Free JPG Converter
Convert any image to JPG online, or convert JPG to other formats. Supports PNG, WebP, HEIC, TIFF, BMP, SVG, PDF, RAW and 20+ more formats. No signup, no software to install.
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Convert to JPG
20 converters — images, documents, and RAW camera files to JPG
Convert PNG images to JPG for smaller file sizes. Transparent backgrounds become white. Perfect for web uploads.
iPhoneConvert Apple HEIC/HEIF photos to universally compatible JPG. Essential for sharing iPhone photos with non-Apple users.
WebConvert Google WebP images to JPG for universal compatibility. Download web images in a format every device supports.
ModernConvert next-gen AVIF images to JPG. Useful when software or services do not support the AVIF format yet.
PrintConvert large TIFF files to compact JPG. Reduce file sizes by 90%+ for sharing and web use.
DocumentConvert PDF pages to JPG images. Extract pages as separate images for presentations and social media.
Convert from JPG
Convert JPG files to other image and document formats
Convert JPG to lossless PNG format. Useful when you need transparency support or lossless editing.
WebConvert JPG to WebP for faster web page loading. WebP files are 25-35% smaller at the same visual quality.
DocumentConvert JPG images to PDF documents for sharing, printing, and professional presentations.
VectorTrace JPG images to scalable SVG vectors. Best for logos, icons, and simple graphics.
IconConvert JPG images to ICO format for favicons, Windows desktop icons, and application icons.
Which Converter Do I Need?
Not sure which tool fits your use case? Here is a quick guide based on what you are starting with:
| I have… | Use | When to use |
|---|---|---|
| iPhone / iPad photos | HEIC to JPG | Apple devices save photos as HEIC by default. Convert to JPG for universal sharing, email, and uploads. |
| PNG screenshots | PNG to JPG | Screenshots, design exports, and web-downloaded PNGs. JPG reduces file size by 50-80%. |
| Web images (WebP) | WebP to JPG | Images saved from websites in Google's WebP format. Convert for editing in Photoshop, sharing, or printing. |
| Scanned documents | TIFF to JPG | Large TIFF scans from document scanners. JPG is 10-20x smaller while keeping text readable. |
| Canon RAW photos | CR2 to JPG | Canon camera RAW files. Develop to JPG for sharing without needing Lightroom or Photoshop. |
| Nikon RAW photos | NEF to JPG | Nikon camera NEF files. Quick JPG export without Nikon software or Adobe tools. |
| Sony RAW photos | ARW to JPG | Sony Alpha camera RAW files. Convert to JPG for immediate sharing and web upload. |
| PDF documents | PDF to JPG | Extract PDF pages as JPG images for presentations, social media, or previews. |
JPG Quality & Compression Guide
JPEG quality determines the trade-off between image fidelity and file size. Higher quality means larger files with fewer compression artifacts. The table below shows approximate file sizes for a typical 12-megapixel photo (4032×3024 pixels, such as an iPhone photo):
| Quality | File Size | vs Q100 | Visual Quality | Best For |
|---|---|---|---|---|
| 100 | ~18 MB | 100% | Lossless DCT | Archival masters, professional editing source files |
| 95 | ~7 MB | 40% | Maximum | Print, professional photography, archival copies |
| 92 | ~5 MB | 27% | Excellent | High-quality sharing, iPhone camera default level |
| 85 | ~3 MB | 17% | Very Good | Web (retina displays), email, social media uploads |
| 80 | ~2.2 MB | 12% | Good | General web use, blog images, ecommerce products |
| 70 | ~1.5 MB | 8% | Acceptable | Thumbnails, previews, bandwidth-constrained use |
| 60 | ~1 MB | 6% | Noticeable | Bulk processing, low-bandwidth, placeholder images |
| 50 | ~700 KB | 4% | Poor | Quick previews only — not for final output |
Recommendation: Quality 85 is the sweet spot for most users — it reduces file size by 83% compared to Q100 while remaining visually indistinguishable from the original at normal viewing distances. For print, use Q95. For web thumbnails, Q70–80 is sufficient.
