# Cold Correct vs Boeing 787 Training Guide PRO

The clearest difference is price: Cold Correct at $0.99 against Boeing 787 Training Guide PRO's $24.99. Cold Correct also leads on review sentiment (100% vs 67%). Boeing 787 Training Guide PRO's advantage is rating (5.0 vs 4.5) and update cadence (every 10 months vs every 60 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

Cold Correct costs $0.99 and Boeing 787 Training Guide PRO $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Boeing 787 Training Guide PRO holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews complicate that: 100% of Cold Correct's written reviews are positive against 67% of Boeing 787 Training Guide PRO's, so the app with the better star average is not the one people write more warmly about.

Cold Correct ships an update every 60 months, Boeing 787 Training Guide PRO every 10 months. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Cold Correct | Boeing 787 Training Guide PRO |
| --- | --- | --- |
| Price | **$0.99** | $24.99 |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/cold-correct/id1169832115/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/boeing-787-training-guide-pro/id1611213369/reviews)** |
| Number of ratings | 2 | **6** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 60 months | **Every 10 months** |
| Monetization | Paid | Paid |
| Size | 10 MB | 704 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SJR Ventures LLC](https://appshunter.io/developer/1169832114) | [Gustavo Legarreta](https://appshunter.io/developer/1506804238) |

## What reviewers say

### Cold Correct

[App page](https://appshunter.io/ios/app/cold-correct/id1169832115)

Calculate temperature corrected altitude using data from aviation manuals. This utility helps pilots and aviation professionals adjust altitude readings based on cold temperature conditions.

**Highlights:** Temperature corrected altitude calculation, Uses AIM data, ICAO cold temperature correction table, Altitude adjustment for cold weather

**In-app purchases:** none


### Boeing 787 Training Guide PRO

[App page](https://appshunter.io/ios/app/boeing-787-training-guide-pro/id1611213369)

This pilot-curated knowledge base offers over 2,200 questions and explanations for 787 systems and procedures. Create custom tests, filter by topic, and access a comprehensive search database to enhance your aviation studies.

**Highlights:** 2,200+ Q&A with explanations, Custom test creation, Topic filtering (787-8/9), 700+ HD images, Full FCOM search, Unit converter, Dark Mode support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cold Correct free?

Cold Correct costs $0.99, with no in-app purchases.

### Is Boeing 787 Training Guide PRO free?

Boeing 787 Training Guide PRO costs $24.99, with no in-app purchases.

### Which has better reviews, Cold Correct or Boeing 787 Training Guide PRO?

Boeing 787 Training Guide PRO is rated higher. Cold Correct averages 4.5 out of 5 from 2 ratings, while Boeing 787 Training Guide PRO averages 5.0 from 6 ratings.

### Do Cold Correct or Boeing 787 Training Guide PRO have ads?

Neither Cold Correct nor Boeing 787 Training Guide PRO shows ads.

### Which is updated more often, Cold Correct or Boeing 787 Training Guide PRO?

Cold Correct ships an update every 60 months, and Boeing 787 Training Guide PRO every 10 months. Most recently, Cold Correct was updated on October 10, 2026 and Boeing 787 Training Guide PRO on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*