# BackpackLink vs eFlexSim

The clearest difference is iOS requirement: BackpackLink at 13.0 against eFlexSim's 15.0. 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.

## The numbers

| Metric | BackpackLink | eFlexSim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 19 MB | 50 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Didarul Islam](https://appshunter.io/developer/1873672851) | [Top Explore pte Limited](https://appshunter.io/developer/6794991928) |

## What reviewers say

### BackpackLink

[App page](https://appshunter.io/ios/app/backpacklink/id6786984157)

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

**In-app purchases:** none


### eFlexSim

[App page](https://appshunter.io/ios/app/eflexsim-esim-travel-data/id6794991926)

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BackpackLink free?

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

### Is eFlexSim free?

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

### Do BackpackLink or eFlexSim have ads?

Neither BackpackLink nor eFlexSim shows ads.

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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.*