Authenticator apps are mobile or desktop applications that generate a unique code, also known as a one-time password (OTP), to be used in addition to a regular password for two-factor authentication.
In today’s era of data breaches, you definitely need Authenticator apps that will help you to protect your data on your mobile phone.
The code is generated based on a shared secret between the app and the service requiring authentication, such as a website or a VPN.
Authenticator apps are used as two-factor authentication, providing an additional layer of security beyond just a password.
These authenticator apps are really useful and today there are so many leaks hacks going on so these authenticator apps will work as a security layer for your data.
There are an array of different authenticator apps out there and Here I have gathered the 10 best authenticator apps for you.
1. Google Authenticator
Ratings: 3.6/5 (431k ratings) on PlayStore & 3.8/5 (332k ratings) on App Store
Google Authenticator is a free, open-source mobile app developed by Google that can be used for two-factor authentication (2FA) with various online services.
The app generates a unique, time-based one-time password (OTP) that is used in addition to a regular password to provide an extra layer of security.
To use Google Authenticator, you first need to set it up by linking it to the account you want to secure.
This typically involves scanning a QR code provided by the service with the app, or manually entering a secret key.
Google Authenticator Features:
- Simple to use
- Available on different devices
- Easy to use
- Free to use
- Offered by Google
- Simple UI
- Import and export feature
Price: Free
2. Microsoft Authenticator
Ratings: 3.6/5 (1M ratings) on PlayStore & 3.8/5 (222k ratings) on App Store
Microsoft Authenticator is a mobile app developed by Microsoft and it is one of the most popular authenticator apps out there.
The app is available for both iOS and Android devices and it is a widely used 2FA app that you can easily use on your mobile devices.
In addition to generating OTPs, the app also supports push notifications, allowing you to approve or deny sign-in attempts directly from your phone.
It also supports multi-factor authentication methods such as fingerprint and face recognition which makes it more useful to use.
Microsoft Authenticator Features:
- Developed by Microsoft
- Free to use
- Push notification
- Multi-factor authenticate
- Face recognition is available
- Native support
- Cloud backup
Price: Free
3. Authey Authenticator by Twilio
Ratings: 4.4/5 (57k ratings) on PlayStore & 4.7/5 (29k ratings) on App Store
Authy Authenticator is a mobile app and desktop application developed by Twilio that can be used for two-factor authentication (2FA).
The app is so popular because of its cross-platform support and you can prefer this app on different devices like Android, iOS, Linux, macOS, and Windows.
The app can also be used to manage multiple accounts and can be used to receive push notifications for OTPs.
It is very simple to use and you can easily use this app to protect your data or even lets you protect individual accounts.
Authey Authenticator by Twilio Features:
- Powerful app
- Easy to use
- Available on Different devices
- Protect your data
- Free to use
- Encrypted backups
- Offline support
Price: Free
4. 2FAS
Ratings: 4.6/5 (25k ratings) on PlayStore & 4.7/5 (18k ratings) on App Store
A 2FA (Two-Factor Authentication) app is a mobile application that generates one-time passwords (OTPs) that can be used in addition to a password to provide an extra layer of security for online accounts.
This app work by using an algorithm to generate a new OTP every time a user needs to log in to an account.
These OTPs are typically valid for only a short period of time, usually less than a minute, and must be entered in addition to the user’s password in order to gain access to the account.
The app is also similar to others you can use it to scan QR or even manually enter the token and obtain the token when you want to authenticate.
2FAS Features:
- Easy to use
- One-time password authenticator
- Simple to use
- Available as a web browser as a plugin
- Available on different devices to play
- Local backup options
- Biometric support
Price: Free
5. Duo Mobile
Ratings: 3/5 (43k ratings) on PlayStore & 4.7/5 (1.5k ratings) on App Store
Duo Mobile is a mobile app developed by Duo Security that is also used for authentication and it is available for different devices.
The Authentication app can be easily set up by scanning a QR code provided by the service or by manually entering a secret key.
Duo Mobile uses end-to-end encryption to protect your data, ensuring that it is secure during transmission.
Works with a wide range of services and platforms, including those of banks, healthcare providers, and government agencies.
Duo Mobile Features:
- Available for different devices
- Easy to setup
- End-to-end encryption
- Multi-factor authentication
- Increase security
- Protect data
- Multi-user deployment
Price: Free
6. Aegis Authenticator
Ratings: 4.7/5 (2.6k ratings) on PlayStore
If you are looking for a free and open-source authentication app then, Aegis Authenticator is the best choice for you.
The Authentication app is only available for Android users and it also comes with a lot of different features that help you to safeguard your data.
It comes with TOTP and HOTP support which means that the websites that you are visiting are safe to use.
It also allows backup and restoration of the accounts and OTPs, and it also has the feature of auto-filling OTPs.
Aegis Authenticator Features:
- Free to use
- Open source
- Encryption is use
- TOTP and HOTP support
- Android backups
- Auto filling OTPs
Price: Free
7. TOTP Authenticator
Ratings: 3.9/5 (2.9k ratings) on PlayStore & 4.7/5 (1.8k ratings) on App Store
TOTP, or Time-based One-Time Password, is a method of generating unique, one-time passcodes for use in two-factor authentication (2FA) systems.
It can be used in conjunction with various online services to provide an additional layer of security beyond just a password.
This Authenticator app makes it more difficult for an attacker to gain unauthorized access to an account, even if they obtain the password.
The app is also available as the chrome extension that you can use in your browser to safeguard your data.
TOTP Authenticator Features:
- Easy to use
- Simple and clean UI
- Chrome extension is available
- Support protocols
- Lots of tokens
- Wok on most websites
- Cross-platform support
Price: Free / $5.99
8. andOTP
Ratings: 4.3/5 (1.7k ratings) on PlayStore
andOTP is another great open source and free 2FA app that is very similar to other apps other than its simple UI.
It can be used to generate OTPs for various types of 2FA, including TOTP (Time-based One-Time Passwords) and HOTP (HMAC-based One-Time Passwords).
Here it is an open-source app, meaning the code is available for anyone to review, audit, or modify so you can do whatever you want.
You can back up your OTPs to a file and restore them later, making it easy to move your OTPs to a new device.
andOTP Features:
- Open source
- Free to use
- Restore files easily
- Modify the code too
- Simple UI
- Solid app
- Backup options
Price: Free
9. LastPass Authenticator
Ratings: 4.4/5 (9.7k ratings) on PlayStore & 4.7/5 (21k ratings) on App Store
LastPass Authenticator is a mobile app that can be used as a second factor of authentication for your LastPass account.
The Authenticator app generates a new TOTP code every 30 seconds, which can be used to confirm your identity when logging in to your account.
This provides an additional layer of security to protect your account from unauthorized access.
It is very popular and works with so many big organizations and it also offers you so many different options for authentications.
LastPass Authenticator Features:
- Easy to use
- TOTP support
- Protect from unauthorized access
- Popular app
- Works smoothly
- Free to use
- Works with Google
Price: Free
10. Step Two
Ratings: 4.5/5 (146 ratings) on App Store
If you are looking for an authenticator app that is easy to use and quite simple then, Step Two is the best authenticator app for you.
This can work with all the Apple devices like iPhone, iPad, Mac, and Apple Watch which makes it popular for iPhone users.
The best thing about this Authenticator app is the beautiful design which makes it more authentic to use with premium Apple devices.
You can also cloud integration for a one-time purchase of $10 / £9 / AU$15 and use that app easily.
Step Two Features:
- Easy to use
- Beautiful design
- Ideal for Apple users
- Cloud integration
- Setapp
- Simple to use
Price: Free
