FoxData offers this feature to users who subscribed Standard Plan: Estimated Downloads

Download Estimates are the estimates of the actual app downloads in the store. The results based on the FoxData Data Model. You can view the download trends of apps in the market.

Not actual data, for reference only.

This feature shows the app's downloads in the selected country.

1. You can view the estimated daily downloads of your app for a certain period of time in its history by filtering the period.

2. Choose competitors to compare the downloads trend.

This feature shows downloads of the selected app in every country.

You can also view the percentage of downloads by market around the world and see which countries are contributing the most downloads.

For you have any other questions, please check out the link: Product Feedback