# Surge Smart vs Authenticator App

The clearest difference is in-app purchases: Surge Smart at none against Authenticator App's 8. Surge Smart also leads on iOS requirement (12.0 vs 15.1). Authenticator App's advantage is device support. On price there is nothing between them.

Both are free to download. Authenticator App sells 8 in-app purchases, starting at $2.99 per 7 days. Surge Smart asks for nothing beyond the download.

## The numbers

| Metric | Surge Smart | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (29 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-otp/id6757484813/reviews)** |
| Number of ratings | — | **29** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 6 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 61 MB | 45 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Neja Wittatchy](https://appshunter.io/developer/1743188907) | [Solid Dijital](https://appshunter.io/developer/1862145370) |

## What reviewers say

### Surge Smart

[App page](https://appshunter.io/ios/app/surge-smart/id6499414704)

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-otp/id6757484813)

This app provides secure two-factor authentication (2FA) and multi-factor authentication (MFA) by generating time-based one-time passwords (TOTP) for online accounts. It offers encrypted backups, cloud sync, and QR code support for easy account management across multiple devices.

**Highlights:** Secure 2FA/MFA code generation, Encrypted backup and cloud sync, QR code account addition, Multi-device access, Reliable and fast performance

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Basic Subscription | $2.99 | per 7 days |
| Weekly Pre Subscription | $7.99 | per 7 days |
| Weekly Plus Subscription | $8.99 | per 7 days |
| Weekly Pro Subscription | $9.99 | per 7 days |
| Weekly Platinium Subscription | $11.99 | per 7 days |
| Yearly Basic Subscription | $39.99 | per year |
| Yearly Plus Subscription | $49.99 | per year |
| Yearly Pro Subscription | $59.99 | per year |


## Frequently asked questions

### Is Surge Smart free?

Surge Smart is free to download, with no in-app purchases.

### Is Authenticator App free?

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

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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.*