What is everyone using these days?
Well to be honest, it's usually one of the below depending how often you need to email your DJ promo list and whether or not you are doing your own distribution.
FatDrop
Fatdrop accounts costs £50 with a monthly fee starting at £35/month.
Label Worx
Label Worx charge £7.50 / promo campaign.
Label Engine
Pricing for the promotional system starts from $23.99 / month.
Inflyte
Pricing starts at £40/month.