SaaS management for startups

Modern internet business have started relying on numerous SaaS and non SaaS tools. As the company grows the costs consistently change as you move through different pricing models and tiers.
This is such a problem that there’s even an entire category of SaaS products that help manage other SaaS products. Some examples are Blissfully, SaaSLicense, or Intello. However these tools are priced for large organisations.
Where are similar SaaS tools that target SMEs or startups?