# eSimFly B2B vs xO App

The clearest difference is iOS requirement: xO App at 13.0 against eSimFly B2B's 15.1. On price, update cadence, 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.

eSimFly B2B ships an update every 4 months, xO App every 7 months. The most recent releases landed on July 8, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | eSimFly B2B | xO App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/esimfly-b2b/id6686394686/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | Free | — |
| Size | 69 MB | 36 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ESIMFLY ILETISIM TEKNOLOJILERI PAZARLAMA TICARET LIMITED SIRKETI](https://appshunter.io/developer/1768555704) | [ACME INFOVISION SYSTEMS PRIVATE LIMITED](https://appshunter.io/developer/1691059909) |

## What reviewers say

### eSimFly B2B

[App page](https://appshunter.io/ios/app/esimfly-b2b/id6686394686)

This platform enables travel agencies and businesses to offer eSIM services to their customers. It provides tools to easily sell and manage eSIMs, creating a new revenue stream and enhancing customer travel experiences.

**Highlights:** B2B eSIM platform, Sell eSIMs to customers, Manage eSIMs, Expand business services, New revenue stream, User-friendly interface

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### xO App

[App page](https://appshunter.io/ios/app/xo-app/id6748205067)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eSimFly B2B free?

eSimFly B2B is free to download, with no in-app purchases.

### Is xO App free?

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

### Do eSimFly B2B or xO App have ads?

Neither eSimFly B2B nor xO App shows ads.

### Which is updated more often, eSimFly B2B or xO App?

eSimFly B2B ships an update every 4 months, and xO App every 7 months. Most recently, eSimFly B2B was updated on July 8, 2026 and xO App on June 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.*