Comparison

coolAltitude vs Flight Bag

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

Head to head
About

coolAltitude

This app provides pilots with essential tools for cold-temperature altitude corrections, approach profiles, and de-icing calculations. It integrates weather data and offers a clear interface for critical flight planning information.

Highlights
  • Cold-temperature altitude corrections
  • Approach profile visualization
  • De-icing and holdover time calculations
  • FMS-style approach setup
  • METAR, TAF, and runway condition integration
  • Light and dark mode support
Features
Read full description

coolAltitude brings cold-temperature altitude corrections, approach profiles and de-icing tools into one focused workspace for pilots. ALTITUDE CORRECTIONS Enter the temperature and approach data, compare entered and corrected altitudes, and see the result in a clear approach profile. Select the correction method and rounding option for your workflow. DME shift helps put distance references in context. APPROACH SETUP Use the FMS-style interface to work with airport, runway and approach data. A structured display and dedicated keys keep the setup readable alongside the profile. DE-ICING AND HOLDOVER TIME Select the applicable conditions, fluid type and concentration. Review the available holdover guidance and keep the countdown visible during your workflow. WEATHER AND RUNWAY CONTEXT Consult METAR, TAF and runway-condition information alongside your calculations. Online information depends on the availability of the connected services. READABLE IN LIGHT AND DARK Clear colour roles distinguish inputs, corrected values and shifted values. Light and Dark appearances support different lighting conditions, with restrained surfaces and readable controls. Some features require an in-app subscription. Check the in-app purchase screen for the features included, subscription terms and current pricing. Use current operational information and the procedures applicable to your aircraft and operation when assessing results. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Flight Bag

This app offers a suite of essential tools for pilots to perform quick and practical calculations. It includes calculators for crew rest, night time, and log time, along with helpful reference guides and conversion tables. Designed for ease of use, it aims to assist pilots with common aviation-related tasks.

Highlights
  • Crew Rest Calculator
  • Night Time Calculator
  • Cold Temperature Altitude Correction
  • Log Time Calculator
  • NOTAM Abbreviations
  • Approach Path Calculator
Read full description

Flight Bag is a complimentary, ad-free, simple and user-friendly application including following tools which are intended to help pilots make practical calculations when needed. Crew Rest Calculator Night Time Calculator Cold Temperature Altitude Correction Drill Codes Emergency Response Guidance Log Time Calculator Abbreviations Stick Time Calculator Metric-Feet Conversion Table (PRC) Approach Path Calculator For any comments, please feel free to contact us via flightbagapp@gmail.com.

Screenshots

coolAltitude4 screens
Flight Bag4 screens

Verdict

The call

The clearest difference is price: Flight Bag at Free against coolAltitude's $7.99. Flight Bag also leads on review sentiment (100% vs 60%) and in-app purchases (none vs 2). coolAltitude's advantage is ratings volume (7 vs 2). On rating, 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

Flight Bag is free to download; coolAltitude costs $7.99 up front. coolAltitude sells 2 in-app purchases, starting at $7.99 per year. Flight Bag asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for coolAltitude against 5.0 for Flight Bag. Both are backed by a comparable volume of ratings — 7 and 2 respectively. Written reviews are what separate them: 60% of coolAltitude's written reviews are positive against 100% of Flight Bag's.

UpkeepUpdate frequency

coolAltitude ships an update every 3 months, Flight Bag every 3 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard7 real differences · 3 level
coolAltitude versus Flight Bag: the parameters behind the verdict, then further details
ParametercoolAltitudeFlight Bag
Price$7.99Free — better
Rating5.0 (7 ratings)5.0 (2 ratings)
Positive reviews60.0% of reviews100.0% of reviews — better
Number of ratings7 — better2
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size56 MB61 MB
Age rating17+17+
DeveloperSilkIdea s.r.o.Ugur Sola

Customer experience

coolAltitude

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

Flight Bag

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

coolAltitude

Subscriptions2
  • De & Anti-Icing Pro$7.991 Year
  • Save & Retrieve Approach Data$7.991 Year
None

Flight Bag

No in-app purchases

Questions

Is coolAltitude free?
coolAltitude costs $7.99, and also offers in-app purchases.
Is Flight Bag free?
Flight Bag is free to download, with no in-app purchases.
Which has better reviews, coolAltitude or Flight Bag?
coolAltitude and Flight Bag are both rated 5.0 out of 5 on the App Store, from 7 and 2 ratings respectively.
Do coolAltitude or Flight Bag have ads?
Neither coolAltitude nor Flight Bag shows ads.
Which is updated more often, coolAltitude or Flight Bag?
coolAltitude ships an update every 3 months, and Flight Bag every 3 weeks. Most recently, coolAltitude was updated on November 6, 2026 and Flight Bag on November 3, 2026.

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