# Authenticator App 2FA Secured vs Keylet

The clearest difference is iOS requirement: Authenticator App 2FA Secured at 12.0 against Keylet's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Authenticator App 2FA Secured sells 2 in-app purchases, starting at $0.99 per 7 days and Keylet sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Authenticator App 2FA Secured ships an update weekly, Keylet every 5 days. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Authenticator App 2FA Secured | Keylet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Size | 43 MB | 108 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Ivanna Masalovych-Danilchuk](https://appshunter.io/developer/1781532045) | [Studio Fifteen](https://appshunter.io/developer/1470310980) |

## What reviewers say

### Authenticator App 2FA Secured

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-secured/id6751780410)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Annual Plan | $19.99 | per year |


### Keylet

[App page](https://appshunter.io/ios/app/keylet-2fa-authenticator/id6779371596)

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keylet Pro – Monthly | $2.99 | per month |
| Keylet Pro – Yearly | $12.99 | per year |
| Keylet Pro – Lifetime | $44.99 | one-time |


## Frequently asked questions

### Is Authenticator App 2FA Secured free?

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

### Is Keylet free?

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

### Do Authenticator App 2FA Secured or Keylet have ads?

Neither Authenticator App 2FA Secured nor Keylet shows ads.

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

Authenticator App 2FA Secured ships an update weekly, and Keylet every 5 days. Most recently, Authenticator App 2FA Secured was updated on October 7, 2026 and Keylet on October 4, 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.*