Compress Images for Email — Free & Instant
Email images must be small and universally compatible. Large images trigger spam filters, slow rendering in email clients, and create poor experiences on slow mobile connections. Use ImageSmith's free image optimizer to compress your Email images directly in your browser — no account needed, no watermarks, and no ads. Target under 200KB per image for best results on Email.
Max File Size
200 KB
Recommended Format
JPEG
Dimensions
600px wide maximum for email body images
Email Compression Tips
- 1.Keep individual email images under 100KB to avoid spam filters
- 2.Total email HTML size (including images) should be under 1MB
- 3.Avoid WebP — Outlook and many email clients do not support it
- 4.Use a CDN to host email images rather than embedding them