# Rainbow Authenticator vs Authenticator

The clearest difference is iOS requirement: Rainbow Authenticator at 12.0 against Authenticator's 14.3. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Rainbow Authenticator sells 1 in-app purchase, starting at $4.99 per year and Authenticator sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

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

## The numbers

| Metric | Rainbow Authenticator | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/authenticator-2fa-code/id6502896786/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 32 MB | 58 MB |
| Requires iOS | **12.0** | 14.3 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [彦欣 吴](https://appshunter.io/developer/1628212399) | [林炽 钟](https://appshunter.io/developer/1743430951) |

## What reviewers say

### 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 |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-code/id6502896786)

Enhance your online security with two-factor authentication. This app acts as a password manager, generating strong passwords and offering auto-fill for convenient and secure logins. It supports a wide range of services and securely backs up your data with encryption.

**Highlights:** Two-factor authentication, Password manager, QR code scanning, Auto-fill login information, Strong password generation, Encrypted data backup, Biometric unlock

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator - 1 Week | $4.99 | per 7 days |
| Authenticator 1 Month | $9.99 | per month |
| Authenticator - 1 Year | $29.99 | per year |
| Authenticator 1 Year | $39.99 | per year |
| Authenticator - Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Rainbow Authenticator free?

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

### Is Authenticator free?

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

### Do Rainbow Authenticator or Authenticator have ads?

Neither Rainbow Authenticator nor Authenticator shows ads.

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

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