# Authenticator 2FA by KeepSolid vs Authenticator App

The clearest difference is review sentiment: Authenticator 2FA by KeepSolid at 75% against Authenticator App's 20%. Authenticator 2FA by KeepSolid also leads on in-app purchases (none vs 11). Authenticator App's advantage is rating (4.2 vs 3.9) and update cadence (every 9 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 11 in-app purchases, starting at $5.99 per 7 days. Authenticator 2FA by KeepSolid asks for nothing beyond the download.

Authenticator App holds the better App Store score, 4.2 against 3.9. That said, the two scores are not equally well evidenced: Authenticator App has 86 ratings behind it against 11, so its average is the more settled of the two. Written reviews complicate that: 75% of Authenticator 2FA by KeepSolid's written reviews are positive against 20% of Authenticator App's, so the app with the better star average is not the one people write more warmly about.

Authenticator 2FA by KeepSolid ships an update monthly, Authenticator App every 9 days. The most recent releases landed on August 18, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Authenticator 2FA by KeepSolid | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (11 ratings)](https://appshunter.io/ios/app/authenticator-2fa-by-keepsolid/id1660779042/reviews) | **[4.2 (86 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6472872177/reviews)** |
| Number of ratings | 11 | **86** |
| Positive reviews | **75.0% of reviews** | 20.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 45 MB | 50 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod, Apple Watch | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [KeepSolid Inc.](https://appshunter.io/developer/674978021) | [Hearttell US Limited](https://appshunter.io/developer/508262068) |

## What reviewers say

### Authenticator 2FA by KeepSolid

[App page](https://appshunter.io/ios/app/authenticator-2fa-by-keepsolid/id1660779042)

This app generates time-based one-time passwords to add an extra layer of security for your online accounts. It supports multi-factor authentication for services like Facebook, Google, and Amazon, protecting your data from unauthorized access. The app offers multi-device support and a user-friendly interface.

**Highlights:** Two-factor authentication (TFA/2FA), Time-based one-time passwords (TOTP), Multi-device support, Secure code generation, User-friendly interface, Account aggregation

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id6472872177)

Secure your online accounts with two-factor authentication. This app offers passwordless sign-ins, seamless autofill, and encrypted backups. It supports a vast range of services and works across Apple devices, with advanced security features like Face ID and Touch ID.

**Highlights:** Two-factor authentication (2FA), Multi-factor authentication (MFA), Passwordless sign-ins, Seamless password autofill, Encrypted iCloud backup, Offline OTP generation, Face ID & Touch ID security

**Features:** Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator App 2FA Weekly | $5.99 | per 7 days |
| Authenticator_App_2FA_MFA_Week | $6.99 | per 7 days |
| Authenticator App Monthly | $9.99 | per month |
| Authenticator App 2FA Monthly | $9.99 | per month |
| Authenticator App 2FA Monthly | $19.99 | per month |
| Authenticator_App_Yearly | $29.99 | per year |
| Authenticator App 2FA Yearly | $39.99 | per year |
| Authenticator App Yearly | $49.99 | per year |
| Authenticator_App_2FA_Yearly | $49.99 | per year |
| Authenticator App One-time | $49.99 | one-time |
| Authenticator_App_2FA_Onetime | $99.99 | one-time |


## Frequently asked questions

### Is Authenticator 2FA by KeepSolid free?

Authenticator 2FA by KeepSolid is free to download, with no in-app purchases.

### Is Authenticator App free?

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

### Which has better reviews, Authenticator 2FA by KeepSolid or Authenticator App?

Authenticator App is rated higher. Authenticator 2FA by KeepSolid averages 3.9 out of 5 from 11 ratings, while Authenticator App averages 4.2 from 86 ratings.

### Do Authenticator 2FA by KeepSolid or Authenticator App have ads?

Neither Authenticator 2FA by KeepSolid nor Authenticator App shows ads.

### Which is updated more often, Authenticator 2FA by KeepSolid or Authenticator App?

Authenticator 2FA by KeepSolid ships an update monthly, and Authenticator App every 9 days. Most recently, Authenticator 2FA by KeepSolid was updated on August 18, 2026 and Authenticator App on September 23, 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.*