# Weight vs E

The clearest difference is price: E at Free against Weight's $4.99. E also leads on update cadence (weekly vs every 4 months). Weight's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

E is free to download; Weight costs $4.99 up front. E sells 1 one-off in-app purchase. Weight asks for nothing beyond the download.

Weight ships an update every 4 months, E weekly. The most recent releases landed on September 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Weight | E |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/e-170175-aircraft-apps/id1637315525/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 109 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bravo Zulu Apps LLC](https://appshunter.io/developer/1000879252) | [Aircraft Apps LLC](https://appshunter.io/developer/1499571546) |

## What reviewers say

### Weight

[App page](https://appshunter.io/ios/app/weight-shift-control-test-prep/id1422391003)

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-170175-aircraft-apps/id1637315525)

This app provides supplemental study material for Embraer E-170/175 aircraft type ratings. It offers flashcards, quizzes, and memory items for pilots preparing for exams and recurrent training. Features include weather data, distance calculations, and conversion tools.

**Highlights:** Aircraft system flashcards, Multiple choice quizzes with timer, Memory items study, Aircraft limitations study, Worldwide weather and METAR/TAF, Airport distance calculator, Aircraft conversion calculator

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| E-170175 Type Rating Prep | $19.99 | one-time |


## Frequently asked questions

### Is Weight free?

Weight costs $4.99, with no in-app purchases.

### Is E free?

E is free to download, with in-app purchases available.

### Do Weight or E have ads?

Neither Weight nor E shows ads.

### Which is updated more often, Weight or E?

Weight ships an update every 4 months, and E weekly. Most recently, Weight was updated on September 10, 2026 and E on October 1, 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.*