If you are still looking for alternatives or considering changing your recurring billing software, why don’t you try ReliaBills? You can use them for FREE and no credit card required. And for more features, you can just optionally upgrade … (more)
Just like ReliaBills, we also offer 3rd party integrations and API, but we just don't show it unless our customers ask us to.
ReliaBills is also a subscription billing platform and has a free version too that you can use for lifetime.