CTT Marine vs DNOR
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
CTT Marine
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CTT Marine allows you to view telemetry data from your CTT marine tracking devices. You can also use the application to interface with devices for field testing prior to deployment.
DNOR
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DNOR is an intelligent camera client. After purchasing a intelligent camera, you can use this app to connect your camera at any time to view the images of your home or store, and can also communicate with your family at any time.
Screenshots
Verdict
CTT Marine and DNOR are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CTT Marine ships an update every 2 months, DNOR every 3 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | CTT Marine | DNOR |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months โ better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPod |
| Requires iOS | 13.0 | 12.0 โ better |
| Further details โ not scored | ||
| Size | 57 MB | 140 MB |
| Age rating | 4+ | 4+ |
| Developer | Cellular Tracking Technologies | Yee Hon Cong |
In-app purchases
CTT Marine
No in-app purchases
DNOR
No in-app purchases
