Image Size Increaser – Boost Photos to Exact KB Online (Free)
Enlarge JPG, PNG, WebP images to specific KB/MB sizes (200KB, 500KB, 1MB) with AI. Increase resolution without quality loss – perfect for printing, social media, and HD displays.
AI-Powered & Secure: Browser-based processing. No uploads, no watermarks, automatic deletion after enlargement.
Free Image Size Increaser – Boost Resolution & KB Size Without Losing Quality
Enhance image file size from KB to higher KB/MB while improving clarity. Our tool helps you increase photo resolution, convert image dimensions, and upscale pictures for print, social media, or HD displays – 100% free with no watermarks.
Increase Image Resolution
- AI-powered upscaling – Add pixels intelligently
- Preserve details – Avoid blurry enlargement
- HD formats – PNG, JPG, WebP support
Convert Image Size (KB to MB)
- Precise size control – 100KB → 1MB in one click
- Real-time preview – Compare before/after
- EXIF metadata retention – Keep original data
How to Increase Image KB Size:
Upload your image (JPG/PNG)
Adjust resolution or target KB/MB
Download high-quality enlarged image
Common Questions About Increasing Image KB Size
How can I increase image size from KB to MB without losing quality?
Use our AI-powered enlarger to add pixels intelligently. For best results: 1) Start with 300KB+ images 2) Use “Smooth Gradients” option 3) Limit enlargement to 300%.
What’s the maximum resolution I can increase for a photo?
Our tool supports 4x resolution boosts (e.g., 1000px → 4000px). For prints, aim for 300 DPI output.
Why would I need to increase image KB size?
Common use cases: Print enlargements, HD displays, social media banners, or when platforms reject “too small” images.
Common Image Enlargement Conversions
| Original Size | Increased Size | Recommended For |
|---|---|---|
| 100KB (500x500px) | 800KB (2000x2000px) | Instagram posts |
| 300KB (1200x800px) | 2MB (4800x3200px) | Poster printing |
| 50KB (passport photo) | 300KB (HD version) | Official documents |