Name: ImageSmith
Rating: 4.9 (1247 reviews)
Author: ImageSmith

Question 1

How do I compress a HEIC image to 20KB?

Accepted Answer

Upload your HEIC image to ImageSmith, switch to "Size" mode, set the target to 20KB, and click Compress. ImageSmith automatically finds the optimal quality setting to achieve 20KB.

Question 2

Can I compress HEIC to exactly 20KB?

Accepted Answer

ImageSmith targets 20KB using binary search over quality settings. Results are typically within 5–10% of the target. The exact achievable size depends on image content — highly detailed images may not compress as far as simple graphics.

Question 3

Why would I need a HEIC file at exactly 20KB?

Accepted Answer

Ultra-compact size for inline email images, tiny thumbnails, and icon-sized graphics. Common use cases include: email inline images, tiny thumbnails, icon graphics, SMS attachments.

Question 4

Is 20KB a good size for HEIC images?

Accepted Answer

Ultra-compact size for inline email images, tiny thumbnails, and icon-sized graphics. For HEIC specifically, quality settings of 70–85 typically achieve 20KB for most standard photographs.

Compress HEIC Images to 20KB

Other HEIC Size Targets

Compress HEIC to 20KB — FAQ