# TOTP Authenticator vs Authenticator App 2FA

The clearest difference is in-app purchases: Authenticator App 2FA at none against TOTP Authenticator's 4. TOTP Authenticator's advantage is ads (none vs shown) and device support (5 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. TOTP Authenticator sells 4 in-app purchases, starting at $5.99 per 7 days. Authenticator App 2FA asks for nothing beyond the download.

TOTP Authenticator ships an update every 11 days, Authenticator App 2FA every 2 weeks. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | TOTP Authenticator | Authenticator App 2FA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (180 ratings)](https://appshunter.io/ios/app/totp-authenticator/id1625641322/reviews)** | — |
| Number of ratings | **180** | — |
| Positive reviews | 66.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 22 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sparrow Code LTD](https://appshunter.io/developer/1617623165) | [Luriven](https://appshunter.io/developer/6796618489) |

## What reviewers say

### TOTP Authenticator

[App page](https://appshunter.io/ios/app/totp-authenticator/id1625641322)

This app generates time-based one-time passwords (TOTP) for enhanced account security. It supports two-factor authentication (2FA) by providing 6-digit codes required by many websites and services for login. The app includes extensive tutorials to guide users through setting up 2FA with various platforms.

**Highlights:** Generates 6-digit TOTP codes, Supports two-factor authentication (2FA), QR code scanning for setup, Manual secret key entry, Over 100 step-by-step setup tutorials, Privacy focused

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TOTP OTP Codes (1 week) | $5.99 | per 7 days |
| TOTP OTP Codes (1 month) | $9.99 | per month |
| TOTP OTP Codes (1 year) | $59.99 | per year |
| Unlimited TOTP OTP Codes | $79.99 | one-time |


### Authenticator App 2FA

[App page](https://appshunter.io/ios/app/authenticator-app-2fa/id6796618487)

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

**In-app purchases:** none


## Frequently asked questions

### Is TOTP Authenticator free?

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

### Is Authenticator App 2FA free?

Authenticator App 2FA is free to download, with no in-app purchases.

### Do TOTP Authenticator or Authenticator App 2FA have ads?

Authenticator App 2FA shows ads; TOTP Authenticator does not.

### Which is updated more often, TOTP Authenticator or Authenticator App 2FA?

TOTP Authenticator ships an update every 11 days, and Authenticator App 2FA every 2 weeks. Most recently, TOTP Authenticator was updated on October 21, 2026 and Authenticator App 2FA on October 11, 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.*