# Authenticator App vs CheckFirst

The clearest difference is price: Authenticator App at Free against CheckFirst's $0.99. Authenticator App also leads on ratings volume (34K vs 1) and device support (5 vs 1). CheckFirst's advantage is rating (5.0 vs 4.7). On ads and in-app purchases there is nothing between them.

Authenticator App is free to download; CheckFirst costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CheckFirst holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Authenticator App has 34K ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Authenticator App | CheckFirst |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.7 (34K ratings)](https://appshunter.io/ios/app/authenticator-app-oneauth/id1142928979/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/checkfirst-scam-detector/id6814194661/reviews)** |
| Number of ratings | **34K** | 1 |
| Positive reviews | 44.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | **Free** | Paid |
| Size | 220 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Zoho Corporation](https://appshunter.io/developer/388384807) | [Amenah Al-Juboori](https://appshunter.io/developer/6810252365) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-oneauth/id1142928979)

Secure your online accounts with industry-standard two-factor authentication. Easily add accounts, generate time-based OTPs, and benefit from encrypted backups. Organize and manage your TFA with features like folders, brand logos, and search.

**Highlights:** Add accounts via QR code or manual entry, Time-based OTPs (offline access), Encrypted backup and secure recovery, Sync secrets across devices, Organize accounts with folders, Brand logos for easy identification, Passwordless sign-in options

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Quick and efficient
- 🔒 Very secure
- 👍 Easy to use
- 💡 Has Apple Watch app

**What reviewers complain about**

- 🐛 Unreliable notifications
- 🐛 Confusing user interface
- 🐛 Inconsistent behavior
- 🐛 Difficult to navigate
- 🐛 Locked out of accounts

**Reported bugs**

- Push notifications not working
- Endless authentication loops
- Incompatibility with new devices
- Locking users out of accounts

**Requested features**

- Support for multiple accounts
- Ability to export data to other authenticator apps
- Improved error handling and feedback
- Simpler setup and onboarding process


### CheckFirst

[App page](https://appshunter.io/ios/app/checkfirst-scam-detector/id6814194661)

Instantly analyze text messages, emails, or links to identify potential scams. Receive detailed explanations of detected threats, how they work, and actionable advice for protection. All analysis is performed locally on your device for maximum privacy.

**Highlights:** Scam detection for messages and links, Detailed explanation of scam types, Analysis of suspicious language and links, Guidance on scammer tactics, Actionable next steps for users, Private, on-device analysis, Supports English and Arabic

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App free?

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

### Is CheckFirst free?

CheckFirst costs $0.99, with no in-app purchases.

### Which has better reviews, Authenticator App or CheckFirst?

CheckFirst is rated higher. Authenticator App averages 4.7 out of 5 from 34K ratings, while CheckFirst averages 5.0 from 1 ratings.

### Do Authenticator App or CheckFirst have ads?

Neither Authenticator App nor CheckFirst shows ads.

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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.*