coolAltitude vs Pilot DGR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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/
Pilot DGR
This app allows pilots to quickly search for dangerous goods information by UN number or name. It provides detailed data on risks, procedures, and regulations, with the ability to favorite items for easy access.
- Search dangerous goods by UN Number and Name
- Add favorite dangerous goods
- Drill codes lookup
- Detailed risk and procedure information
- Hazard class and UN number details
- Quantity limitations
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You will be able to search dangerous goods by UN Number and Name. You can add your favorite dangerous goods to your favorite list. You can use drill codes screen to find out which drill codes corresponds to which emergency response guide. Following data is presented on the application. *INHERENT RISK *RISK TO AIRCRAFT *RISK TO OCCUPANTS *SPILL OR LEAK PROCEDURE *FIREFIGHTING PROCEDURE *ADDITIONAL CONSIDERATIONS *DRILL LETTER *Description *Symbol *Hazard class or Division *UN Number *Package Group *Label Codes *Special Provisions *Packaging-Exceptions *Packaging-Non-bulk *Packaging-Bulk *Quantity Limitations-Passenger aircraft/rail *Quantity Limitations-Cargo aircraft only *Vessel Stowage-Location *Vessel Stowage-Other
Screenshots
Verdict
The clearest difference is review sentiment: coolAltitude at 60% against Pilot DGR's 14%. coolAltitude also leads on rating (5.0 vs 1.3) and update cadence (every 3 months vs every 30 months). Pilot DGR's advantage is price (Free vs $7.99) and iOS requirement (11.0 vs 17.0). On ratings volume, ads, in-app purchases 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
Pilot DGR is free to download; coolAltitude costs $7.99 up front. coolAltitude sells 2 in-app purchases, starting at $7.99 per year and Pilot DGR sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
coolAltitude holds the better App Store score, 5.0 against 1.3. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews point the same way: 60% of coolAltitude's written reviews are positive against 14% of Pilot DGR's.
coolAltitude ships an update every 3 months, Pilot DGR every 30 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.
| Parameter | coolAltitude | Pilot DGR |
|---|---|---|
| Price | $7.99 | Free — better |
| Rating | 5.0 (7 ratings) — better | 1.3 (4 ratings) |
| Positive reviews | 60.0% of reviews — better | 14.3% of reviews |
| Number of ratings | 7 — better | 4 |
| Update frequency | Every 3 months — better | Every 30 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 56 MB | 11 MB |
| Age rating | 17+ | 4+ |
| Developer | SilkIdea s.r.o. | Mindsoft Technology |
Customer experience
coolAltitude
Pilot DGR
In-app purchases
coolAltitude
- De & Anti-Icing Pro$7.991 Year
- Save & Retrieve Approach Data$7.991 Year
Pilot DGR
- Professional Edition$1.99








