Ok, here's another batch of tips when building visualizations in Qlik Sense. It's a mix of recipes for new charts and tips for app development. Content as follows, full descriptions and demos in the app below.
Charts
Radial bar chart / Activity gauge
Violin plot
Circle timeline
Fish Eye chart
Stacked Venn chart
Radial bar chart revisited
Stacked butterfly chart
KPI with org chart
Kanban chart with org chart
Kanban chart with table
Gantt - map chart version
Pie chart with center text
Switch
KPI with text & image object
Tips
Custom data labels
Color by rank
Legend sort order
Text & image export
Donut map layer
Compare with last year
Compare with last period
Document chaining
URL encoding
Land or population
Avoid formulas in selection bar
Custom pivot totals
Pick and match
Line break in button
Pivot with multi lines
Autoscale
Charts for animation
I want to emphasize that many of the tips are invented by others than me, I tried to credit the original author at all places when possible, the app below can be viewed as my current top picks.