Mobile app related

I need someone to do, -Launcher icon application In size of 500x500 (in pixels). (For Andorid image could be in .PNG or .SVG format) In size of 1536x1536 (in pixels). (For iOS image should be in .PNG format and square in shape, kindly avoid the image to round from the corners) Image for placeholder - Image for placeholder In size of 500x500 (in pixels). (for Adnorid image could be in .PNG or .SVG format) (for iOS image should be in .PNG format)App walk through screens - Image for Splash screens In size of 1280x1920 (in pixels) for Andorid. (Image could be in .PNG) In size of 1536x2048 (in pixels) for iPad. In size of 1125x2436 (in pixels) for iPhoneX. In size of 1242x2208 (in pixels) for iPhone5. In size of 640x960 (in pixels) for iPhone4. In size of 1242×2688 (in pixels) for Phone Xs Max. (Image should be in .JPEG) - App walkthrough screens In size of 1280x1920 (in pixels) for Andorid. (Image could be in .PNG) In size of 1536x2048 (in pixels) for iPad. In size of 1125x2436 (in pixels) for iPhoneX. In size of 1242x2208 (in pixels) for iPhone5. In size of 640x960 (in pixels) for iPhone4. (Image should be in .PNG / JPEG) -Login page background image In size of 1280x1920 (in pixels) for Andorid. (Image could be in .PNG) In size of 1536x2048 (in pixels) for iPad. In size of 1125x2436 (in pixels) for iPhoneX. In size of 1242x2208 (in pixels) for iPhone5. In size of 640x960 (in pixels) for iPhone4. In size of 1242×2688 (in pixels) for Phone Xs Max. (Image should be in .JPEG) -Banner images for vendor home page In size of 500x250 (in pixels) for Andorid. (Image could be in .PNG) In size of 960 × 570 (in pixels) for iOS. (Image should be in .PNG) These images are required to define the features of the vendor app on the Homepage. Images are required for below-mentioned features - • Add Product • Vendor Profile • Vendor Administrative Details