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.
온라인 사진 확대기 — 2배, 4배 고화질 업스케일링
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
이미지 미리보기
사용 방법 이미지 확대
1
선택 및 업로드
Upload your low-resolution or small image into the stage.
2
구성 및 미리 보기
Select your upscale factor (2x, 3x, 4x) and choose Smooth (photos) or Crisp (pixel art).
3
처리 및 다운로드
Click 'Enlarge Images' to process high-resolution output files.
기술 아키텍처 및 클라이언트 측 개인정보 보호
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.