ClassNK Directory vs Maritime7
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ClassNK Directory
Easily find contact details for a global network of survey offices. Search for locations by port, country, or keywords, and view them on Google Maps.
- Worldwide office network access
- Contact information for global offices
- Search offices by port, country, or keywords
- View office locations on Google Maps
- Access staff details
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The ClassNK Directory App gives you easy access to our worldwide office network at your fingertips. ClassNK is one of the leading classification societies, and working towards safer and greener future. To be connected with ClassNK's global survey offices has never been easier with this App. Key features: - Accessing contact information (such as address, telephone number, email address and staff) for ClassNK's global offices at any time. - Searching for office locations by port, country or keywords. - Searching survey office, port by using google maps.
Maritime7
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MARITIME 7では、改正された船員法をすべて網羅した労務管理記録簿を作成できるアプリです。 船上での操作は、スマホやタブレットでワンタップするだけ。サービスの導入で、船上の業務を妨げることはありません。これまで紙で記録していた労働管理をデジタル化し、船員の働き方改革をスムーズに実現します。
Screenshots
Verdict
The clearest difference is update cadence: Maritime7 at monthly against ClassNK Directory's every 10 months. Maritime7 also leads on iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ClassNK Directory ships an update every 10 months, Maritime7 monthly. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.
| Parameter | ClassNK Directory | Maritime7 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 10 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 52 MB |
| Age rating | 17+ | 4+ |
| Developer | NIPPON KAIJI KYOKAI GENERAL INCORPORATED FOUNDATION | Zabooon, Inc |
In-app purchases
ClassNK Directory
No in-app purchases
Maritime7
No in-app purchases
