# Authenticator App vs Duality

The clearest difference is rating: Authenticator App at 4.7 against Duality's 3.0. Duality's advantage is ads (none vs shown). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Authenticator App sells 4 in-app purchases, starting at $7.99 per 7 days and Duality sells 7 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Authenticator App holds the better App Store score, 4.7 against 3.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Authenticator App ships an update every 3 weeks, Duality fortnightly. The most recent releases landed on September 19, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Authenticator App | Duality |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-otp/id6751569816/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/duality-vpn-and-proxy/id6752567973/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 68 MB | 128 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Krutagna Infotech](https://appshunter.io/developer/1712452317) | [Fundamental Projects S.L.R.](https://appshunter.io/developer/1839922716) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-otp/id6751569816)

This app helps you securely manage two-factor authentication (2FA) and one-time password (OTP) codes for all your accounts. It offers features like code preview, secure data backup and transfer, and a password vault for enhanced digital security.

**Highlights:** Manage 2FA and OTP codes, Preview upcoming authentication codes, Secure password vault, Backup and restore data, Quick device transfer, Simple and easy-to-use interface

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $7.99 | per 7 days |
| Monthly Premium Access | $9.99 | per month |
| Yearly Premium Access | $29.99 | per year |
| Yearly Premium Offer Access | $29.99 | per year |


### Duality

[App page](https://appshunter.io/ios/app/duality-vpn-and-proxy/id6752567973)

Secure your internet connection with a VPN that offers split tunneling and custom routing. Protect your data on public Wi-Fi, work remotely with peace of mind, and enjoy fast, private browsing. Choose which apps and websites use the VPN for optimized speeds.

**Highlights:** Free VPN with one-tap connection, Kill switch with DNS leak protection, Split tunneling for selective traffic routing, GeoIP routing for optimized connections (Premium), Strict no-logs policy, Unlimited speed, no throttling, Local network access while connected

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic subscription | $5.99 | per month |
| Premium for 1 month | $8.99 | per month |
| Basic yearly subscription | $23.99 | per year |
| Premium for 1 year | $36.99 | per year |
| Bandwidth of 15GB | $2.00 | one-time |
| Package of 70GB | $4.00 | one-time |
| Package of 150GB | $9.00 | one-time |


## Frequently asked questions

### Is Authenticator App free?

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

### Is Duality free?

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

### Which has better reviews, Authenticator App or Duality?

Authenticator App is rated higher. Authenticator App averages 4.7 out of 5 from 3 ratings, while Duality averages 3.0 from 2 ratings.

### Do Authenticator App or Duality have ads?

Authenticator App shows ads; Duality does not.

### Which is updated more often, Authenticator App or Duality?

Authenticator App ships an update every 3 weeks, and Duality fortnightly. Most recently, Authenticator App was updated on September 19, 2026 and Duality on September 18, 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.*