I’ve released a new Android version (v1.4.6). Changes in this version include: Making the level 1 puzzles easier. Actually, there are no new puzzles, it is just that the tougher level 1 puzzles have now been reclassified as level 2. Adding a feature that colour-codes solved cogs. You’ll notice that as you solve each cog, it now turns a lighter colour. See the screenshot below. Some significant speed improvements. Parts of the main screen have been completely re-worked to improve how quickly the cogs turn. Adding a Contact Us button. Well – it would probably have been more accurate to call it …