Ÿ› ๏ธ Developer Tools
(57)
free