# Subscription Tracker vs Authenticator

The clearest difference is iOS requirement: Subscription Tracker at 17.5 against Authenticator's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Subscription Tracker sells 3 in-app purchases, starting at $3.99 per 7 days and Authenticator sells 1 in-app purchase, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Subscription Tracker | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 11 MB | 14 MB |
| Requires iOS | **17.5** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Bart Jacobs](https://appshunter.io/developer/409409242) | [Co Trinh Hien Duy](https://appshunter.io/developer/1578475993) |

## What reviewers say

### Subscription Tracker

[App page](https://appshunter.io/ios/app/subscription-tracker-subtrack/id6740198026)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subtrack Premium | $3.99 | per 7 days |
| Subtrack Premium | $5.99 | per month |
| Subtrack Premium | $29.99 | per year |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-app/id6817971588)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Weekly Premium | $9.99 | per 7 days |


## Frequently asked questions

### Is Subscription Tracker free?

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

### Is Authenticator free?

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

### Do Subscription Tracker or Authenticator have ads?

Neither Subscription Tracker nor Authenticator shows ads.

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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.*