# ePerf vs Orlando Explorer Mobile

The clearest difference is rating: ePerf at 3.0 against Orlando Explorer Mobile's 1.0. On price, ratings volume, update cadence and ads there is nothing between them.

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

ePerf holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

ePerf ships an update every 2 months, Orlando Explorer Mobile every 5 weeks. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ePerf | Orlando Explorer Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/eperf/id586166665/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/orlando-explorer-mobile/id1576183720/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 56 MB | 26 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [EMBRAER S.A.](https://appshunter.io/developer/507436833) | [Infotel](https://appshunter.io/developer/427181962) |

## What reviewers say

### ePerf

[App page](https://appshunter.io/ios/app/eperf/id586166665)

This application provides pilots with real-time aircraft performance calculations for any flight phase, offline. It aims to reduce cockpit workload, save fuel through takeoff thrust optimization, and eliminate paper-based materials for a more economical and efficient flight operation.

**Highlights:** Offline flight performance calculations, Takeoff and landing performance, Reduced paper cockpit materials, Engine savings through thrust optimization, Quick performance calculations, Support for Embraer Commercial aircraft

**Features:** Vision Pro support

**In-app purchases:** none


### Orlando Explorer Mobile

[App page](https://appshunter.io/ios/app/orlando-explorer-mobile/id1576183720)

Access and view technical publications for aviation professionals. Supports various manual types and PDF documents for both online and offline use. Manage content from a central service.

**Highlights:** View technical manuals online or offline, Supports various aviation document formats, Manage content via Orlando Suite, Open manuals in multiple tabs, Filter manuals by metadata and applicability, View effective and scheduled publications side-by-side

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

**In-app purchases:** none


## Frequently asked questions

### Is ePerf free?

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

### Is Orlando Explorer Mobile free?

Orlando Explorer Mobile is free to download, with no in-app purchases.

### Which has better reviews, ePerf or Orlando Explorer Mobile?

ePerf is rated higher. ePerf averages 3.0 out of 5 from 2 ratings, while Orlando Explorer Mobile averages 1.0 from 1 ratings.

### Do ePerf or Orlando Explorer Mobile have ads?

Neither ePerf nor Orlando Explorer Mobile shows ads.

### Which is updated more often, ePerf or Orlando Explorer Mobile?

ePerf ships an update every 2 months, and Orlando Explorer Mobile every 5 weeks. Most recently, ePerf was updated on October 19, 2026 and Orlando Explorer Mobile on October 24, 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.*