Dataskip .io is the best right now. 

To solve this, I built a custom mobile app to handle rent payments and due dates because no other management software can handle the payment schedules or turnover.

submitted a loan app to easy street not too long ago still haven't heard back 

Contact your county tax assessor's office to learn how to find this information (it's usually online and easy).Talk to the neighbors.There are paid apps that may include contact information for specific properties.

In the age of Uber and other disruptors the reason why 96% are sold by an agent is because it makes sense (end cents) - otherwise, there would be an app for that ;-)Here is the better question: how do you find a great agent?

There are some great mileage tracking apps out there that make it easy. 

Most people who get these apps though are hoping it will do all the work for them.

Also, the nextdoor app is great for finding local resources.

I wish the map options were available on the mobile app as well though. 

You would be best served by managing them with two separate apps.