Comparison

imp™ vs 2FAS Authenticator App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

imp™

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
Read full description

Use of the imp app™ requires our WiFi-enabled imp box™ (sold separately). Meet imp™ - the smart, simple, and easy solution for making landline spam calls go away. Powered by our Greenlist Technology™, the imp app, and imp box work together to eliminate all unwanted landline calls. This real-time call-filtering technology silently handles the calls you don't want to deal with, freeing you up to focus on welcoming only those calls you actually want to receive. With your imp box in place, the app gives your landline phone superpowers. After seamlessly syncing your iPhone's contacts with your landline at setup, you are ready to receive calls only from people you want to talk to. That means no more spam, scam, telemarketing, robo, or any other unwanted caller of any shape or size. imp is the first smart home answering machine, allowing you to receive and listen to your home's landline voicemails no matter where in the world you are. imp-sters also have the ability to put their landline into "Do Not Disturb" mode, as well as invite others to your landline. Created by our team of experts from the fields of old-school landline technology, secure networks, and modern telecommunications, imp is a new approach to your landline phone experience. With imp you now have the power to welcome calls by design, and silence the rest. To learn more about imp, visit us at: www.joinimp.com

About

2FAS Authenticator App

Features
Read full description

Protect your online accounts with simple and reliable two-factor authentication. 2FAS Authenticator App helps you generate secure verification codes for your accounts and adds an extra layer of protection beyond your password. Keep your important accounts safer with fast, convenient authentication whenever you sign in. Key Features: Secure 2FA Codes Generate time-based one-time passwords (TOTP) for supported online accounts. Fast Verification Access your authentication codes when you need them and complete secure sign-ins with ease. Protect Your Online Accounts Add an additional security layer to supported services and reduce the risk of unauthorized account access. WHY USE TWO-FACTOR AUTHENTICATION? Passwords alone may not be enough to protect your online accounts. Two-factor authentication provides an additional verification step when you log in. Even if someone knows your password, they may still need your authentication code to access your account. With an authenticator app, you can generate verification codes directly on your device without relying on SMS for every login. GET STARTED Add your supported accounts by scanning their 2FA QR codes or entering the setup information provided by the service. Once configured, your verification codes are available whenever you need to securely sign in. Keep your accounts protected with fast, simple, and convenient two-factor authentication. Note: 2FAS Authenticator App is an independent authentication application and is not affiliated with third-party services unless explicitly stated. Privacy Policy https://sites.google.com/view/amgtech/privacy-policy Terms of Use https://sites.google.com/view/amgtech/terms-conditions Apple Standard EULA https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

imp™3 screens
2FAS Authenticator App4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard5 real differences · 5 level
imp™ versus 2FAS Authenticator App: the parameters behind the verdict, then further details
Parameterimp™2FAS Authenticator App
PriceFreeFree
Rating5.0 (12 ratings) — better1.0 (2 ratings)
Positive reviews100.0% of reviews—
Number of ratings12 — better2
Update frequencyEvery 2 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.1 — better18.0
Further details — not scored
Size36 MB7 MB
Age rating4+4+
DeveloperIts My Phone, IncTRIOSDEV (SMC-PRIVATE) LIMITED

In-app purchases

None

imp™

No in-app purchases

2 purchases

2FAS Authenticator App

Subscriptions2
  • Weekly Subscription$5.997 Days
  • Yearly Subscription3 Days trial$39.991 Year

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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