# 2FA Authenticator Password App vs PLC Assistance

The clearest difference is review sentiment: PLC Assistance at 100% against 2FA Authenticator Password App's 0%. PLC Assistance also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 3). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 2FA Authenticator Password App sells 3 in-app purchases, starting at $5.99 per 7 days. PLC Assistance asks for nothing beyond the download.

PLC Assistance holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: PLC Assistance has 45 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 0% of 2FA Authenticator Password App's written reviews are positive against 100% of PLC Assistance's.

2FA Authenticator Password App ships an update every 3 weeks, PLC Assistance weekly. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 2FA Authenticator Password App | PLC Assistance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/2fa-authenticator-password-app/id6758049314/reviews) | **[5.0 (45 ratings)](https://appshunter.io/ios/app/plc-assistance/id6766073582/reviews)** |
| Number of ratings | 4 | **45** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Freemium | **Free** |
| Size | 11 MB | 10 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FOODS SH.P.K.](https://appshunter.io/developer/1870568962) | [Zhihao Wang](https://appshunter.io/developer/1896185663) |

## What reviewers say

### 2FA Authenticator Password App

[App page](https://appshunter.io/ios/app/2fa-authenticator-password-app/id6758049314)

This app securely stores and displays time-based one-time verification codes for accessing online accounts. It offers features like automatic code refreshing, one-tap copying, and optional PIN protection for enhanced security. Manage your services easily through QR code scanning or manual entry.

**Highlights:** Stores and displays 2FA verification codes, Automatic code refresh every 30 seconds, One-tap code copying to clipboard, QR code scanning for adding services, Optional PIN code protection, Automatic app lock after minimization, Hide codes on app launch (Pro)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Pro | $5.99 | per 7 days |
| 2FA Authenticator Pro | $5.99 | per 7 days |
| 2FA Authenticator One-time | $119.99 | one-time |


### PLC Assistance

[App page](https://appshunter.io/ios/app/plc-assistance/id6766073582)

This AI-powered tool assists electrical and automation engineers in understanding PLC logic, troubleshooting issues, and enhancing their workflow. It provides instant answers and programming support for various industrial automation systems, helping users save time and improve efficiency.

**Highlights:** PLC programming support (ladder logic, structured text), Troubleshooting and debugging guidance, Instant answers for industrial automation problems, AI assistant tailored for engineers, Support for Siemens, Allen-Bradley, and other PLC systems

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 2FA Authenticator Password App free?

2FA Authenticator Password App is free to download, with in-app purchases available.

### Is PLC Assistance free?

PLC Assistance is free to download, with no in-app purchases.

### Which has better reviews, 2FA Authenticator Password App or PLC Assistance?

PLC Assistance is rated higher. 2FA Authenticator Password App averages 4.0 out of 5 from 4 ratings, while PLC Assistance averages 5.0 from 45 ratings.

### Do 2FA Authenticator Password App or PLC Assistance have ads?

Neither 2FA Authenticator Password App nor PLC Assistance shows ads.

### Which is updated more often, 2FA Authenticator Password App or PLC Assistance?

2FA Authenticator Password App ships an update every 3 weeks, and PLC Assistance weekly. Most recently, 2FA Authenticator Password App was updated on October 9, 2026 and PLC Assistance on October 16, 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.*