Resize Image Online — Free & Instant

Change image dimensions to exact pixels or percentage. No upload, no account, 100% private. Supports JPG, PNG, WEBP.

🔒 No Upload📐 Exact Pixels🔗 Aspect Ratio Lock🆓 Free Forever

Set exact pixel dimensions, resize by percentage, or choose a social media preset.

Open Image Resizer →

Popular Size Presets

📸
Instagram Post
1080 × 1080 px
📘
Facebook Cover
820 × 312 px
🐦
Twitter Header
1500 × 500 px
💼
LinkedIn Banner
1584 × 396 px
▶️
YouTube Thumb
1280 × 720 px
🖥️
Full HD
1920 × 1080 px
📱
Mobile
390 × 844 px
🖨️
A4 Print
2480 × 3508 px

Features

📐

Exact Pixel Resize

Enter precise width and height values. Perfect for web design and social media specs.

%

Percentage Resize

Resize by percentage — e.g. 50% to halve image size while keeping proportions.

🔗

Aspect Ratio Lock

Lock the ratio so your image never gets stretched or distorted.

📦

Bulk Resize

Drop multiple images and resize them all to the same dimensions at once.

🔄

Format Conversion

Resize and convert to JPG, PNG, or WEBP at the same time.

🔒

100% Private

Files never leave your browser. All processing is done locally using JavaScript.

Frequently Asked Questions

How do I resize an image online for free?

Open Quick Tools Image Resizer, drop your image, enter target dimensions or percentage, and download. No account needed.

Can I resize without losing quality?

Downsizing always preserves quality. Upscaling beyond the original resolution reduces sharpness — this applies to all image editors.

How do I resize to specific pixel dimensions?

Enter width and height in the pixel fields. Toggle "lock aspect ratio" to avoid distortion.

What formats are supported?

JPG, PNG, and WEBP — with optional format conversion on download.

Can I resize multiple images at once?

Yes! Bulk resize all images to the same dimensions in one go.

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