AI Image EnhancementAI Super Resolution Upscale
Upload any image. AI upscale 2x~4x. Multiple models available. Professional quality without filters.
Drop image here
or click to select • Single image • Works with phone/camera photos
AI Enhancement Results
Real detail restoration, not a filter
Drag slider to compare
Portrait Photo Enhancement
Low-res portrait → High quality upscale (4x + Portrait Enhancement)
Not simple filtering or sharpening
AI super resolution upscaling, clearer and sharper while staying natural.
Best for moderately clear images. Clear images work best.
Great for portraits, product photos, and designs. Preserves authentic texture without over-processing.
Original
Enhanced
Before
After ✨Precious memories, clearly restored
Upscale compressed blocks, enhance facial details, make old photos clearer.
Real-ESRGAN model upscales and enhances quality, GFPGAN optimizes facial details
Note: Only enhances clarity, does not remove scratches/yellowing
Professional printing, supports 300 DPI
From phone photos to professional printing, AI super resolution makes every detail crisp
Standard
300 DPIUp to 4K HD Output
Free version supports up to 4K display, perfect for daily HD needs. Paid models deliver even sharper, print-ready quality.
4"×6"
1200×1800
300 DPIA4
2480×3508
300 DPIPoster
4K
≥ 150 DPI💡 Tip: Most screens display clearly at 72-150 DPI. Professional printing requires 300 DPI
Perfect for Any Scene
From thumbnails to posters, product photos to AI art
Original
Enhanced🛒 For E-commerce
Automated image enhancement for your product catalog
Original
Enhanced🖨️ After upscaling, supports professional printing
Low-res images can be upscaled for crisp printing
Original
Enhanced🎨 Upscale AI-Generated Images
Upscale AI-generated images with natural quality, preserving authentic texture
Professional quality, not a filter
Most tools over-process, often resulting in plastic-looking skin and unrealistic effects. Finegrain uses AI super resolution technology to upscale while staying natural and realistic.
Why Finegrain?
Finegrain uses advanced AI super resolution technology to upscale images while preserving natural quality.
Fast Processing
Upload and process in seconds. Most images enhanced in under 60 seconds.
Secure & Private
Images are automatically deleted 24 hours after upload. Your data is never shared.
Multiple Models
Choose from 4 professional models optimized for different use cases.
Works Anywhere
Perfect for portraits, landscapes, products, AI art, and more.
No Software Needed
Runs entirely in your browser. No downloads or installations required.
100% Free to Start
3 free enhancements daily. No credit card required.
Choose Your Plan
Free trial, pay as you go
Free
- 3 images/day
- Real-ESRGAN + Face Enhancement
- Up to 4K display
- With watermark
- Auto deleted after 24h
Credits Pack
- No watermark
- Google Upscaler + Recraft Detail
- Up to 4K display (credit mode)
- Credits valid 90-180 days
- Priority processing
🔄 Monthly Subscription - Auto-renew, better value
Fixed monthly credits at lower cost. Cancel anytime.
- 200 credits auto-added monthly
- Use until depleted, resets monthly
- No watermark + priority processing
- All paid models available
- 500 credits auto-added monthly
- Use until depleted, resets monthly
- No watermark + priority processing
- All paid models available
- 1000 credits auto-added monthly
- Use until depleted, resets monthly
- No watermark + priority processing
- All paid models available
💰 Credit Packs - Pay as you go
Credits for occasional use or stock up for later
🔒 Privacy First — Your privacy is our top priority
24h Auto-delete:All uploaded images (including originals and enhanced) are permanently deleted after 24 hours. No exceptions.
Zero Data Retention:We do not collect or store your personal information. Anonymous use is supported.
Secure Transfer:All data transfer is encrypted with HTTPS to keep your images safe.
⚠️ Important:Please download your enhanced images within 24 hours. After that, they will be automatically deleted and cannot be recovered. Please backup in time.