# Authenticator App vs Kimpa

The clearest difference is in-app purchases: Kimpa at none against Authenticator App's 1. Kimpa also leads on update cadence (every 2 weeks vs monthly). Authenticator App's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Authenticator App sells 1 in-app purchase, starting at $2.00 per month. Kimpa asks for nothing beyond the download.

Authenticator App ships an update monthly, Kimpa every 2 weeks. The most recent releases landed on October 2, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Authenticator App | Kimpa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-pro/id6448697938/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 47 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Denis Vithani](https://appshunter.io/developer/1611512969) | [Glemad](https://appshunter.io/developer/1786143804) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-pro/id6448697938)

This app provides two-factor authentication by generating time-based one-time passwords (TOTP) and push authentication. It adds an extra layer of security to your online accounts by creating unique codes that help protect against unauthorized access.

**Highlights:** Two-factor authentication, TOTP & HOTP token generation, 30 & 60 second tokens, QR code scanner, Password protection for tokens, No internet connection required for codes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Subscription | $2.00 | per month |


### Kimpa

[App page](https://appshunter.io/ios/app/kimpa/id6777559818)

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

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App free?

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

### Is Kimpa free?

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

### Do Authenticator App or Kimpa have ads?

Neither Authenticator App nor Kimpa shows ads.

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

Authenticator App ships an update monthly, and Kimpa every 2 weeks. Most recently, Authenticator App was updated on October 2, 2026 and Kimpa on September 24, 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.*