What is the difference between Smooth and Crisp upscale modes?
Smooth mode applies multi-pass bicubic interpolation ideal for continuous photos, while Crisp mode preserves exact hard pixel edges for pixel art and retro sprites.
Phóng to ảnh trực tuyến — Tăng kích thước 2x, 4x rõ nét
Upscale small photos cleanly with interpolation smoothing controls.
Drop images here to upscale and enlarge
Upscale resolution by 2x, 3x, or 4x with smoothing control
Xem trước hình ảnh
Cách sử dụng Phóng to hình ảnh
1
Chọn và tải lên
Upload your low-resolution or small image into the stage.
2
Cấu hình & Xem trước
Select your upscale factor (2x, 3x, 4x) and choose Smooth (photos) or Crisp (pixel art).
3
Quy trình & Tải xuống
Click 'Enlarge Images' to process high-resolution output files.
Kiến trúc kỹ thuật và quyền riêng tư phía máy khách
Processing Engine
Browser Canvas 2D & Binary Transcoder
Privacy Model
100% In-Memory Sandbox · Zero Server Uploads
Format Standards
PNG, JPEG, WebP, SVG, ICO Specifications
Execution Speed
Zero Network Latency · Instant Local Output
Frequently Asked Questions
Can I enlarge very large images?
Yes, subject to your device's available browser RAM and canvas limits (typically up to 8192×8192 pixels).
Are there any subscription fees or watermarks?
Zero fees, zero subscriptions, and zero watermarks. All tools are 100% free.