# 誤薬チェッカーNeo vs Authenticator App

The clearest difference is in-app purchases: 誤薬チェッカーNeo at none against Authenticator App's 10. 誤薬チェッカーNeo also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Authenticator App sells 9 in-app purchases, starting at $0.99 per 7 days. 誤薬チェッカーNeo asks for nothing beyond the download.

誤薬チェッカーNeo ships an update every 3 weeks, Authenticator App every 2 weeks. The most recent releases landed on September 13, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 誤薬チェッカーNeo | Authenticator App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (276 ratings)](https://appshunter.io/ios/app/authenticator-app-2fa-and-mfa/id6745221060/reviews)** |
| Number of ratings | — | **276** |
| Positive reviews | — | 17.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 103 MB | 39 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [株式会社アイトシステム](https://appshunter.io/developer/1578238314) | [APPLY DIJITAL HIZMETLER TICARET LIMITED SIRKETI](https://appshunter.io/developer/1811349573) |

## What reviewers say

### 誤薬チェッカーNeo

[App page](https://appshunter.io/ios/app/neo/id6449415020)

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

**In-app purchases:** none


### Authenticator App

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-and-mfa/id6745221060)

This app generates time-based one-time passwords (TOTP) to secure your digital accounts. It offers a reliable alternative for two-factor authentication across various services, including email, social media, crypto wallets, and work platforms. Enjoy fast access, secure backups, and multi-device synchronization for enhanced digital protection.

**Highlights:** Generates TOTP codes, Alternative to Google Authenticator, Secure backup and sync, Instant QR code scanning, Multi-device support

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| Weekly Standart | $6.99 | 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 |
| Monthly Plus Subscription | $19.99 | per month |
| Monthly Pro Subscription | $24.99 | per month |
| Yearly Subscription | $49.99 | per year |


## Frequently asked questions

### Is 誤薬チェッカーNeo free?

誤薬チェッカーNeo is free to download, with no in-app purchases.

### Is Authenticator App free?

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

### Do 誤薬チェッカーNeo or Authenticator App have ads?

Authenticator App shows ads; 誤薬チェッカーNeo does not.

### Which is updated more often, 誤薬チェッカーNeo or Authenticator App?

誤薬チェッカーNeo ships an update every 3 weeks, and Authenticator App every 2 weeks. Most recently, 誤薬チェッカーNeo was updated on September 13, 2026 and Authenticator App on September 22, 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.*