# Authenticator App+ vs Rainbow Authenticator

The clearest difference is ads: Rainbow Authenticator at none against Authenticator App+'s shown. Rainbow Authenticator also leads on iOS requirement (12.0 vs 16.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Authenticator App+ sells 6 in-app purchases, starting at $9.99 per month and Rainbow Authenticator sells 1 in-app purchase, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

Authenticator App+ ships an update fortnightly, Rainbow Authenticator monthly. The most recent releases landed on October 2, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Authenticator App+ | Rainbow Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (12K ratings)](https://appshunter.io/ios/app/authenticator-app-plus/id1610508128/reviews)** | — |
| Number of ratings | **12K** | — |
| Positive reviews | 76.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Subscription | — |
| Size | 135 MB | 32 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rocket Apps GmbH](https://appshunter.io/developer/1566586717) | [彦欣 吴](https://appshunter.io/developer/1628212399) |

## What reviewers say

### Authenticator App+

[App page](https://appshunter.io/ios/app/authenticator-app-plus/id1610508128)

Secure your online accounts with this app. It generates and stores two-factor authentication codes for popular services. Features include QR code scanning, end-to-end encryption, and device syncing.

**Highlights:** Generate and store 2FA/MFA codes, Scan QR codes or enter manually, End-to-end encryption, Unlock with Face ID & Touch ID, Encrypted iCloud backup, Sync across Apple devices, Homescreen Widgets

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly | $9.99 | per month |
| PRO Yearly | $29.99 | per year |
| PRO Yearly | $39.99 | per year |
| PRO Yearly | $39.99 | per year |
| Rocket Apps PRO Yearly | $39.99 | per year |
| PRO Yearly | $49.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 🔒 Secure authentication
- 👍 Helpful for account recovery
- 💡 Useful for online security

**What reviewers complain about**

- 🐛 Login issues
- 🐛 Accounts disappearing after app updates
- 🔒 Difficulty resetting passwords
- 💰 Subscription concerns

**Reported bugs**

- App freezing during use
- Codes not working as expected
- Repeated prompts for new user setup

**Requested features**

- Forgot password feature
- Ability to delete vaults
- Better cross-device synchronization


### Rainbow Authenticator

[App page](https://appshunter.io/ios/app/rainbow-authenticator/id6444103637)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly(30-day trial) | $4.99 | per year |


## Frequently asked questions

### Is Authenticator App+ free?

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

### Is Rainbow Authenticator free?

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

### Do Authenticator App+ or Rainbow Authenticator have ads?

Authenticator App+ shows ads; Rainbow Authenticator does not.

### Which is updated more often, Authenticator App+ or Rainbow Authenticator?

Authenticator App+ ships an update fortnightly, and Rainbow Authenticator monthly. Most recently, Authenticator App+ was updated on October 2, 2026 and Rainbow Authenticator on September 19, 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.*