# iPreFlight3 vs eQRH

The clearest difference is update cadence: iPreFlight3 at every 6 weeks against eQRH's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iPreFlight3 ships an update every 6 weeks, eQRH every 3 months. The most recent releases landed on August 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | iPreFlight3 | eQRH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (55 ratings)](https://appshunter.io/ios/app/ipreflight3/id779654127/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 5.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 30 MB | 91 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aircraft Performance Group, LLC](https://appshunter.io/developer/370256841) | [EMBRAER S.A.](https://appshunter.io/developer/507436833) |

## What reviewers say

### iPreFlight3

[App page](https://appshunter.io/ios/app/ipreflight3/id779654127)

This app helps pilots quickly calculate available payload and fuel for flights. It integrates runway analysis, weight and balance, and flight planning with weather data. Users can prepare flight books and releases, and share them with crew.

**Highlights:** Max Payload Estimator (MPE™), Runway Analysis (RWA), Weight and Balance (WB), Flight Planning with Fuel Calculation, Flight Book preparation, Flight Release generation and sharing

**In-app purchases:** none


### eQRH

[App page](https://appshunter.io/ios/app/eqrh/id903360017)

**In-app purchases:** none


## Frequently asked questions

### Is iPreFlight3 free?

iPreFlight3 is free to download, with no in-app purchases.

### Is eQRH free?

eQRH is free to download, with no in-app purchases.

### Do iPreFlight3 or eQRH have ads?

Neither iPreFlight3 nor eQRH shows ads.

### Which is updated more often, iPreFlight3 or eQRH?

iPreFlight3 ships an update every 6 weeks, and eQRH every 3 months. Most recently, iPreFlight3 was updated on August 19, 2026 and eQRH on September 17, 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.*