Compress HEIC Images for Podcast
Podcast cover art is displayed at many sizes across Spotify, Apple Podcasts, and podcast apps. A properly compressed cover image uploads quickly and looks sharp at all display sizes. High Efficiency Image Format — the default photo format on iPhones and modern Apple devices. Excellent compression. Use ImageSmith to compress your HEIC images to the ideal file size for Podcast — target under 3,000KB for optimal performance. Processing is fully browser-based — no server uploads, no privacy risk.
Recommended format
JPEG
Max file size
3,000KB
Dimensions
3000×3000 (maximum), 1400×1400 (minimum required)
✓Apple Podcasts requires minimum 1400×1400, maximum 3000×3000 pixels
✓JPEG is recommended by most podcast platforms for photos
✓Keep file size under 3MB for fast platform processing
✓Use sRGB color space — same color appears consistently across players