Comparison

Trivigintuple Calc vs NOTAMs App

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

Head to head
About

Trivigintuple Calc

Features
Read full description

Display 23 calculators and perform calculations with each one.

About

NOTAMs App

Receive real-time airspace information and critical alerts for flight operations. This app translates aviation abbreviations into plain English and tracks changes to NOTAMs. It offers offline access and a clean interface designed for pilots.

Highlights
  • Real-time NOTAM delivery
  • Instant push notifications
  • Smart severity classification
  • Multi-FIR monitoring
  • Automatic NOTAM translation
  • Change tracking
  • Offline access
Features
Read full description

NOTAM App delivers real-time Notice to Air Missions directly to your device, keeping you informed of airspace changes that matter to your flight operations. CRITICAL ALERT SYSTEM • Instant push notifications for airspace closures and critical restrictions • Smart severity classification: Critical (red), Warning (orange), Caution (yellow), Info (green) • Never miss a flight-critical notice with time-sensitive alerts MULTI-FIR MONITORING • Track multiple Flight Information Regions simultaneously • Searchable database of 100+ official ICAO FIR codes • Add custom FIR codes for complete coverage • Enable or disable individual regions as needed SMART NOTAM TRANSLATION • Automatic translation of aviation abbreviations to plain English • Side-by-side Original and Translated views • 100+ aviation terms decoded instantly • Understand complex NOTAMs at a glance CHANGE TRACKING • Automatic detection of new, modified, and cancelled NOTAMs • Change history with before/after comparisons • Stay current with evolving airspace situations DESIGNED FOR PILOTS • Clean, professional interface optimized for quick scanning • Filter active vs. expired NOTAMs • Search across all NOTAMs by ID, location, or content • Background refresh keeps data current • Works offline with cached data • Dark mode for cockpit use CONFIGURABLE REFRESH • Automatic background updates (1h, 3h, 6h, 12h intervals) • Manual pull-to-refresh anytime • Last update timestamp always visible The data source for teh NOTAMs is https://notams.aim.faa.gov/notamSearch/nsapp.html. The application is informational in nature and is designed to non-professionals and is not to be considered as a sole source of information to meet all pre-flight action.

Screenshots

Trivigintuple Calc1 screens
NOTAMs App4 screens

Verdict

The call

The clearest difference is ads: NOTAMs App at none against Trivigintuple Calc's shown. Trivigintuple Calc's advantage is device support (3 vs 1) and iOS requirement (15.8.3 vs 17.0). On price 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.

Scorecard3 real differences · 6 level
Trivigintuple Calc versus NOTAMs App: the parameters behind the verdict, then further details
ParameterTrivigintuple CalcNOTAMs App
PriceFreeFree
Rating—1.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 weeks—
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.8.3 — better17.0
Further details — not scored
Size36 MB2 MB
Age rating4+4+
DeveloperHideaki UchikoshiOVIDIU EFTIMIE

In-app purchases

None

Trivigintuple Calc

No in-app purchases

None

NOTAMs App

No in-app purchases

Questions

Is Trivigintuple Calc free?
Trivigintuple Calc is free to download, with no in-app purchases.
Is NOTAMs App free?
NOTAMs App is free to download, with no in-app purchases.
Do Trivigintuple Calc or NOTAMs App have ads?
Trivigintuple Calc shows ads; NOTAMs App does not.

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