# felix mobile vs U2 Secured Authenticator

The clearest difference is in-app purchases: felix mobile at none against U2 Secured Authenticator's 1. U2 Secured Authenticator's advantage is update cadence (every 5 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. U2 Secured Authenticator sells 1 in-app purchase, starting at $14.99 per year. felix mobile asks for nothing beyond the download.

felix mobile ships an update monthly, U2 Secured Authenticator every 5 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | felix mobile | U2 Secured Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (42 ratings)](https://appshunter.io/ios/app/felix-mobile/id1498571002/reviews)** | — |
| Number of ratings | **42** | — |
| Positive reviews | 49.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free | — |
| Size | 60 MB | 41 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vodafone Hutchison Australia](https://appshunter.io/developer/339475544) | [DOLLAR MATES PROPRIETARY LIMITED](https://appshunter.io/developer/1268250885) |

## What reviewers say

### felix mobile

[App page](https://appshunter.io/ios/app/felix-mobile/id1498571002)

Get affordable, carbon-neutral mobile plans with no lock-in contracts. This app allows you to easily sign up, manage your plan, track data usage, and contribute to environmental initiatives by planting trees with every month of service.

**Highlights:** Sign up for mobile plans, Activate with eSIM, Track data usage, Add international roaming, Live chat support, Track planted trees, Donate excess data

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent customer service
- 🚀 Easy sign-up and activation process
- 👍 Affordable unlimited data plans
- 👍 Environmentally-friendly initiatives
- 👍 Intuitive and user-friendly app

**What reviewers complain about**

- 🐛 Inconsistent network speeds and coverage
- 🔍 Lack of phone support and difficulty contacting customer service
- 🐛 Activation and login issues with the app
- 🔍 Concerns about payment processing and account management

**Reported bugs**

- Frequent app crashes and login problems
- Billing and payment processing errors
- Difficulties with eSIM activation and number porting

**Requested features**

- Ability to manage multiple accounts (e.g., family plan)
- Expansion of network coverage, especially in regional areas
- Improved customer support channels (phone, live chat)


### U2 Secured Authenticator

[App page](https://appshunter.io/ios/app/u2-secured-authenticator/id6804895125)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $14.99 | per year |


## Frequently asked questions

### Is felix mobile free?

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

### Is U2 Secured Authenticator free?

U2 Secured Authenticator is free to download, with in-app purchases available.

### Do felix mobile or U2 Secured Authenticator have ads?

Neither felix mobile nor U2 Secured Authenticator shows ads.

### Which is updated more often, felix mobile or U2 Secured Authenticator?

felix mobile ships an update monthly, and U2 Secured Authenticator every 5 days. Most recently, felix mobile was updated on November 3, 2026 and U2 Secured Authenticator on October 31, 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.*