Image Tool

Turn Any Logo into a Complete App Icon Set

Upload your logo, choose a corner style, and instantly generate every required iOS, Android, and desktop icon size. Download them all as a single organized ZIP file.

Create Icons
Turn Any Logo into a Complete App Icon Set
Free Tool

App Icon Maker

Upload your logo, generate every iOS, Android, and Desktop icon size, and download them all as a ready-to-ship ZIP.

A single logo image being converted into a grid of app icon sizes
01

Upload Once, Generate Everything

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Corner radius slider showing square, rounded, and fully round icon shapes
02

iOS-Style Superellipse Corners

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A ZIP file icon with organized iOS, Android, and Desktop folders
03

One-Click ZIP Download

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How It Works

Create a full icon set in three steps

1

Upload your logo

Drop in a JPG, PNG, GIF, or WebP image. For best results, use a high-resolution square logo at least 1024×1024 pixels.

2

Choose platforms and style

Select iOS, Android, and/or Desktop, then adjust the corner radius, padding, and background color to match your brand.

3

Generate and download

Click Generate Icons to render every size instantly, then download them individually or grab the full set as one organized ZIP file.

Deep Dive

How App Icon Maker Works

All rendering happens locally in your browser using the Canvas API. Your logo is never uploaded to a server.

How App Icon Maker Works
01

Superellipse Corner Rendering

For iOS-style presets, the icon mask is drawn as a true superellipse curve rather than a simple rounded rectangle — the same mathematical shape Apple uses for its icons — giving a noticeably smoother, more professional silhouette than basic CSS border-radius rounding.

Curve formula|x/a|ⁿ + |y/b|ⁿ = 1
iOS default radius22% of icon width
02

Automatic Scaling and Centering

Your source image is scaled to fit within the padded canvas area while preserving its aspect ratio, then centered before the corner mask is clipped. This keeps your logo sharp and correctly proportioned at every output size, from 16×16 up to 1024×1024.

Sizes generated28 total across iOS, Android, and Desktop
03

Transparent or Solid Backgrounds

Choose a fully transparent background for icons that sit on colored launcher tiles, or pick a solid color that fills behind your logo. The chosen background is composited before the logo is drawn on top.

04

Organized ZIP Packaging

When you download the full set, every generated icon is converted from a canvas data URL to binary and packed into a ZIP file with separate iOS, Android, and Desktop folders, each containing correctly named files ready for Xcode or Android Studio.

iOS range20×20 to 1024×1024 (App Store, Settings, Spotlight, Notification)
Android range36×36 to 512×512 (ldpi through xxxhdpi, Play Store)
Desktop range16×16 to 256×256

All processing runs locally in the browser. Your logo image is never uploaded to any server.

Benefits

Why Use This App Icon Maker

📐

iOS-Accurate Corners

True superellipse curves for iOS presets, not approximate rounded rectangles.

📱

28 Icon Sizes at Once

Every iOS, Android, and Desktop size is generated from a single upload in one pass.

🎨

Fully Customizable

Adjust corner radius, padding, and background color to match your brand exactly.

🔒

100% Client-Side

Your logo is processed entirely in your browser and never leaves your device.

Who Uses It

Who Uses App Icon Maker

Anyone shipping an app who needs a complete, correctly sized icon set fast.

Developers and designers building and launching mobile apps
01

Indie Developers

Generate every App Store and Play Store icon size from one logo without touching design software, so you can focus on shipping your app.

02

Design Agencies

Quickly produce polished, correctly sized icon sets for client apps and iterate on corner style and background in seconds during review calls.

03

Hackathon Teams

Under time pressure, drop in a logo and get a submission-ready icon set for both platforms in under a minute — no design tools required.

04

Students and Bootcamp Projects

Learning mobile development? Generate a full icon set for your class project or portfolio app without needing Figma or Photoshop.

05

Freelance Designers

Deliver a client-ready ZIP of every platform size, organized into folders, as part of a branding or app design handoff.

06

Desktop App Makers

Building an Electron or native desktop app? Generate the standard 16 through 256 pixel icon sizes alongside your mobile set.

Frequently Asked Questions

What icon sizes are generated for mobile apps?

Our tool generates all the required icon sizes for both iOS and Android platforms. For iOS, this includes sizes from 20x20 to 1024x1024 pixels, and for Android, sizes from 36x36 to 512x512 pixels across different density buckets (mdpi, hdpi, xhdpi, xxhdpi, xxxhdpi).

Why do app icons need rounded corners?

iOS automatically applies rounded corners to app icons, but it's best practice to design with this in mind. Android also uses rounded corners in many launchers. Having proper rounded corners ensures your icon looks professional and consistent across all platforms.

What image formats can I upload?

You can upload JPG, PNG, GIF, and WebP images. For best results, use a high-resolution square image (at least 1024x1024 pixels) with your logo or design centered.

Can I adjust the corner radius?

Yes! You can customize the corner radius to match your design preferences. We provide preset options for iOS-style, Android-style, and custom radius values.

Is my uploaded image secure?

Absolutely! All image processing happens entirely in your browser using client-side JavaScript. Your images are never uploaded to our servers, ensuring complete privacy and security.

Do I get all the icons in a single download?

Yes, all generated icon sizes are packaged into a convenient ZIP file for download. The ZIP includes organized folders for iOS and Android with properly named icon files.

Can I use this for desktop app icons too?

Yes! While optimized for mobile apps, you can also generate desktop app icons. We include common desktop sizes like 16x16, 32x32, 64x64, 128x128, and 256x256 pixels.

Get Started Free

Ready to Build Your Icon Set?

Upload your logo and download every iOS, Android, and Desktop icon size in under a minute.

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