First version contains historical photos from the best-known early photographer Signe Brander licenced from the Helsinki City Museum. Next versions will cover Helsinki with my photos including many which you have seen in this blog. The Android version already has contemporary content.
So download the app
Contact the author: ppblogs at welho.com
The images are not available for free and they may not be used without an agreement with the author.Check my main blog What the Helsinki? and the related app too!