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Supports: JPG, JPEG, JFIF
Upload your JPG photos, click Convert, and download HEIC files — the modern Apple image format. It runs free on our servers with no sign-up or watermark, and your files are deleted automatically after a few hours. HEIC stores the same photo at far less size than JPEG.
Real result: HEIC holds the same image at roughly half the size of JPEG at similar quality, so a photo library shrinks notably; just remember HEIC is best supported on iPhone, iPad, and recent macOS/Windows.
HEIC (High Efficiency Image Container) wraps HEVC-encoded still images in the HEIF format published by the MPEG group. Apple shipped it as the iPhone default with iOS 11 on September 19, 2017, and the format now anchors photo libraries on every iPhone 7 and later, iPad (6th gen) and later, and modern Macs. At equivalent visual quality HEIC averages about half the bytes of a JPEG, which is why converting a legacy JPG archive to HEIC pays off so fast on Apple-centric workflows.
| Property | JPG | HEIC | AVIF | WebP |
|---|---|---|---|---|
| Internal codec | JPEG (1992) | HEVC (H.265) | AV1 | VP8/VP9 |
| Container | JFIF | HEIF (MPEG-H Part 12) | HEIF / ISOBMFF | RIFF |
| Typical size vs JPG | baseline | ~50% smaller | ~50% smaller | ~25-35% smaller |
| Color depth | 8-bit | up to 16-bit | up to 12-bit | 8-bit |
| Transparency (alpha) | No | Yes | Yes | Yes |
| Image sequences | No | Yes (Live Photos, bursts) | Yes | Yes (animated) |
| Native iOS/macOS view | Yes | Yes (iOS 11+, macOS High Sierra+) | iOS 16+ / macOS 13+ | iOS 14+ / macOS 11+ |
| Native Windows view | Yes | Needs HEIF + HEVC extensions | Photos app (Windows 11) | Yes (Windows 10+) |
| Browser support | Universal | Safari 17+ only | Chrome 85+, Firefox 93+, Safari 16.4+ | Universal modern |
| Patent licensing | Royalty-free | Patented (MPEG LA / Access Advance pool) | Royalty-free (AOMedia) | Royalty-free (Google) |
| Platform | Can view HEIC? | Notes |
|---|---|---|
| iOS 11+ / iPadOS | Native | Default capture format on iPhone 7 and later when "High Efficiency" is selected in Camera settings. |
| macOS High Sierra (10.13)+ | Native | Preview, Photos, Quick Look, Finder thumbnails all work. |
| Windows 11 | Mostly built-in | Version 22H2+ ships HEIF support; HEVC Video Extensions may still be required separately. |
| Windows 10 (1803+) | Add two extensions | Install "HEIF Image Extensions" (free) and "HEVC Video Extensions" from the Microsoft Store. Without HEVC, thumbnails appear blank. |
| Android 10 (2019)+ | Native (varies) | Google added OS-level HEIF read support in Android 10; viewer apps and gallery integration depend on the OEM skin. |
| Android 9 and older | Third-party app | Use Google Photos, ReHEIC, or convert to JPG first. |
| Chrome, Firefox, Edge browsers | No native render | They will download the .heic but won't display it inline. Safari 17+ on macOS Sonoma/iOS 17 is the exception. |
| Microsoft Office, Google Docs | Insert as JPG/PNG | Most office suites still don't accept HEIC in image-insert dialogs; convert with HEIC to JPG or HEIC to PNG for those workflows. |
Mainly to save space: HEIC is about 50% smaller than JPEG at similar quality, so a photo library shrinks notably while staying near-identical to the eye. It also matches the format the iPhone camera captures, keeping your Apple Photos library consistent. Convert back to JPG whenever you need universal compatibility.
No. JPEG compression discards information at capture time; HEIC encoding from a JPG can only re-encode what's already there. You will see the file get smaller, but you cannot recover detail that JPEG's 8x8 DCT blocks threw away. Think of the conversion as "shrink without further visible damage at Very High quality," not as a quality upgrade.
Expect roughly 40-55% of the JPG's original size when you keep "Very High (Recommended)" and don't resize. Photos with smooth gradients (sky, skin, studio backdrops) compress hardest; busy textures (foliage, fabric) gain less. Tested across an iPhone export of 1,000 photos, the average reduction Apple cites is around 50%.
Yes, with one or two free Microsoft Store add-ons. Windows 11 22H2 includes HEIF reading; older Windows 10 and 11 builds need both the "HEIF Image Extensions" and "HEVC Video Extensions" packages installed. Without the HEVC extension you will see file names but blank thumbnails because the container loads but the encoded image inside can't be decoded.
The xconvert pipeline copies the EXIF/XMP metadata block from the source JPG into the HEIC container, so camera model, lens, ISO, shutter speed, GPS coordinates, and the original capture date carry over. If you want metadata stripped (for privacy before sharing), pre-process with a tool like ExifTool first, then convert.
Yes. Once you drop the HEIC files into the macOS Photos app or upload via iCloud.com, they replicate to every device signed into the same Apple ID and behave exactly like camera-captured HEIC. The capture date in EXIF determines where they sort in the timeline, not the conversion date.
If storage is the goal, convert everything — older photos compressed more aggressively as JPG usually shrink the most in absolute MB. If sharing with non-Apple users matters more than storage (Windows colleagues, Android family members), keep originals in JPG and only convert assets staying inside the Apple ecosystem.
Yes, two ways. First, drop quality from "Very High" to "High" — most viewers can't tell the difference at typical screen sizes. Second, use the "Image resolution" presets: a 4000-pixel-wide iPhone photo downscaled to 2560 pixels (1440p) shrinks dramatically and still looks sharp on every laptop and phone display sold today. For more aggressive shrinking on already-HEIC files, use Compress HEIC.
HEIF is the container (MPEG-H Part 12, defined by the MPEG group). HEIC is the most common variant of HEIF — a HEIF file whose images are encoded with the HEVC (H.265) codec. Apple ships this combination and uses the .heic extension. Other HEIF variants exist (AVCI for H.264, AV1 image), but in everyday Apple usage "HEIC" and "HEIF" are used interchangeably.
xconvert handles those too. Try PNG to HEIC for screenshots and graphics, or JPEG to HEIC for files with the .jpeg extension. The Quality Preset and Resolution controls behave identically.