Thumbnail Maker: Photo Joiner

Create scroll-stopping YouTube thumbnails right from your iPhone. Thumbnail Maker joins multiple photos into a single, perfectly sized 1280x720 image in seconds - no desktop, no design skills required. Pick photos from your library, choose a grid layout, and tap Create. Adjust the spacing and gap colour, turn on Auto Enhance for a brighter, more vibrant look, then save straight to Photos or share anywhere. WHY YOU'LL LOVE IT - Join 1 to 9 photos into one thumbnail - Smart grid layouts: side by side, stacked, 2x2, 2x3, 3x3 and more - Auto layout picks the best grid for your photo count - Adjustable gap width and colour between photos - One-tap Auto Enhance for punchy, eye-catching colours - Always exports at the standard YouTube size (1280x720) - Save to Photos or share with a single tap - Fast, private, and fully on-device - your photos never leave your iPhone Perfect for vlogs, tutorials, cooking, travel, gaming, reactions, and Day in the Life videos. Make your channel stand out - one thumbnail at a time.