iColorama S
Photo editor and manipulator
LightWeaver
Photo effects with light and colours
MetaBrush S
Photo painting effects.
Brushstroke
Photo painter effects
Deco Sketch
Drawing, can also be used to make mosaic-like edits.
Repix by Sumoing Ltd
Mosaic paint filters, bokeh effects, and more
BokashiMaru
Photo Mosaic/ photo manipulator/editor
Oilist
Automatic Photo painting, with many customizations.
Tipix
Photo mosaic and overlays
Olli
Photo painterly effects