Prepare Image for Android Notification (512×256)
Android notification banners render at 512 px wide across all Android versions.
Your images stay on your device. Nothing is uploaded.
Android notification banners (BigPictureStyle) render at 512×256 in the notification shade — narrower than most people design for. Use a 512-wide PNG source and let Android crop.
This preset produces a 512 px PNG — Android-notification-ready.
Related tools
Frequently asked questions
- How much can I shrink images for Android notification?
- Typical reductions are 60–85% with no visible quality loss using the defaults on this page. Android notification banners (BigPictureStyle) render at 512×256 in the notification shade — narrower than most people design for. Use a 512-wide PNG source and let Android crop.
- What format is best for Android notification?
- The default format for Android notification is PNG at the preset above — chosen for the format's rendering compatibility and byte efficiency in this context.
- Will compression break transparency or animation?
- Transparency is preserved when the output format supports it (PNG, WebP, AVIF). Animation is preserved for animated WebP. JPEG output flattens transparency to white.
- Can I compress dozens of images at once?
- Yes — use the bulk compressor. Drop a folder or multi-select files; the queue processes them in order with progress per file, and you can download all results as a ZIP.
- Do my images get uploaded anywhere?
- No. The tool runs entirely in your browser — important for client work, internal assets, and anything not yet published.
Optimise the rest of your Android notification assets.
Use the bulk compressor to process a folder in one go. Everything runs locally.
Start compressing