# Eldbooks Fleet vs Authenticator

The clearest difference is in-app purchases: Eldbooks Fleet at none against Authenticator's 2. Eldbooks Fleet also leads on ads (none vs shown) and iOS requirement (15.1 vs 18.0). Authenticator's advantage is update cadence (every 4 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Authenticator sells 2 in-app purchases, starting at $9.99 per 7 days. Eldbooks Fleet asks for nothing beyond the download.

Eldbooks Fleet ships an update every 2 months, Authenticator every 4 days. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Eldbooks Fleet | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (6 ratings)](https://appshunter.io/ios/app/authenticator-2fa-mfa-otp/id6808388945/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 38 MB | 43 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Asritsolutions LLC](https://appshunter.io/developer/1135486833) | [Lumetro LLC](https://appshunter.io/developer/1802229122) |

## What reviewers say

### Eldbooks Fleet

[App page](https://appshunter.io/ios/app/eldbooks-fleet/id6752975164)

**Features:** macOS Compatibility

**In-app purchases:** none


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-mfa-otp/id6808388945)

Secure your online accounts with two-factor authentication generated directly on your device. Easily set up TOTP codes by scanning QR codes, which refresh every 30 seconds and function offline. Supports a vast range of popular services and offers encrypted backup and sync.

**Highlights:** Time-based one-time passwords (TOTP), Offline code generation, QR code setup, Encrypted backup and sync, Import from other authenticators, App Lock with biometrics, Password manager with autofill, Data breach monitoring

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Premium | $9.99 | per 7 days |
| Authenticator Premium | $39.99 | per year |


## Frequently asked questions

### Is Eldbooks Fleet free?

Eldbooks Fleet is free to download, with no in-app purchases.

### Is Authenticator free?

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

### Do Eldbooks Fleet or Authenticator have ads?

Authenticator shows ads; Eldbooks Fleet does not.

### Which is updated more often, Eldbooks Fleet or Authenticator?

Eldbooks Fleet ships an update every 2 months, and Authenticator every 4 days. Most recently, Eldbooks Fleet was updated on October 6, 2026 and Authenticator on October 24, 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.*