# FlexiFone vs OpenPort Viewer

The clearest difference is update cadence: OpenPort Viewer at every 9 days against FlexiFone's every 2 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.

FlexiFone ships an update every 2 months, OpenPort Viewer every 9 days. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | FlexiFone | OpenPort Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Ad-supported | — |
| Size | 64 MB | 3 MB |
| Requires iOS | **14.0.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FlexiFone Telecommunications Limited](https://appshunter.io/developer/1738673924) | [Chee Siang Tee](https://appshunter.io/developer/965771416) |

## What reviewers say

### FlexiFone

[App page](https://appshunter.io/ios/app/flexifone/id6480311434)

This app provides a Multi-Network eSIM for seamless access to major UK networks, ensuring the best coverage wherever you are. You can maintain your primary number while using the eSIM for data, with automatic switching to the strongest signal.

**Highlights:** Multi-Network eSIM access, Automatic network switching, Best coverage in UK, Keep primary number, Data-focused eSIM, Physical SIM option

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

**In-app purchases:** none


### OpenPort Viewer

[App page](https://appshunter.io/ios/app/openport-viewer/id6761357518)

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

**In-app purchases:** none


## Frequently asked questions

### Is FlexiFone free?

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

### Is OpenPort Viewer free?

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

### Do FlexiFone or OpenPort Viewer have ads?

Neither FlexiFone nor OpenPort Viewer shows ads.

### Which is updated more often, FlexiFone or OpenPort Viewer?

FlexiFone ships an update every 2 months, and OpenPort Viewer every 9 days. Most recently, FlexiFone was updated on October 1, 2026 and OpenPort Viewer on October 11, 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.*