File Size Explorer
Recommended Quality by Use Case
Different contexts require different quality/size trade-offs. Use this table to pick the right quality setting for your specific situation:
| Use Case | Quality | Max Width | Notes |
|---|---|---|---|
| Website images | 80–85 | 1920 px | Balance of quality and page load speed. Target <200 KB per image for fast websites. Use responsive srcset for multiple sizes. |
| Email attachments | 85 | 1200 px | Most email providers limit attachments to 25 MB. At Q85 and 1200 px width, a photo is ~400 KB — fits 50+ photos per email. |
| Social media | 85–92 | 1080–2048 px | Instagram, Facebook, Twitter re-compress uploads. Start with Q85+ and platform-recommended dimensions to minimize double compression. |
| Print (300 DPI) | 95–100 | Full resolution | Print workflows need maximum quality. Keep original resolution: a 12 MP image prints at 10×13″ at 300 DPI. |
| Archival / backup | 95–100 | Full resolution | Preserve maximum quality for future edits. Consider keeping originals in RAW, TIFF, or PNG alongside JPG exports. |
| Thumbnails | 70–80 | 300–600 px | Small preview images. At 300 px, even Q70 looks sharp. Target <30 KB per thumbnail for gallery performance. |
| Ecommerce products | 85–92 | 1200–2000 px | Product photos need to look sharp on zoom. White backgrounds compress very efficiently at Q85. |
Resolution & Resize Recommendations
Resizing images before saving as JPG has the largest impact on file size — often more than quality settings alone. A 12 MP photo resized to 1920 px width at Q85 is ~300 KB, compared to ~3 MB at full resolution:
| Use Case | Recommended Size | Typical File Size | Notes |
|---|---|---|---|
| Web (full width) | 1920 px wide | 200–400 KB | Covers full-width hero images on most screens. Use Resize Image tool to resize before converting. |
| Social media | 1080 px wide | 100–250 KB | Instagram feed: 1080×1080. Facebook: 1200×630. Twitter/X: 1200×675. |
| Email inline | 800 px wide | 60–150 KB | Fits all email clients. Images wider than 800 px get scaled down by most email apps anyway. |
| Print 4×6″ | 1800×1200 px | 1–3 MB | 300 DPI for photo prints. Do not resize — use full camera resolution if possible. |
| Print 8×10″ | 3000×2400 px | 3–6 MB | 300 DPI. A 12 MP camera covers this size natively. Use Q95+ for print quality. |
| Print poster (24×36″) | 7200×10800 px | 15–40 MB | 300 DPI. Requires 48+ MP camera or AI upscaling. 12 MP works at 150 DPI (still good for posters viewed from a distance). |
Chroma Subsampling Explained
JPEG compression applies a technique called chroma subsampling to further reduce file size. Human vision is more sensitive to brightness (luminance) than to color (chrominance), so JPEG can store color information at lower resolution without visible quality loss:
| Scheme | Color Resolution | File Size | When to Use |
|---|---|---|---|
| 4:4:4 | Full color per pixel | Largest | Sharp text, graphics with hard color edges, screenshots, red text on white. Adds ~15–25% to file size vs 4:2:0. |
| 4:2:2 | Half horizontal | Medium | Intermediate option. Rarely used in still images (more common in video). Good compromise for mixed content. |
| 4:2:0 | Quarter resolution | Smallest | Standard for photographs. The human eye cannot tell the difference on natural images. Default in most cameras and encoders. |
Rule of thumb: Use 4:2:0 for photographs (the default). Switch to 4:4:4 only when your image has sharp colored text, fine colored lines, or pixel-art graphics. For most photos, 4:2:0 is visually identical but 15–25% smaller.
Progressive vs Baseline JPEG
JPEG files come in two encoding modes that affect how they load and display:
| Mode | How It Loads | File Size | Best For |
|---|---|---|---|
| Baseline | Top-to-bottom, line by line | Slightly smaller | Local files, print workflows, apps that need sequential decoding. Simpler to decode. |
| Progressive | Full image at low quality first, then sharpens in multiple passes | ~2–5% larger | Web images. Users see a blurry preview immediately, then the image progressively sharpens. Better perceived performance. |
For web: Use progressive JPEG. It provides better perceived loading speed on slow connections — users see the full image instantly instead of watching it load line by line. For images over 10 KB, progressive JPEGs often compress slightly better than baseline due to more efficient Huffman coding across the entire image.
