# imp™ vs 2FAS Authenticator App

The clearest difference is rating: imp™ at 5.0 against 2FAS Authenticator App's 1.0. imp™ also leads on in-app purchases (none vs 2) and ratings volume (12 vs 2). 2FAS Authenticator App's advantage is update cadence (fortnightly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. 2FAS Authenticator App sells 2 in-app purchases, starting at $5.99 per 7 days. imp™ asks for nothing beyond the download.

imp™ holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: imp™ has 12 ratings behind it against 2, so its average is the more settled of the two.

imp™ ships an update every 2 months, 2FAS Authenticator App fortnightly. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | imp™ | 2FAS Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/imp-imp-box-controller/id1509443801/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/2fas-authenticator-app/id6801243235/reviews) |
| Number of ratings | **12** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 36 MB | 7 MB |
| Requires iOS | **12.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Its My Phone, Inc](https://appshunter.io/developer/1509443800) | [TRIOSDEV (SMC-PRIVATE) LIMITED](https://appshunter.io/developer/6812837299) |

## What reviewers say

### imp™

[App page](https://appshunter.io/ios/app/imp-imp-box-controller/id1509443801)

This app works with a smart home device to filter unwanted landline calls, allowing only desired contacts to reach you. It also functions as a remote answering machine for your landline, letting you manage voicemails from anywhere.

**Highlights:** Real-time call filtering, Greenlist Technology™, Syncs iPhone contacts, Remote voicemail access, Do Not Disturb mode, Invite others to landline

**In-app purchases:** none


### 2FAS Authenticator App

[App page](https://appshunter.io/ios/app/2fas-authenticator-app/id6801243235)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $5.99 | per 7 days |
| Yearly Subscription | $39.99 | per year |


## Frequently asked questions

### Is imp™ free?

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

### Is 2FAS Authenticator App free?

2FAS Authenticator App is free to download, with in-app purchases available.

### Which has better reviews, imp™ or 2FAS Authenticator App?

imp™ is rated higher. imp™ averages 5.0 out of 5 from 12 ratings, while 2FAS Authenticator App averages 1.0 from 2 ratings.

### Do imp™ or 2FAS Authenticator App have ads?

Neither imp™ nor 2FAS Authenticator App shows ads.

### Which is updated more often, imp™ or 2FAS Authenticator App?

imp™ ships an update every 2 months, and 2FAS Authenticator App fortnightly. Most recently, imp™ was updated on October 24, 2026 and 2FAS Authenticator App on October 31, 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.*