# One Touch Authentication vs TTB VPN Shield

The clearest difference is in-app purchases: One Touch Authentication at none against TTB VPN Shield's 2. One Touch Authentication also leads on iOS requirement (9.1 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. TTB VPN Shield sells 2 in-app purchases, starting at $2.99 per month. One Touch Authentication asks for nothing beyond the download.

## The numbers

| Metric | One Touch Authentication | TTB VPN Shield |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ttb-vpn-shield/id6443848976/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 4 MB |
| Requires iOS | **9.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Innefu Labs Private Limited](https://appshunter.io/developer/1761831075) | [Techboy Solutions](https://appshunter.io/developer/1619920843) |

## What reviewers say

### One Touch Authentication

[App page](https://appshunter.io/ios/app/one-touch-authentication/id952525756)

This app transforms your iPhone into a secure second-factor authentication device. It uses a challenge-response mechanism, sending login details to your phone for approval, bypassing traditional one-time passwords for enhanced security.

**Highlights:** Second-factor authentication generation, Push notification login requests, Approve or deny login attempts, Hackproof token technology, Secure Gmail and Amazon accounts, Offline QR code scanning for OTP

**Features:** macOS Compatibility

**In-app purchases:** none


### TTB VPN Shield

[App page](https://appshunter.io/ios/app/ttb-vpn-shield/id6443848976)

Secure your online activity and connect anonymously with this VPN service. It offers fast speeds, unlimited bandwidth, and a strict no-logs policy to protect your privacy on public Wi-Fi and beyond.

**Highlights:** Anonymous internet connection, Unlimited bandwidth, Strict no-logs policy, Hide IP address, Access blocked content, AES-256 Encryption, 24/7 Support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $24.99 | per year |


## Frequently asked questions

### Is One Touch Authentication free?

One Touch Authentication is free to download, with no in-app purchases.

### Is TTB VPN Shield free?

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

### Do One Touch Authentication or TTB VPN Shield have ads?

Neither One Touch Authentication nor TTB VPN Shield 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.*