# TwoID vs Authenticator App

The clearest difference is in-app purchases: TwoID at none against Authenticator App's 3. Authenticator App's advantage is update cadence (every 4 months vs every 25 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 3 in-app purchases, starting at $2.99 per 7 days. TwoID asks for nothing beyond the download.

TwoID ships an update every 25 months, Authenticator App every 4 months. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | TwoID | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (136 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-and-mfa/id1621928288/reviews)** |
| Number of ratings | — | **136** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 19 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Evitani Limited](https://appshunter.io/developer/1552377697) | [BEYLER Software](https://appshunter.io/developer/1551010741) |

## What reviewers say

### TwoID

[App page](https://appshunter.io/ios/app/twoid/id1552438516)

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-and-mfa/id1621928288)

Securely store and generate two-factor authentication tokens for your online accounts. This app enhances your digital security by providing Time-based One-time Passwords (TOTP) and Hash-based one-time passwords (HOTP). It offers encrypted backups and cross-device access for peace of mind.

**Highlights:** Two-factor authentication token generation, Time-based and Hash-based OTP support, Encrypted backup for security, Access across multiple Apple devices, Supports thousands of online accounts

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | per 7 days |
| Premium | $4.99 | per month |
| Premium | $19.99 | per year |


## Frequently asked questions

### Is TwoID free?

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

### Is Authenticator App free?

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

### Do TwoID or Authenticator App have ads?

Neither TwoID nor Authenticator App shows ads.

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

TwoID ships an update every 25 months, and Authenticator App every 4 months. Most recently, TwoID was updated on October 8, 2026 and Authenticator App on October 12, 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.*