Write and run Swift code effortlessly, anywhere and anytime. Swifty Compiler is the perfect tool to test algorithms, prototype ideas, or experiment with Swift code on the go. Use it as your personal playground to explore concepts and improve your coding skills. Free Features: • Daily credits⁽¹⁾: 10 credits per day • Import Swift files • Open Playground files and import their Swift files • Share Swift files, Playground files, or text directly to the app • Code Snapshot (PNG, JPEG, HEIC, or PDF) • Adjustable font size and line spacing • Auto-indentation • Code completion suggestions • Auto-closing brackets and quotes • Error highlighting • Bracket and line highlighting • Code block selection • Cursor position indicator • Code snippets • Extra keyboard buttons • Comment/uncomment selection • Markdown comments • Duplicate code • Move line up/down • Indent/Outdent (Shift right/left) • Jum…
Every shipping app on the App Store has gone through the same decisions you're working through right now: which screenshot goes first, what caption sits over it, which device frame to show, what color the background should be. The 6 screenshots above are Swifty Compiler: Swift IDE's answers to those questions — they're public, they're real, and they made it through Apple's review.
Notice the first screenshot in particular. It's the one users see in search results and on the product page, and it's where most apps spend their best caption and tightest design. Look at the proportion of background to phone, where the text sits, what one thing the image is trying to communicate.
Want to see how other Developer Tools apps approach the same problem? Browse more Developer Tools apps in the showcase.
Open LaunchShots and design your App Store & Google Play screenshots — pick a device frame, drop captions, ship in minutes. Free, in your browser.
Open the screenshot editor →