A vigil was held for Grace Millane last night in Queenstown and there are more in the coming days in cities around the country. The vigils are not just to remember the British backpacker, they are for all those affected by violence.
There's been a lot of talk about what women do to keep themselves safe. Verisafe was created for this very purpose. The app is designed to make it easier to get help if you're in a dodgy situation.
The app's founder Hannah Milward tells us how it works and why she created it.