# Authenticator vs RabbitKey

The clearest difference is update cadence: Authenticator at fortnightly against RabbitKey's every 5 weeks. RabbitKey's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Authenticator sells 2 in-app purchases, starting at $4.99 per month and RabbitKey sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Authenticator ships an update fortnightly, RabbitKey every 5 weeks. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Authenticator | RabbitKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/authenticator-2fa-codes-and-otp/id6745457851/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Freemium | — |
| Size | 80 MB | 70 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hitesh Bhagchandani](https://appshunter.io/developer/1812323967) | [心怡 刘](https://appshunter.io/developer/1886021592) |

## What reviewers say

### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-codes-and-otp/id6745457851)

Secure your digital life with this two-factor authentication and one-time password manager. It offers effortless, reliable, and private multi-factor authentication for all your accounts, from personal logins to crypto wallets.

**Highlights:** Two-factor authentication (2FA), One-time password (OTP) generation, Multi-factor authentication (MFA), Account security, User-friendly interface, No sign-up required, Optional cloud syncing

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Pro Monthly | $4.99 | per month |
| Authenticator Pro Yearly | $14.99 | per year |


### RabbitKey

[App page](https://appshunter.io/ios/app/rabbitkey-password-manager/id6761681823)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RabbitKey Pro | $29.99 | one-time |


## Frequently asked questions

### Is Authenticator free?

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

### Is RabbitKey free?

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

### Do Authenticator or RabbitKey have ads?

Neither Authenticator nor RabbitKey shows ads.

### Which is updated more often, Authenticator or RabbitKey?

Authenticator ships an update fortnightly, and RabbitKey every 5 weeks. Most recently, Authenticator was updated on October 14, 2026 and RabbitKey on October 3, 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.*