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Official Description

Peakview is a peak identification app. Through augmented reality (AR) technology, Peakview combines mountain names with the camera preview. It displays peak names on your mobile device's screen. When you go hiking, this app can help you to understand your environment. You can identify the mountains surrounding you. It is a good tool for climbers.
 
Before using this application, please read the following user's manual (PDF).
https://www.peakviewer.com/guide/Peakview_EN_20191016.pdf
Moreover, you can watch the following video.
https://www.youtube.com/watch?v=GkEb13zHNpA
 
■ Currently supported areas (can be added or deleted from "Settings" → "Selection of country/region")
□ Americas: Canada; United States
□ Asia: Hong Kong, Macau; Japan [complete]; Taiwan [complete]
□ Europe: There is support throughout Europe. The information in Germany, Ireland, Liechtenstein, Switzerland, and the United Kingdom is relatively complete.
□ Oceania: New Zealand [complete]
 
We are running a special offer. [20% OFF]
If you do not want to pay and want to use our App, please download the trial version at https://play.google.com/store/apps/details?id=com.PeakView
However, some features will not be available. (If you do not live in the above areas, the link may not be valid.)