If you want to move money from Spend to Save, or from Save to Give you can transfer money between pots by following these steps:
From the Parent Dashboard, select your Child's name
Select the Pot you want to move money to
Tap the three dots '...' in the bottom right hand corner
You can swipe left or right to select the Pot you want to move money from
Once selected, enter the amount you want to transfer and hit 'Save' and then 'Transfer'
You can also hit 'Swap' and move money out of the Pot that you are in and into a another Pot.