Every iPhone needs a few good nacre apps. We benchmark 3+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
This app allows seafarers to digitally authenticate their maritime training certificates and prove their identity. It leverages blockchain technology to combat certificate forgery and streamline the crewing process.
NACRE tops our nacre apps ranking as of June 2026, with a 1.0-star average from 1 App Store ratings, and it's free to download.
Are there free nacre apps for iPhone?
Yes — 2 of the top nacre apps we rank are free to download, including NACRE and Culture of Nauru Exam.
Does NACRE have ads or in-app purchases?
NACRE has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
How many nacre apps are on the App Store?
We track 3+ nacre apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
How does NACRE ensure certificate authenticity?
NACRE utilizes a private blockchain to store maritime training certificates. This makes the certificates immutable and allows crewing offices to easily verify their authenticity through the app.
Can NACRE be used to prove my identity?
Yes, NACRE facilitates identity proofing through a QR code challenge system. An administrator issues a QR code, which you scan with the app to verify your identity.
