Client-side Engine100% Private & In-Browser

Image Upscaler

Enlarge images up to 4× and enhance clarity, sharpness, and details with private in-browser processing.

Inputs:JPGJPEGPNGWEBPOutput:JPGPNGWEBP

Select or drop an image to upscale

Enlarge JPG, PNG, and WebP photos up to 4× with progressive stepped interpolation, detail sharpening, and noise reduction.

100% In-Browser PrivacySupports JPG, PNG, WebPUp to 50 MB
Capabilities

Key Features & Capabilities

Progressive high-quality enlargement (1.5×, 2×, 3×, and 4× scale factors)
Four tailored modes: Standard, Sharp, Clean, and Photo Enhance
Edge-preserving unsharp mask with ringing and halo prevention
Conservative noise reduction and local clarity midtone contrast boost
Interactive comparison views: Enhanced, Original, Side-by-Side, and Split slider
Browser memory safety checks preventing canvas crashes on high resolutions
Full-resolution lossless PNG, JPG, and WebP export with quality control
Overview

About Image Upscaler

The HAXTANX Image Upscaler enlarges JPG, PNG, and WebP images up to 4× with progressive stepped interpolation, detail-preserving sharpening, conservative noise reduction, and tone improvements. Processing runs 100% locally in your browser with zero file uploads, accounts, or watermarks.

Step-by-step

How to use Image Upscaler

01

Upload or drop your image

Drag and drop any JPG, PNG, or WebP photo up to 30 MB. Your file is decoded locally without uploading.

02

Choose scale & enhance preset

Select your target scale factor (1.5×, 2×, 3×, or 4×) and fine-tune sharpness, noise reduction, and contrast.

03

Preview comparison & download

Inspect details using the interactive split slider, choose your export format, and download the full-resolution file.

In-Browser Privacy Guarantee

Your images are processed directly in your browser

Unlike cloud-based conversion platforms that upload your files to remote servers, HAXTANX processes all transformations locally in memory via HTML5 Canvas and WebAssembly. Your photos, documents, and private location data never leave your device.

Frequently Asked Questions

No. HAXTANX processes all upscaling, sharpening, and color adjustments 100% locally inside your browser using canvas technology. Your images are never sent to external servers or stored anywhere.