Free tools for mobile development
A growing collection of free tools to help you build, test, and publish mobile apps faster.
App Idea Generator
Get fresh mobile app ideas with features and monetization suggestions.
Use toolApp Name Generator
Generate brandable app name ideas with domain suggestions. Short, punchy, two-word, and invented styles.
Use toolApp Store Metadata Generator
Create App Store & Google Play titles, subtitles, keywords CSV, and descriptions.
Use toolApp Store Screenshot Generator
Generate beautiful App Store and Google Play screenshots with device frames.
Use toolApp Icon & Splash Screen Generator
Upload one image to instantly generate all required iOS and Android app icons and splash screens.
Use toolPreview Website on Mobile Device
Test how your web app would look on a mobile device.
Use toolApp Revenue Calculator
Estimate your app's net revenue after App Store, Google Play, and RevenueCat fees.
Use toolPWA Manifest Generator
Generate a valid PWA manifest.json file in seconds.
Use toolApp Privacy Policy Generator
Create a customizable privacy policy for your iOS, Android, or web app in minutes.
Use toolPlay Store Privacy Policy Generator
Generate a Google Play compliant privacy policy for your Android app instantly.
Use toolCapacitor Config Generator
Create a valid capacitor.config.ts for your Next.js or web app. Copy or download instantly.
Use tooliOS Bundle ID Generator
Generate a reverse-domain bundle identifier like com.company.app for Xcode and Capacitor.
Use toolApp Store Screenshot Sizes
Complete reference for iOS App Store and Google Play screenshot dimensions. Updated for 2025 with latest devices.
Use toolApp Store Fees Calculator
Calculate how much Apple App Store or Google Play Store takes from your revenue. Updated for 2025.
Use toolCreate Android Keystore
Generate keytool commands to create Android keystores for signing APKs and AABs. Includes Capacitor setup.
Use toolApp Store Connect API Setup
Complete guide to App Store Connect API keys for Fastlane, CI/CD, and automated publishing.
Use toolApp Store Keyword Research
Discover the best keywords for your app with difficulty ratings and search volume estimates. Free ASO tool.
Use toolFree app developer tools for iOS, Android & Web
This hub includes free mobile app tools like an app icon generator, PWA manifest generator, privacy policy generator, and app revenue calculator. Each tool is built for developers shipping apps with Next.js and Capacitor.
Launch mobile apps 10x faster with Next.js
Skip native dev. Use Next.js + Capacitor to go live fast.
Learn more
