# 2FA Authenticator App MFA, OTP vs Califax VPN

The clearest difference is ads: Califax VPN at none against 2FA Authenticator App MFA, OTP's shown. 2FA Authenticator App MFA, OTP's advantage is update cadence (monthly vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 2FA Authenticator App MFA, OTP sells 5 in-app purchases, starting at $1.99 per 7 days and Califax VPN sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

2FA Authenticator App MFA, OTP ships an update monthly, Califax VPN every 2 months. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 2FA Authenticator App MFA, OTP | Califax VPN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/califax-vpn/id6767036268/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 69 MB | 4 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sandy Radadiya](https://appshunter.io/developer/1678294486) | [GuardLinkx Technologies (GLT) L.L.C](https://appshunter.io/developer/1896352623) |

## What reviewers say

### 2FA Authenticator App MFA, OTP

[App page](https://appshunter.io/ios/app/2fa-authenticator-app-mfa-otp/id6746856414)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $1.99 | per 7 days |
| Weekly Plan | $2.99 | per 7 days |
| Monthly Plan | $3.99 | per month |
| Yearly Plan | $24.99 | per year |
| Yearly Plan | $29.99 | per year |


### Califax VPN

[App page](https://appshunter.io/ios/app/califax-vpn/id6767036268)

This app offers advanced online privacy with quantum-resistant encryption and a strict zero-log policy. It uses RAM-only servers and a smart protocol engine to ensure your data remains secure and private, even on untrusted networks.

**Highlights:** Quantum-resistant encryption, Zero-log policy, RAM-only servers, Smart protocol engine, Kill switch, Auto-connect on untrusted Wi-Fi, Location fuzzing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $59.99 | per year |


## Frequently asked questions

### Is 2FA Authenticator App MFA, OTP free?

2FA Authenticator App MFA, OTP is free to download, with in-app purchases available.

### Is Califax VPN free?

Califax VPN is free to download, with in-app purchases available.

### Do 2FA Authenticator App MFA, OTP or Califax VPN have ads?

2FA Authenticator App MFA, OTP shows ads; Califax VPN does not.

### Which is updated more often, 2FA Authenticator App MFA, OTP or Califax VPN?

2FA Authenticator App MFA, OTP ships an update monthly, and Califax VPN every 2 months. Most recently, 2FA Authenticator App MFA, OTP was updated on October 16, 2026 and Califax VPN on October 25, 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.*