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Let life be lighter

Crop, compress, convert, generate... all with one click. No clutter, no stress, just simplicity.
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Why choose AiMuo?

Life is simple—with a single click
100% free

No subscriptions, no fees, no hidden limitations.

No sign-up needed

No logins, no steps to follow—just open and go.

Fast & effortless

Understand in 3 seconds, finish in 1 minute, download in one click.

tools

Popular tools

Solve small tasks anytime, anywhere, without breaking a sweat.
Convert Image

Convert images between JPG, PNG, WebP, and more—fast and easy.

Crop Image

Crop or trim your image freely, or use fixed-size templates.

Resize Image

Resize images by presets or custom dimensions in seconds.

Compress Image

Reduce image file size to speed up loading—without losing quality.

Watermark Image

Easily apply text or image watermarks to your photos. Batch support included.

BMI Calculator

Enter your height and weight to calculate your BMI instantly.

Generate QR Code

Turn any link or message into a scannable custom QR code.

World Clock

View current time across cities and time zones around the world.

mission

A tool… with a mission

AiMuo is more than just a toolkit.

Its mission is to help you solve problems efficiently and elegantly, so you can reclaim your time and focus on what truly matters.

Smaller files, same sharp quality

Powered by our custom-built subpixel compression engine, this tool supports JPG, PNG, WebP, AVIF and more. It intelligently detects the best compression settings to significantly reduce file size without compromising clarity or transparency. No need to tweak settings—just click once and it's done. Ideal for speeding up websites, sharing on social platforms, attaching to documents, and more.

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Format conversion, lightning fast

Effortlessly switch between JPG, PNG, WebP, and AVIF formats. Built-in image optimization algorithms automatically adjust color depth and compression strategies to preserve quality. Batch processing and one-click download supported. Whether it's for the web, app embeds, or multi-platform compatibility—you get exactly what you see.

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Keep what matters, cut the rest

Crop any area down to the pixel. Lock aspect ratio or define custom sizes. Smart alignment guides help you focus on the subject quickly. Perfect for avatars, product images, preview thumbnails, and more. Just select, click, and get a sharper, cleaner result with intent.

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Resize with precision, no quality loss

Resize by pixel or percentage using our high-precision resampling algorithm based on Lanczos3 interpolation—reducing jagged edges and blurs. Whether it's product photos, social media banners, or website images, just input the size and let us handle the rest. No more compromise on quality.

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Your work, your name

Add text or logo watermarks in bulk. Adjust opacity, position, size, rotation and more with precision. Upload your brand logo or enter any text—what you see is what you get. All processing happens locally to ensure data privacy. For content protection, brand presence, or personal credit, this is your digital signature.

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Create a QR code in seconds

Generate high-resolution QR codes from any text, URL, email, or phone number instantly. Customize colors, margins, and error correction levels. Outputs are Retina-ready and print-optimized. Ideal for promotions, product packaging, resumes, business cards, and more. No design skills needed—just one tap and done.

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FAQs

Frequently asked questions

Yes, all features on AiMuo are currently free to use—no trial periods, no usage caps, and no hidden clauses. You can use everything with full peace of mind.

No. Most tools process your files directly in your browser—your files never leave your device. In rare fallback scenarios, temporary server processing may be used to ensure success, but files are deleted automatically right after processing.

We don’t store any files, personal data, or browsing activity. Everything runs locally on your device. Nothing is saved, shared, or tracked—privacy is fully respected.

Not at all. AiMuo is built for zero-friction access—open any tool and start using it right away. No sign-ups, no forms, no barriers.

Nope. Every tool follows our '3-second to understand, 1-minute to finish' philosophy. Simple interfaces, clear actions—no guides needed to get started fast.

Absolutely. All results are generated within seconds and can be downloaded with a single click. No delays, no redirections—just smooth and direct access.

AiMuo runs entirely in your browser. It works on all modern browsers and platforms including Windows, macOS, Linux, iOS, and Android—whether you're on phone, tablet, or desktop.

Definitely. We're constantly building new tools—including PDF utilities, video processing, text analysis, and more—while refining existing ones for speed, stability, and ease of use.

Because life is already complicated enough. We want to save you a second, help you with a small task, or make one thing a little easier. That’s the mission behind AiMuo—your quiet little helper in the digital world.

Smart tools, smooth experience

One click, done instantly. Light and stress-free.
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