# BulkSMS.App vs 2S Authenticator

The clearest difference is device support: 2S Authenticator at 3 against BulkSMS.App's —. 2S Authenticator also leads on iOS requirement (11.0 vs 13.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | BulkSMS.App | 2S Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Size | 15 MB | 24 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Ayman ABUOWDA](https://appshunter.io/developer/1239764677) | [2S Info & Media Management GmbH](https://appshunter.io/developer/1167948430) |

## What reviewers say

### BulkSMS.App

[App page](https://appshunter.io/ios/app/bulksmsapp/id1239764678)

**In-app purchases:** none


### 2S Authenticator

[App page](https://appshunter.io/ios/app/2s-authenticator/id6466628468)

**In-app purchases:** none


## Frequently asked questions

### Is BulkSMS.App free?

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

### Is 2S Authenticator free?

2S Authenticator is free to download, with no in-app purchases.

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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.*