[koa]

Heroku ~ $200 Intercom: $150 Amazon Web Services (S3, Route 53) < $10 SendGrid < $50 MailGun $60 Slack < $50 GitHub $50 BareMetrics: $29 ChurnBuster: $59 DNSimple: < $50 Evernote < $10 Gauges $6 Olark $49 Pingdom $10 Stripe(if you call it SaaS) 2.9% plus 30cent per transaction

[europa]

And you run a saas too? Just curious to to know how many users you serve with this. Only if you are okay to say it in public.

[koa]

A couple of hundred users(smaller number of accounts since each account may have more than 1 user)