Comparison

Qastor vs Pilot Thagaval

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

Head to head
About

Qastor

Features
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Qastor is a professional marine navigation and pilotage tool for maritime pilots. It combines high-precision positioning, live AIS traffic, and detailed nautical charts to support safe passage through harbors, ports, and confined waters. Built for the demands of real-time pilotage, Qastor gives you the situational awareness you need, accurate vessel position and heading, under-keel clearance, predicted tracks, and berth approach information, all on a portable display you can bring aboard any ship. Key features: Real-time AIS display of surrounding vessel traffic High-accuracy GPS positioning and heading Detailed nautical charts with depth and tidal information Docking and berth approach support Route and passage planning Works offline, independent of the ship's own systems Trusted by marine pilots for navigation in some of the world's busiest ports and waterways.

About

Pilot Thagaval

Features
Read full description

The pilot card, to be filled in by the master, is intended to provide information to the pilot on boarding the ship. This information should describe the current condition of the ship, with regard to its loading, propulsion and manoeuvring equipment, and other relevant equipment.

Screenshots

Qastor3 screens
Pilot Thagaval3 screens

Verdict

The call

The clearest difference is in-app purchases: Pilot Thagaval at none against Qastor's 3. Pilot Thagaval also leads on update cadence (monthly vs every 3 months) and iOS requirement (13.0 vs 15.0). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Qastor sells 3 in-app purchases, starting at $619.00 per year. Pilot Thagaval asks for nothing beyond the download.

UpkeepUpdate frequency

Qastor ships an update every 3 months, Pilot Thagaval monthly. The most recent releases landed on October 23, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 3 level
Qastor versus Pilot Thagaval: the parameters behind the verdict, then further details
ParameterQastorPilot Thagaval
PriceFreeFree
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size257 MB22 MB
Age rating4+4+
DeveloperQuality Positioning ServicesIndian Institute Of Technology Madras

In-app purchases

3 purchases

Qastor

Subscriptions2
  • Navigation$619.001 Year
  • Navigation + Docking$989.001 Year
One-time1
  • 14-day TrialFree
None

Pilot Thagaval

No in-app purchases

Questions

Is Qastor free?
Qastor is free to download, with in-app purchases available.
Is Pilot Thagaval free?
Pilot Thagaval is free to download, with no in-app purchases.
Do Qastor or Pilot Thagaval have ads?
Neither Qastor nor Pilot Thagaval shows ads.
Which is updated more often, Qastor or Pilot Thagaval?
Qastor ships an update every 3 months, and Pilot Thagaval monthly. Most recently, Qastor was updated on October 23, 2026 and Pilot Thagaval on October 6, 2026.

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