# Authenticator App vs A24 Tracker

The clearest difference is in-app purchases: A24 Tracker at none against Authenticator App's 13. A24 Tracker also leads on ads (none vs shown) and update cadence (weekly vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 13 in-app purchases, starting at $0.99 per 7 days. A24 Tracker asks for nothing beyond the download.

Authenticator App ships an update fortnightly, A24 Tracker weekly. The most recent releases landed on September 24, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Authenticator App | A24 Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-auth/id6737840309/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 39.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 24 MB |
| Requires iOS | **13.4** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [UNIVERSE DIJITAL HIZMETLER LIMITED SIRKETI](https://appshunter.io/developer/1778239049) | [GRUPO PERSAMP S DE RL DE CV](https://appshunter.io/developer/1188509477) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-auth/id6737840309)

This app provides a robust layer of security for your online accounts through two-factor authentication (2FA). It generates unique, time-based codes to protect sensitive information and prevent unauthorized access to your digital profiles.

**Highlights:** Secure 2FA codes generation, Multi-platform compatibility, Offline code access, Time-based authentication codes, Account protection

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Weekly | $0.99 | per 7 days |
| Monthly | $2.99 | per month |
| Weekly PreD | $6.99 | per 7 days |
| Weekly Plus | $7.99 | per 7 days |
| Weekly ProD | $8.99 | per 7 days |
| Weekly Pro+D | $9.99 | per 7 days |
| Monthly Plus | $14.99 | per month |
| Monthly ProD | $19.99 | per month |
| Monthly Pro+ | $24.99 | per month |
| Yearly Plus | $39.99 | per year |
| Yearly Pro | $49.99 | per year |
| Yearly Pro+ | $59.99 | per year |


### A24 Tracker

[App page](https://appshunter.io/ios/app/a24-tracker/id6740549122)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App free?

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

### Is A24 Tracker free?

A24 Tracker is free to download, with no in-app purchases.

### Do Authenticator App or A24 Tracker have ads?

Authenticator App shows ads; A24 Tracker does not.

### Which is updated more often, Authenticator App or A24 Tracker?

Authenticator App ships an update fortnightly, and A24 Tracker weekly. Most recently, Authenticator App was updated on September 24, 2026 and A24 Tracker on May 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*