Compress JPEG to 350 KB
A 350 KB JPEG target keeps course covers rich while staying light for learning catalogs.
Upload Your Image
Drag & drop or click to select your image (Max 20MB)
Supports JPG, PNG, GIF, WEBP formats
350 KB JPEG Compression for Course Covers
Keep learning visuals clean without slowing catalog pages.
Target 350 KB for Courses
Set a 350 KB cap for course cover art and lesson heroes so catalog pages stay responsive while imagery looks professional. This keeps course catalogs smooth on mobile.
Readable Titles and Badges
Balanced compression keeps course titles, instructor names, and badges legible in cover tiles and preview cards. This keeps course catalogs smooth on mobile.
Fast Catalog Loading
350 KB keeps long course grids lightweight, helping learners scroll through catalogs without heavy downloads. This keeps course catalogs smooth on mobile.
Local, Private Processing
Compression runs locally for privacy, so learning assets stay on your device while you test different covers. This keeps course catalogs smooth on mobile.
JPEG Friendly for LMS
JPEG output stays compatible with learning platforms, email tools, and CMS pages without extra conversion steps. This keeps course catalogs smooth on mobile.
Consistent Cover Ratios
Lock the aspect ratio and downscale gently to hit 350 KB while keeping course covers aligned across the grid. This keeps course catalogs smooth on mobile.
Make a 350 KB JPEG in 3 Steps
Upload, set the target, and export course visuals quickly.
Upload a Course Image
Add a JPG, PNG, or WebP file to begin. The tool prepares a clean base for a 350 KB JPEG target. This keeps course catalogs ready
Set 350 KB
Enter 350 KB and adjust dimensions if needed. Small downscales keep titles clear. This keeps course catalogs ready
Download the JPEG
Export once it reaches 350 KB. Files already under the limit stay unchanged for fast updates. This keeps course catalogs ready
Compress JPEG to 350 KB
Compress JPEG to 350 KB for course covers and lesson heroes. Keep catalogs fast with polished visuals. Ideal for course catalog launches.
FAQ for 350 KB JPEG Compression
Common questions about 350 KB JPEG sizing.
350 KB works well for course cover art, lesson hero images, and learning catalog grids where you want clear branding without heavy page weight. It keeps instructor photos and titles sharp while pages remain responsive.
350 KB keeps more detail than 300 KB for typography and color gradients, but it stays lighter than 400 KB for faster catalog loads. Choose 350 KB when you want a balanced course cover size. It is a solid balance for course catalogs.
Course titles and badges can remain readable if the background is clean and contrast is strong. Avoid tiny fonts and preview at final card size to confirm legibility. It is a solid balance for course catalogs. This keeps pages responsive.
Sometimes. A small reduction in width is often enough to hit 350 KB without visible artifacts. Keep the aspect ratio locked so cover tiles stay aligned across the grid. It is a solid balance for course catalogs.
Usually no. Full screen lesson heroes may need higher budgets to preserve detail. Use 350 KB for catalog covers and choose a larger target for full width scenes. It is a solid balance for course catalogs. This keeps pages responsive.
If the file is already under 350 KB, it exports unchanged to avoid recompression. That preserves existing quality while keeping the cover light for catalog pages. It is a solid balance for course catalogs. This keeps pages responsive.
Yes. Compression runs in your browser, so images are not uploaded or stored. This keeps learning assets private and supports quick iteration. It is a solid balance for course catalogs. This keeps pages responsive.
Use simple backgrounds, avoid heavy noise, and keep the subject centered. Clean compositions compress better and stay sharp at 350 KB. If it looks soft, reduce dimensions slightly. It is a solid balance for course catalogs.
Yes, our image resizing tool is completely free to use. No registration required, no watermarks, and no hidden fees. Simply upload your image and resize it to your desired dimensions.
Absolutely! All image processing is done locally in your browser. Your images are never uploaded to our servers, ensuring complete privacy and security of your files.
Popular resize presets
Jump to the most commonly used image sizes for your projects