Comparison

XChange Data vs Quota (Dualog)

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

Head to head
About

XChange Data

This app provides mobile access to a satellite data and internet service. It allows users to manage their data communication, monitor usage in real-time, and access media content hosted on the intranet. The service automatically disconnects after a set duration to secure prepaid credit.

Highlights
  • Mobile access to XChange interface
  • Real-time data usage monitoring
  • Access to intranet media content
  • Automatic disconnection to secure credit
  • Remember Me login feature
Features
Read full description

XChange Data by Marlink Version: 1.2.0 The XChange Data app is a data and internet access service provided by Marlink. XChange Data simplifies your access to the mobile XChange user interface to manage your data communication via satellite. Once ‘online’ you can use your preferred apps like email, Whatsapp, Facebook and so on. Monitor and control your satellite data usage in real time. To secure your prepaid credit, the XChange mobile environment disconnects you automatically after 2 hours of usage (default). Ask your on board administrator if you would like to extend the duration. Enhancements: ¤ Supports iOS 11 ¤ Minor bug fixes Main features: ¤ Mobile access: Access the XChange mobile interface just by starting the app. ¤ Remember me: Just set your user account once and enable the “Remember Me” feature to be automatically logged in the next time when starting the app. ¤ Media content: Access any media content (video, audio, etc…) hosted on XChange´s intranet. The XChange Data app supports all iOS devices as of iOS 7.

About

Quota (Dualog)

This app allows ship crew to manage their onboard internet access. It provides real-time usage tracking, allows purchasing additional data, and offers data-saving features for a fair and user-friendly experience.

Highlights
  • Real-time data and time usage tracking
  • Cross-device internet access management
  • In-app data top-ups
  • Data-saving alerts and tips
  • Automatic ship Wi-Fi detection for login
  • Daily breakdowns by carrier
Features
Read full description

The Dualog Quota app helps crew manage their internet access onboard in a secure, fair, and user-friendly way. Quota replaces Dualog’s Crew Connection app, which was previously used to manage internet quotas onboard. With a modern, mobile-friendly design, Quota makes it easier than ever for the crew to stay in control. What you can do with the Quota app: - Track your usage in real time See how much data or time you’ve used, how much is left, and get daily breakdowns by carrier like Starlink, VSAT, or 4G. - Use the internet across all your devices Manage access on multiple devices under the same account. Works smoothly on mobile and tablet via the app, or on desktop through the web interface. - Top up when you need to Run out of your free allowance? Buy more data directly in the app, no need to ask IT or the captain. - Stay in control with data-saving features Get alerts when usage is high and tips for reducing consumption, so you don’t run out unexpectedly. - Enjoy hassle-free logins The app detects the ship’s Wi-Fi automatically, making logins faster and more reliable. Built for the realities of ship life The service works with any internet provider or carrier, requires no local admin for everyday use, and integrates with Dualog’s proven internet control and security tools. Reliable and fair internet access is now an essential part of crew welfare. With Quota, you gain more transparency, more control, and the freedom to stay connected with family and friends, while helping ship operators keep networks secure and costs under control.

Screenshots

XChange Data4 screens
Quota (Dualog)4 screens

Verdict

The call

The clearest difference is update cadence: Quota (Dualog) at every 2 months against XChange Data's every 25 months. XChange Data's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (11.0 vs 16.4). On price, review sentiment, 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

XChange Data ships an update every 25 months, Quota (Dualog) every 2 months. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

Scorecard3 real differences · 7 level
XChange Data versus Quota (Dualog): the parameters behind the verdict, then further details
ParameterXChange DataQuota (Dualog)
PriceFreeFree
Rating1.9 (9 ratings) — better—
Positive reviews5.9% of reviews — better2.4% of reviews
Number of ratings9 — better—
Update frequencyEvery 25 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better16.4
Further details — not scored
Size8 MB47 MB
Age rating4+4+
DeveloperMarlink SASDualog AS

Customer experience

XChange Data

All ratings9 ratings
Positive22.2%
Neutral0.0%
Negative77.8%
Written reviews34 reviews
Positive5.9%
Neutral0.0%
Negative94.1%

Quota (Dualog)

Written reviews41 reviews
Positive2.4%
Neutral4.9%
Negative92.7%

In-app purchases

None

XChange Data

No in-app purchases

None

Quota (Dualog)

No in-app purchases

Questions

Is XChange Data free?
XChange Data is free to download, with no in-app purchases.
Is Quota (Dualog) free?
Quota (Dualog) is free to download, with no in-app purchases.
Do XChange Data or Quota (Dualog) have ads?
Neither XChange Data nor Quota (Dualog) shows ads.
Which is updated more often, XChange Data or Quota (Dualog)?
XChange Data ships an update every 25 months, and Quota (Dualog) every 2 months. Most recently, XChange Data was updated on October 16, 2026 and Quota (Dualog) on October 17, 2026.

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