Metadata & EXIF Stripping
JPEG files contain embedded metadata (EXIF, IPTC, XMP) that stores camera settings, GPS location, timestamps, and more. This metadata can be a privacy concern and adds to file size:
| Metadata Type | Typical Size | What It Contains |
|---|---|---|
| EXIF | 10–50 KB | Camera model, shutter speed, ISO, aperture, focal length, date/time, GPS coordinates, lens info, flash settings. |
| IPTC | 1–5 KB | Copyright, caption, keywords, author name. Used by stock photo agencies and newsrooms. |
| XMP | 5–30 KB | Adobe-specific editing history, color labels, ratings. Added by Lightroom, Photoshop, Bridge. |
| Embedded thumbnail | 5–30 KB | A small preview image stored inside the JPEG. Used for quick file browser previews on cameras and phones. |
| ICC Color Profile | 0.5–4 KB | sRGB, Display P3, or Adobe RGB color profile. Important for color accuracy — keep for print, safe to strip for web (browsers assume sRGB). |
Privacy tip: Always strip EXIF metadata before sharing photos online. GPS coordinates reveal your exact location. Social media platforms strip metadata automatically, but email, cloud storage, and direct file sharing do not. Total savings: 20–100 KB per photo.
JPG vs Other Image Formats
How does JPG compare to other popular image formats? Here is a side-by-side comparison for the same 12-megapixel photo:
| Format | Type | 12 MP Size | Transparency | Animation | Best For |
|---|---|---|---|---|---|
| JPG | Lossy | ~3 MB (Q85) | No | No | Photos, universal compatibility, web, email, print |
| PNG | Lossless | ~22 MB | Yes | No | Screenshots, graphics with text, transparency, logos |
| WebP | Both | ~1.8 MB | Yes | Yes | Modern websites (25–35% smaller than JPG) |
| AVIF | Both | ~1.2 MB | Yes | Yes | Next-gen web (50% smaller than JPG, growing support) |
| HEIC | Lossy | ~2.5 MB | Yes | Yes | Apple devices (50% smaller than JPG, limited support) |
| TIFF | Lossless | ~37 MB | Yes | No | Professional print, archival, medical imaging, GIS |
| GIF | Lossless | N/A (256 colors) | Yes | Yes | Simple animations, memes, icons (not for photos) |
| BMP | Uncompressed | ~37 MB | No | No | Legacy Windows apps, raw pixel data (mostly obsolete) |
Bottom line: JPG remains the universal image format. Every device, browser, app, and printer supports it. For web, WebP and AVIF offer better compression, but JPG is the safe fallback. For transparency, use PNG or WebP. For archival, use lossless PNG or TIFF.
What Is JPG?
JPG (also written JPEG) stands for Joint Photographic Experts Group, the committee that created the standard in 1992. It is the most widely used image format in the world, found in digital cameras, smartphones, websites, email, and every operating system.
JPEG compression works by dividing the image into 8×8 pixel blocks, applying a Discrete Cosine Transform (DCT) to convert spatial data into frequency data, and then discarding high-frequency details that are less visible to the human eye. The "quality" slider controls how aggressively these details are discarded.
Key technical facts:
- Standard: ISO/IEC 10918-1 (ITU-T T.81)
- File extensions:
.jpg,.jpeg,.jpe,.jfif - Color depth: 8 bits per channel (24-bit color = 16.7 million colors)
- Color spaces: sRGB (standard), Adobe RGB, CMYK (for print)
- Max dimensions: 65,535 × 65,535 pixels
- Compression: Lossy (DCT-based), quality 1–100
- Transparency: Not supported (use PNG or WebP)
- Animation: Not supported (use GIF, WebP, or AVIF)
- Metadata: EXIF, IPTC, XMP, ICC color profiles
Despite being over 30 years old and technically surpassed by WebP, AVIF, and HEIC in compression efficiency, JPG remains the default image format due to its universal compatibility across billions of devices, browsers, and applications worldwide.
How It Works
Converting images to or from JPG with Convertio takes three simple steps:
- Upload your file — drag and drop or click to browse. We accept images (PNG, WebP, HEIC, TIFF, BMP, GIF, SVG, PSD, EPS, AVIF), camera RAW files (CR2, NEF, ARW, DNG), and documents (PDF) up to 100 MB.
- Choose quality settings — select JPG quality level (1–100). Quality 85 is the recommended default for most use cases. Optionally resize to specific dimensions.
- Download your JPG — conversion takes seconds. Your file is ready to download immediately. Files are auto-deleted from our servers within 2 hours.
Common Use Cases
Website Images
Optimize photos for fast-loading web pages. JPG at Q80–85 delivers great quality at 100–300 KB per image.
iPhone Photo Sharing
Convert HEIC photos to JPG so anyone can open them — Windows, Android, older devices, email clients.
Camera RAW Processing
Develop RAW photos (CR2, NEF, ARW, DNG) to shareable JPG without Lightroom or Photoshop.
Print & Publishing
Prepare photos for professional printing. Q95+ JPG at full resolution for magazines, posters, and photo books.
