# Authenticator・2FA・OTP App vs S1 | S2・Connect & Control

Authenticator・2FA・OTP App and S1 | S2・Connect & Control are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Authenticator・2FA・OTP App sells 2 in-app purchases, starting at $5.99 per 7 days and S1 | S2・Connect & Control sells 10 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Authenticator・2FA・OTP App | S1 | S2・Connect & Control |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Size | 19 MB | 50 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Zoran Pavlovic](https://appshunter.io/developer/1874610853) | [MAN COMERCE DOO](https://appshunter.io/developer/1880037620) |

## What reviewers say

### Authenticator・2FA・OTP App

[App page](https://appshunter.io/ios/app/authenticator2faotp-app/id6758726968)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator・2FA・OTP・TOTP | $5.99 | per 7 days |
| Authenticator・2FA・OTP App | $5.99 | per 7 days |


### S1 | S2・Connect & Control

[App page](https://appshunter.io/ios/app/s1-s2connect-and-control/id6759653843)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| S1 \| S2・Connect & Control | $5.99 | per 7 days |
| S1 \| S2・Connect & Control | $5.99 | per 7 days |
| S1 \| S2・Audio & Control | $5.99 | per 7 days |
| S1 \| S2・Sound & Control | $5.99 | per 7 days |
| S1 \| S2・Music & Control | $7.99 | per 7 days |
| S1 \| S2・Audio Control & Connect | $9.99 | per 7 days |
| S1 \| S2・Sound Control & Connect | $19.99 | per month |
| S1 \| S2・Music Control & Connect | $29.99 | per month |
| S1 \| S2・Audio Boost & Control | $39.99 | per year |
| S1 \| S2・Music Boost & Control | $49.99 | per year |


## Frequently asked questions

### Is Authenticator・2FA・OTP App free?

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

### Is S1 | S2・Connect & Control free?

S1 | S2・Connect & Control is free to download, with in-app purchases available.

### Do Authenticator・2FA・OTP App or S1 | S2・Connect & Control have ads?

Neither Authenticator・2FA・OTP App nor S1 | S2・Connect & Control 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.*