Most leading thumbnail apps, including this one, offer a similar suite of creative tools:

While there are many apps titled "Thumbnail Maker," of the popular Thumbnail Maker - Channel art app (developed by Content Arcade Apps) is available for download on Aptoide . Key Features of Thumbnail Maker

If you are looking for more widely used or official platforms, these are highly rated for creating social media graphics: Best Free YouTube Thumbnail Maker Apps (2025 Update)