Email Attachments
Convert and resize images for email. JPG at 1200 px wide fits most email layouts and stays under 500 KB.
Ecommerce & Listings
Product photos for Amazon, eBay, Etsy. White backgrounds compress efficiently, keeping files small and sharp.
Platform Compatibility
JPG is the most universally supported image format in existence:
| Platform | Support | Notes |
|---|---|---|
| Windows | Native | Supported since Windows 3.1. Built into Photos, Paint, and every image viewer. |
| macOS | Native | Full support in Preview, Photos, Finder Quick Look, and all Mac apps. |
| Linux | Native | Supported in every desktop environment. libjpeg is installed by default on all distributions. |
| iOS / iPhone | Native | Camera shoots HEIC by default but supports JPG fully. All apps accept JPG. |
| Android | Native | Default camera format on most Android phones. Universal image format for the platform. |
| Web browsers | Native | Chrome, Firefox, Safari, Edge all display JPG via <img> element since the 1990s. |
| Social media | Universal | Instagram, Facebook, Twitter/X, LinkedIn all accept JPG uploads natively. |
| Email clients | Universal | Every email client (Gmail, Outlook, Apple Mail, Thunderbird) displays inline JPG images. |
JPG Conversion Guides
In-depth articles on JPG conversion, quality optimization, and image processing
HEIC to JPG — 12 guides
Convert HEIC to JPG on Windows 10 and 11. Free online converter, HEIF extensions, Photos app, and PowerShell methods.
5 ways to convert HEIC to JPG on Mac: online converter, Preview, Finder Quick Actions, Automator, and Terminal sips.
Change iPhone camera format from HEIC to JPG. Most Compatible mode, AirDrop auto-conversion, and converting existing photos.
Open and convert HEIC photos on Android. Convertio in mobile Chrome, Google Photos, and Samsung camera settings.
PNG to JPG — 11 guides
JPG vs PNG compared: lossy vs lossless, transparency, file size, quality, and when to use each format.
JPEG quality explained: how Q80-Q100 affects file size and visual quality. Find the sweet spot for your images.
Progressive vs baseline JPEG: loading behavior, file size, perceived performance, and browser support in 2026.
Reduce JPEG file size with metadata stripping, progressive encoding, and optimal quality settings. Compress to target size.
WebP to JPG — 4 guides
WebP format explained: lossy and lossless modes, file size savings, browser support, and when to convert to JPG/PNG.
WebP vs JPEG compared: compression, quality, features, browser support. When to use each format.
WebP quality 0-100 explained. Lossy vs lossless modes, recommended settings by use case, and file size comparisons.
WebP browser support at 97%+ in 2026. Compatibility table, fallback strategies, and where WebP still fails.
AVIF to JPG — 3 guides
AVIF format guide: AV1-based, royalty-free, 50% smaller than JPEG. Features, browser support, and limitations.
AVIF vs WebP compared: compression, quality, HDR support, browser compatibility, and encoding speed.
AVIF is 50% smaller than JPEG with HDR and transparency. Compare quality, speed, compatibility, and migration strategies.
TIFF to JPG — 4 guides
TIFF format explained: lossless compression, 16-bit color, CMYK support, layers, and why it's the standard for print and archiving.
Compare TIFF, JPG, and PNG: quality, file size, transparency, print readiness, and web compatibility.
TIFF compression methods compared: LZW, ZIP, JPEG, and None. Choose by use case: print, archive, or web.
Optimal TIFF settings for print: 300 DPI, CMYK color space, LZW compression, and bleed margins explained.
PDF to JPG — 2 guides
CR2 to JPG — 7 guides
Convert Canon CR2 RAW photos to JPG online. White balance, exposure correction, and quality settings explained.
RAW vs JPG comparison: dynamic range, editing flexibility, file size, and workflow considerations for photographers.
Set correct white balance when converting RAW to JPG. Color temperature, presets, and custom WB adjustment.
Choose the right color space for RAW conversion: sRGB for web, Adobe RGB for print, ProPhoto RGB for archiving.
ARW to JPG — 1 guide
NEF to JPG — 1 guide
DNG to JPG — 1 guide
BMP to JPG — 1 guide
EXR to JPG — 1 guide
GIF to JPG — 1 guide
JPG to PNG — 3 guides
JPG cannot have transparency. Learn why, how PNG alpha channels work, and the correct workflow for transparent images.
EXIF data contains GPS, camera info, and timestamps. Learn privacy risks, file size impact, and how to strip metadata.
Downscaling vs upscaling, Lanczos vs bilinear, social media sizes 2026, and post-resize sharpening.