Nayuta CoreGoogle Play
Our wallet review process
We examine wallets starting at the code level and continue all the way up to the finished app that lives on your device. Provided below is an outline of each of these steps along with security tips for you and general test results.
Application build test result
Update 2022-01-15: This app is not on the Store anymore.
Updated Review 2021-12-21
New information was presented that has made this project closed source. Details can be found here:
The current app is built from a new private repo, this is because the app has had a major refactor and is in testing on google play, once it is in a stable state it will be updated here or this repo will be closed an a new public one made
This bitcoin and lightning network app allows on-chain as well as lightning payments. It claims to be self-custodial and allows users to backup and restore from a 24 word seed.
However, according to its terms and conditions:
The Service and its original content, features and functionality are and will remain the exclusive property of Nayuta Inc. and its licensors. The Service is protected by copyright, trademark, and other laws of both the Japan and foreign countries. Our trademarks and trade dress may not be used in connection with any product or service without the prior written consent of Nayuta Inc..
This app is self-custodial and though it claims to have “exclusive ownership” of the “original content, features and functionality”, the wallet’s source code is available on Github.
Tests performed by Daniel Andrei R. Garcia
Do your own research
In addition to reading our analysis, it is important to do your own checks. Before transferring any bitcoin to your wallet, look up reviews for the wallet you want to use. They should be easy to find. If they aren't, that itself is a reason to be extra careful.