# Authenticator TOTP vs 2FA Authenticator

The clearest difference is update cadence: 2FA Authenticator at daily against Authenticator TOTP's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Authenticator TOTP sells 4 in-app purchases, starting at $3.49 per 7 days and 2FA Authenticator sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Authenticator TOTP ships an update fortnightly, 2FA Authenticator daily. The most recent releases landed on October 5, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Authenticator TOTP | 2FA Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Size | 15 MB | 13 MB |
| Requires iOS | **17.6** | 18.6 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Boris Spiro](https://appshunter.io/developer/1853293003) | [Lira AI](https://appshunter.io/developer/1878426814) |

## What reviewers say

### Authenticator TOTP

[App page](https://appshunter.io/ios/app/authenticator-totp/id6757983630)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.49 | per 7 days |
| Monthly | $7.99 | per month |
| Yearly | $49.99 | per year |
| Lifetime | $79.99 | one-time |


### 2FA Authenticator

[App page](https://appshunter.io/ios/app/2fa-authenticator-keyfort/id6760918321)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KeyFort Pro — Monthly | $3.99 | per month |
| KeyFort Pro — Yearly | $39.99 | per year |


## Frequently asked questions

### Is Authenticator TOTP free?

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

### Is 2FA Authenticator free?

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

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

Neither Authenticator TOTP nor 2FA Authenticator shows ads.

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

Authenticator TOTP ships an update fortnightly, and 2FA Authenticator daily. Most recently, Authenticator TOTP was updated on October 5, 2026 and 2FA Authenticator on September 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.*