# 2FA Authenticator (2FAS) vs ID.me Authenticator

The clearest difference is review sentiment: 2FA Authenticator (2FAS) at 78% against ID.me Authenticator's 12%. 2FA Authenticator (2FAS) also leads on rating (4.7 vs 4.3) and update cadence (monthly vs every 2 months). ID.me Authenticator's advantage is chart position (#39 vs unranked) and iOS requirement (12.0 vs 18.6). On price, ratings volume, ads 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.

2FA Authenticator (2FAS) holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 35K and 100K respectively. Written reviews point the same way: 78% of 2FA Authenticator (2FAS)'s written reviews are positive against 12% of ID.me Authenticator's.

2FA Authenticator (2FAS) ships an update monthly, ID.me Authenticator every 2 months. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | 2FA Authenticator (2FAS) | ID.me Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (35K ratings)](https://appshunter.io/ios/app/2fa-authenticator-2fas/id1217793794/reviews)** | [4.3 (100K ratings)](https://appshunter.io/ios/app/idme-authenticator/id1446335066/reviews) |
| Number of ratings | 35K | **100K** |
| Positive reviews | **77.6% of reviews** | 12.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Best chart rank | — | **#39** |
| Size | 80 MB | 22 MB |
| Requires iOS | 18.6 | **12.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Two Factor Authentication Service Inc.](https://appshunter.io/developer/1217793793) | [ID.me](https://appshunter.io/developer/1189278595) |

## What reviewers say

### 2FA Authenticator (2FAS)

[App page](https://appshunter.io/ios/app/2fa-authenticator-2fas/id1217793794)

Securely log in to your online accounts with two-factor authentication. This app protects your personal data and passwords from cyber threats with a simple, private, and open-source solution. It offers easy token restoration, app protection, and offline functionality.

**Highlights:** Two-factor authentication, Token backup and restore, App protection with passcode/biometrics, Open-source and transparent, Offline functionality, Cross-device sync, One-tap authentication with browser extensions

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Efficient and fast
- 🔒 Secure and private
- 👍 Simple and intuitive UI
- 💡 Customizable icons and folders
- 🔒 iCloud backup and sync

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔒 Lack of password/PIN protection
- 🕰 No Apple Watch app
- 🐛 Issues with push notifications
- 🕰 Missing desktop/web app

**Reported bugs**

- Tokens disappearing after device changes
- Push notification failures
- Incompatibility with older devices

**Requested features**

- Alphanumeric passcode option
- Custom icon uploads
- Apple Watch app
- Desktop/web app
- Improved support and communication


### ID.me Authenticator

[App page](https://appshunter.io/ios/app/idme-authenticator/id1446335066)

**Currently charting:** #39 Top Free · Productivity (US App Store)

This app provides a free multi-factor authentication solution for your account, adding an extra security layer to prevent unauthorized access. It generates secure verification tokens, including time-based codes and push notifications, to confirm your identity during login.

**Highlights:** Multi-factor authentication (MFA), Time-based one-time passwords (TOTP), Push notification verification, Mobile security keys, Account protection from hackers

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 💡 Comprehensive identity verification
- 👍 Clean and straightforward interface

**What reviewers complain about**

- 🐛 Frequent technical issues
- 🕰️ Slow and unresponsive support
- 🤯 Confusing and frustrating workflow
- 🔒 Privacy and security concerns
- 🙍‍♀️ Poor user experience for non-tech-savvy individuals

**Reported bugs**

- Repeated login failures
- Inability to upload documents successfully
- Inconsistent error messages
- Compatibility issues with certain phone models

**Requested features**

- Improved customer support with live agents
- Simplified identity verification process
- Compatibility with more device types
- Ability to reset passwords and accounts easily


## Frequently asked questions

### Is 2FA Authenticator (2FAS) free?

2FA Authenticator (2FAS) is free to download, with no in-app purchases.

### Is ID.me Authenticator free?

ID.me Authenticator is free to download, with no in-app purchases.

### Which has better reviews, 2FA Authenticator (2FAS) or ID.me Authenticator?

2FA Authenticator (2FAS) is rated higher. 2FA Authenticator (2FAS) averages 4.7 out of 5 from 35K ratings, while ID.me Authenticator averages 4.3 from 100K ratings.

### Do 2FA Authenticator (2FAS) or ID.me Authenticator have ads?

Neither 2FA Authenticator (2FAS) nor ID.me Authenticator shows ads.

### Which is updated more often, 2FA Authenticator (2FAS) or ID.me Authenticator?

2FA Authenticator (2FAS) ships an update monthly, and ID.me Authenticator every 2 months. Most recently, 2FA Authenticator (2FAS) was updated on September 24, 2026 and ID.me Authenticator on September 25, 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.*