Automatically compress any HEIC photo to 500KB or less — great for email and cloud backup.
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500 KB is generous for HEIC — high-resolution iPhone photos and print preview both fit well. iPhone HEIC photos compressed to 500 KB typically retain 90%+ of their original quality while being 3-5x smaller.
500 KB is a good target for high-resolution iPhone photos that still need to be a manageable size. Modern iPhones produce 2-4 MB HEIC photos — compressing to 500 KB reduces storage use by 75-90% while keeping the photo sharp on screens and acceptable for small prints.
| Input format | HEIC, HEIF |
| Output format | HEIC |
| Target size | 500 KB or under |
| Codec | HEVC (H.265) |
| Iteration | Quality auto-tuned until target met |
| Typical quality | 85-92% at 500 KB |
| Transparency | Preserved (rare in HEIC) |
| Max file size | 50 MB per file |
| File retention | Auto-deleted after compression |
The compressor decodes the HEVC-compressed HEIC image and re-encodes it using libheif at a lower quality setting. If the output exceeds 500 KB, it reduces quality (and if necessary, dimensions) until the target is met. At 500 KB, a HEIC is typically 2000-3000px wide with quality 85-92%.
500 KB is high-quality for HEIC — iPhone photos look essentially identical to the original on screens. Expect 2000-3000px wide with quality 85-92%. Great for archival, portfolio, and small-format print.
| Level | Size reduction | Best for |
|---|---|---|
| Auto-target 500 KB | Variable (until 500 KB) | High-res, storage, print preview |
Need to hit an exact size? Use our dedicated target-size tools:
Last reviewed: 2026-10-01