Comparison

DigiGone Mobile vs NK

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

DigiGone Mobile

Features

Read full description

DigiGone Mobile is an encrypted video, voice, and text messaging app. An active subscription to a DigiGone service is required to use this app.

About

NK

Features

Read full description

The NK-SHIPS mobile app is a mobile version of NK-SHIPS, which is a free, internet-based information service for the owners and operators of ClassNK registered ships. Users can access useful information to manage their fleet 24 hours a day via smartphones and tablets. Features - Browse ship particulars of your fleet that have been registered with ClassNK. - Easily monitor the status of surveys/audits, due dates, and expiry dates of certificates for these ships in your fleet anytime, anywhere. * Please note that you need to have a valid NK-SHIPS user account to use this app.

Screenshots

DigiGone Mobile1 screens

NK4 screens

Verdict

The call

The clearest difference is iOS requirement: NK at 11.0 against DigiGone Mobile's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

Scorecard1 real difference · 5 level

DigiGone Mobile versus NK: the parameters behind the verdict, then further details
Parameter	DigiGone Mobile	NK
Price	Free	Free
Update frequency	Every 6 months	Every 6 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0	11.0 — better
Further details — not scored
Size	5 MB	26 MB
Age rating	4+	4+
Developer	Diginonymous, LLC	NIPPON KAIJI KYOKAI GENERAL INCORPORATED FOUNDATION

In-app purchases

None

DigiGone Mobile

No in-app purchases

None

NK

No in-app purchases

Questions

Is DigiGone Mobile free?

DigiGone Mobile is free to download, with no in-app purchases.

Is NK free?

NK is free to download, with no in-app purchases.

Do DigiGone Mobile or NK have ads?

Neither DigiGone Mobile nor NK shows ads.

Which is updated more often, DigiGone Mobile or NK?

DigiGone Mobile ships an update every 6 months, and NK every 6 months. Most recently, DigiGone Mobile was updated on November 1, 2026 and NK on November 2, 2026.