# Authenticator app vs Otpkey Authenticator

The clearest difference is rating: Authenticator app at 4.6 against Otpkey Authenticator's 1.0. Authenticator app also leads on ratings volume (5.7K vs 2) and review sentiment (68% vs 50%). Otpkey Authenticator's advantage is in-app purchases (none vs 11) and iOS requirement (13.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Authenticator app sells 11 in-app purchases, starting at $4.99 per month. Otpkey Authenticator asks for nothing beyond the download.

Authenticator app holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Authenticator app has 5.7K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 68% of Authenticator app's written reviews are positive against 50% of Otpkey Authenticator's.

Authenticator app ships an update monthly, Otpkey Authenticator every 2 months. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Authenticator app | Otpkey Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5.7K ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id1625466768/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/otpkey-authenticator/id6444123920/reviews) |
| Number of ratings | **5.7K** | 2 |
| Positive reviews | **67.8% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 279 MB | 22 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad, Mac, Apple Watch | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Maxima Apps](https://appshunter.io/developer/1153277200) | [Certchip Corp](https://appshunter.io/developer/1652474819) |

## What reviewers say

### Authenticator app

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-mfa/id1625466768)

This app provides secure two-factor authentication for over 1000 popular online accounts. It offers quick access via widgets and Apple Watch, and ensures your data is safe with no internet exchange. Easily set up accounts by scanning QR codes or entering secret keys.

**Highlights:** Two-factor authentication (2FA), Multi-factor authentication (MFA), Supports 1000+ apps, Apple Watch support, Quick widget support, QR code scanning, Encrypted backup

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Premium Monthly | $4.99 | per month |
| Authenticator App Premium Weekly | $5.99 | per 7 days |
| Authenticator Premium Monthly | $9.99 | per month |
| Authenticator App Weekly Premium | $9.99 | per 7 days |
| Authenticator Premium Yearly | $29.99 | per year |
| Authenticator Premium Yearly | $49.99 | per year |
| Authenticator App Premium Yearly | $59.99 | per year |
| Premium Access 3 Month Trial | $69.99 | per year |
| Authenticator Premium Lifetime | $49.99 | one-time |
| Authenticator Premium Lifetime | $69.99 | one-time |
| Authenticator App Lifetime | $99.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 🔒 Secure authentication
- 👍 Reliable and works well
- 🚀 Quick and efficient
- 👍 Helpful for account recovery

**What reviewers complain about**

- 🐛 Bugs and glitches
- 💰 Expensive or hidden fees
- 🤯 Confusing setup and usage
- 🔒 Issues with account access and recovery
- 🔋 Drains device battery

**Reported bugs**

- Codes not working or generating errors
- App crashing or freezing during use
- Accounts being deleted or inaccessible
- Compatibility issues with certain devices or platforms

**Requested features**

- Improved user interface and instructions
- Better compatibility with other apps and services
- Option to export/backup authentication codes
- Ability to easily manage and remove accounts


### Otpkey Authenticator

[App page](https://appshunter.io/ios/app/otpkey-authenticator/id6444123920)

Enhance your online security with multi-factor authentication. This app generates one-time passwords for various services, even offline, and supports standard TOTP/HOTP protocols. It offers features like QR code scanning, auto-hiding codes, and biometric authentication.

**Highlights:** Multi-factor authentication, Offline OTP generation, QR code scanning and export, Biometric authentication support, Clipboard code copying, Widget and Watch App support

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

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator app free?

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

### Is Otpkey Authenticator free?

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

### Which has better reviews, Authenticator app or Otpkey Authenticator?

Authenticator app is rated higher. Authenticator app averages 4.6 out of 5 from 5.7K ratings, while Otpkey Authenticator averages 1.0 from 2 ratings.

### Do Authenticator app or Otpkey Authenticator have ads?

Neither Authenticator app nor Otpkey Authenticator shows ads.

### Which is updated more often, Authenticator app or Otpkey Authenticator?

Authenticator app ships an update monthly, and Otpkey Authenticator every 2 months. Most recently, Authenticator app was updated on October 1, 2026 and Otpkey Authenticator on October 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*