All-in-One
ViralBolt
Resize images for every social platform, remove backgrounds with AI, add watermarks in bulk, and turn PDFs into shareable quote cards — all free, all in your browser.
Our Tools
Batch Image Resizer
Resize up to 50 images at once for Instagram, LinkedIn, X, Pinterest, Etsy, Shopify, and more. Custom sizes supported.
Resize Images →Background Remover
Remove image backgrounds with AI — runs entirely in your browser. No upload, no account, no watermark.
Remove Background →Watermark Tool
Add text or logo watermarks to batches of images. Control position, opacity, rotation, and color.
Add Watermark →PDF → Quote Card
Upload a PDF, highlight any paragraph, and turn it into a beautiful shareable quote image. Perfect for Instagram, LinkedIn, and Twitter.
Create Quote Card →Text Logo Generator
Create a professional text logo with 30+ Google Fonts, custom colors, gradients, shadows, and outlines. Download as PNG, free.
Create Logo →JSON-LD Schema Generator
Generate valid Schema.org structured data for your business. Auto-fills from your website. Supports 20+ business types including LocalBusiness, Restaurant, and Medical.
Generate Schema →Image Downloader
Paste any webpage URL and download every image from it as a ZIP file. Filter by size, pick exactly what you want from a thumbnail grid.
Download Images →Website Cloner
Enter any URL and download the entire site as a ZIP of HTML, CSS, JS and images with local URL rewriting. Clone up to 50 pages at once.
Clone Website →Image Enlarger
Upscale images up to 8× with stepped bicubic interpolation and sharpening — no blurry stretching. Works great on photos, logos, and screenshots.
Enlarge Image →Image Compressor
Compress JPEG, PNG, and WebP images in bulk. Reduce file sizes by up to 80% with a quality slider, format picker, and optional max-dimension cap.
Compress Images →Animated SVG Generator
Type your text, choose a font and one of 12 animation effects (wave, glitch, neon, typewriter…), and download a ready-to-use animated SVG file.
Create Animated SVG →Icon Finder
Search 200,000+ free open-source icons from Tabler, Material, Phosphor, Heroicons, and more. Customize color and size, download as SVG or PNG.
Find Icons →Why ViralBolt?
Total Privacy
Every tool runs 100% in your browser. Your images and PDFs are never sent to any server — not even ours.
Instant Results
No waiting for uploads. Processing starts immediately using your device's own CPU and GPU.
Genuinely Free
No hidden limits, no watermarks on output, no account required. ViralBolt is and will remain free.
Frequently Asked Questions
Does ViralBolt upload my files to a server?⌄
No. All processing happens entirely in your browser using JavaScript and the Canvas API. Your files are never uploaded or transmitted anywhere.
What is the best image size for Instagram?⌄
Instagram recommends 1080×1080px for square posts, 1080×1350px for portrait posts (best for reach), 1080×566px for landscape, and 1080×1920px for Stories and Reels.
How do I resize images for Etsy?⌄
Etsy recommends 2000×2000px square images for product listings. Use our Etsy preset on the Image Resizer page to batch-resize all your product photos at once.
Can I remove the background from multiple images?⌄
Yes. Upload up to 20 images and our Background Remover will process them sequentially using an on-device AI model — no server required.
What PDF formats are supported?⌄
The PDF must contain selectable text (not a scanned image). PDFs exported from Word, Google Docs, Notion, and most design tools are supported.