# Authenticator App vs Sound & Decibel Meter

The clearest difference is ratings volume: Authenticator App at 144 against Sound & Decibel Meter's 4. On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Authenticator App sells 4 in-app purchases, starting at $2.99 per 7 days and Sound & Decibel Meter sells 4 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Sound & Decibel Meter holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Authenticator App has 144 ratings behind it against 4, so its average is the more settled of the two.

## The numbers

| Metric | Authenticator App | Sound & Decibel Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (144 ratings)](https://appshunter.io/ios/app/authenticator-app-2fas-auth/id6739326877/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/sound-and-decibel-meter-dbscan/id6753932020/reviews)** |
| Number of ratings | **144** | 4 |
| Positive reviews | 95.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 40 MB | 62 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Vipul Prajapati](https://appshunter.io/developer/1737800971) | [Hardik Gojariya](https://appshunter.io/developer/1837841275) |

## What reviewers say

### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fas-auth/id6739326877)

This app generates secure two-factor authentication codes for all your online accounts. It offers fast code generation, one-tap backup, and biometric security for enhanced protection. It's a reliable alternative to other popular authenticator apps.

**Highlights:** Two Factor Authentication (2FA), Fast code generation, One-tap backup and sync, Biometric security (Face ID/Touch ID), QR code scanning, Offline functionality

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Premium Shield | $2.99 | per 7 days |
| Authenticator 2FA MFA (1 Week) | $4.99 | per 7 days |
| Two Factor Authentication, 2FA | $8.99 | per month |
| Authentication Premium (1Year) | $29.99 | per year |

**What reviewers like**

- 🚀 Smooth Backup with iCloud
- 🔒 Privacy-focused and well-built
- 🔒 Biometric lock adds peace of mind
- 🔒 Secured Auth Ever!
- 🔒 Fast & Secured 2FA

**What reviewers complain about**

- None

**Reported bugs**

- None

**Requested features**

- None


### Sound & Decibel Meter

[App page](https://appshunter.io/ios/app/sound-and-decibel-meter-dbscan/id6753932020)

This application transforms your device into a real-time sound level meter. It accurately measures and analyzes ambient noise in decibels and frequency, helping you monitor your surroundings and maintain safe sound levels.

**Highlights:** Real-time noise level measurement, Decibel (dB) monitoring, Frequency analysis, Instant sound detection, Easy-to-read data display

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sound Decibel Meter dBScan Week | $3.99 | per 7 days |
| Sound Decibel Meter dBScan Year | $24.99 | per year |
| Sound Decibel Meter dBScan Gift | $9.99 | one-time |
| Sound Decibel Meter dBScan Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Authenticator App free?

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

### Is Sound & Decibel Meter free?

Sound & Decibel Meter is free to download, with in-app purchases available.

### Which has better reviews, Authenticator App or Sound & Decibel Meter?

Sound & Decibel Meter is rated higher. Authenticator App averages 4.6 out of 5 from 144 ratings, while Sound & Decibel Meter averages 4.8 from 4 ratings.

### Do Authenticator App or Sound & Decibel Meter have ads?

Neither Authenticator App nor Sound & Decibel Meter shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*