They still do offer an API solution and their free plan comes with a high limit of 20,000 monthly calls... In case that's still not enough or some of their other limits are preventing OP from using it in his/her platform, perhaps there might be a way to simultaneously use a few of them ^{[I compiled a few of them on "this post" recently]}.

Thank you so much dubst4r for pushing the above update this fast ^{[it means a lot (it works perfectly)]}