Pixquare is a powerful pixel art app for iPad. If you are looking for an app with a simple UI, easy workflow, and advanced features for pixel art creation, then Pixquare is a good choice for you. Being developed with a focus on feedback from experienced pixel artists, Pixquare is tailored directly to the needs of its users, offering many handy tools and an advanced layer/timeline system. With Pixquare, you can now create quality pixel artwork wherever you go with the ability to export/import many file formats (Aseprite file included).
Pixquare is designed for pixel artists of all levels of expertise. Here are its highlight features:
• Highlights:
  – A simple and intuitive UI design that feels natural for users. Left-hand mode is available for lefties
  – Apple Pencil optimization with gestures, sensitivity, and finger touch rejection
  – Advanced mode for experienced artists that can be turned off for beginners to avoid being overwhelmed
  – Utilizing MetalKit (Apple's native GPU computing framework) for a smooth sketching experience
  – Supporting both manual and auto-save mode
  – Keyboard shortcuts, or on-screen gesture pad for shortcuts if a keyboard is not available
  – Quick size and opacity sliders. Opacity can be adjusted independently from the current color in the palette
  – Lospec color palette integration
• Tools:
  – Brush: pixel perfect, watercolor mode, pressure sensitivity
  – Eraser: pixel perfect, pressure sensitivity
  – Move: transformation supported
  – Line: straight and curve mode, watercolor mode, and perfect angle
  – Shape: ellipse and rectangle mode, watercolor mode, and perfect ratio
  – Selection: 5 types (box, ellipse, polygon, lasso, and magic wand) and 5 modes (add, subtract, replace, intersect, and exclusive or)
  – Color bucket: tolerance level, contiguous/non-contiguous mode, color replacement on the entire canvas
  – Eye-dropper, can also be activated by long-press on the canvas
  – Color picker: 4 modes (HSV, HSL, Wheel, and RGB), colors history, and drag-to-fill
  – All drawing tools are equipped with 2 types of tips: round and square
• Layer/timeline panel:
  – Optimized for creating beautiful animation and organized layer structure
  – Unlimited number of layers (allowed by the physical memory of the devices)
  – Multi-selection and operations
  – Layer grouping
  – Visibility and editing-lock toggle
  – Reference layer supported
  – Individual frame duration adjustment
  – Onion skin
• Additional features:
  – Symmetry tool with unlimited axes
  – Reference images
  – Color palette: save/load, download from Lospec, color gradient generator
  – Blending modes
  – Alpha lock
  – Preview with its own animation loop
  – Canvas rotation
  – A file system that works just like Finder/File Explorer on a computer
• File import/export:
  – Aseprite file compatibility: both importing and exporting
  – PNG and GIF exporting with many options: layers, frames, size multiplier, and animation directions
  – Images from Photos and Files can be imported as reference layers (can be converted to drawable layers) and reference images
• Screenshot artwork authors (by artwork number):
  – 1, 3, 4, 7: Huy B (@bit5andpiece5)
  – 2: Mossyやΐאָe (@ArtNature_it)
  – 5: ue_voxel (@UeVoxel)
  – 6, 8: Becky C (@tinydiorama)
Find more info, testimonials, and user guides at pixquare.art