# Mobile OTP Authenticator vs Rastrac Driver

The clearest difference is update cadence: Mobile OTP Authenticator at every 8 months against Rastrac Driver's every 46 months. Rastrac Driver's advantage is iOS requirement (9.3 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mobile OTP Authenticator ships an update every 8 months, Rastrac Driver every 46 months. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Mobile OTP Authenticator | Rastrac Driver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/mobile-otp-authenticator/id1451459963/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 46 months |
| Monetization | Free | — |
| Size | 2 MB | 9 MB |
| Requires iOS | 15.6 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Albert Parti](https://appshunter.io/developer/534966701) | [RASTRAC](https://appshunter.io/developer/805658272) |

## What reviewers say

### Mobile OTP Authenticator

[App page](https://appshunter.io/ios/app/mobile-otp-authenticator/id1451459963)

Securely manage your two-factor authentication codes. Easily add accounts by scanning QR codes or manual entry. Protect your online accounts with industry-standard HOTP and TOTP algorithms.

**Highlights:** QR code scanning for account setup, Manual account entry, Secure data storage in iOS Keychain, Supports HOTP and TOTP algorithms, Works with popular services like Google, Facebook, Amazon

**In-app purchases:** none


### Rastrac Driver

[App page](https://appshunter.io/ios/app/rastrac-driver/id1473653597)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mobile OTP Authenticator free?

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

### Is Rastrac Driver free?

Rastrac Driver is free to download, with no in-app purchases.

### Do Mobile OTP Authenticator or Rastrac Driver have ads?

Neither Mobile OTP Authenticator nor Rastrac Driver shows ads.

### Which is updated more often, Mobile OTP Authenticator or Rastrac Driver?

Mobile OTP Authenticator ships an update every 8 months, and Rastrac Driver every 46 months. Most recently, Mobile OTP Authenticator was updated on September 28, 2026 and Rastrac Driver 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.*