# Flysmart+ Ops Lib vs ePerf

The clearest difference is rating: ePerf at 3.0 against Flysmart+ Ops Lib's 1.0. ePerf also leads on update cadence (every 2 months vs every 4 months). Flysmart+ Ops Lib's advantage is iOS requirement (15.6 vs 17.0). On price, ratings volume, ads and in-app purchases 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 2 respectively.

Flysmart+ Ops Lib ships an update every 4 months, ePerf every 2 months. The most recent releases landed on September 21, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Flysmart+ Ops Lib | ePerf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/flysmart-plus-ops-lib/id535292321/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/eperf/id586166665/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 26 MB | 56 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Navblue Inc.](https://appshunter.io/developer/455732159) | [EMBRAER S.A.](https://appshunter.io/developer/507436833) |

## What reviewers say

### Flysmart+ Ops Lib

[App page](https://appshunter.io/ios/app/flysmart-plus-ops-lib/id535292321)

Access comprehensive aircraft operational manuals on your device, reducing paper in the cockpit. This tool allows consultation of all Airbus operational manuals and in-house documents, with easy navigation through hyperlinks.

**Highlights:** Digital EFB tool, Access Airbus operational manuals, Consult in-house manuals, Reduce paper in cockpit, Hyperlinked navigation, Aircraft family and registration setup

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Flysmart+ Ops Lib free?

Flysmart+ Ops Lib is free to download, with no in-app purchases.

### Is ePerf free?

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

### Which has better reviews, Flysmart+ Ops Lib or ePerf?

ePerf is rated higher. Flysmart+ Ops Lib averages 1.0 out of 5 from 2 ratings, while ePerf averages 3.0 from 2 ratings.

### Do Flysmart+ Ops Lib or ePerf have ads?

Neither Flysmart+ Ops Lib nor ePerf shows ads.

### Which is updated more often, Flysmart+ Ops Lib or ePerf?

Flysmart+ Ops Lib ships an update every 4 months, and ePerf every 2 months. Most recently, Flysmart+ Ops Lib was updated on September 21, 2026 and ePerf on September 30, 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.*