# 2FA Authenticator vs Codex AI

The clearest difference is rating: 2FA Authenticator at 5.0 against Codex AI's 4.7. 2FA Authenticator also leads on ratings volume (77 vs 25) and iOS requirement (15.0 vs 18). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 2FA Authenticator sells 4 in-app purchases, starting at $4.99 per 7 days and Codex AI sells 10 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

2FA Authenticator holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 77 and 25 respectively. Written reviews point the same way: 72% of 2FA Authenticator's written reviews are positive against 64% of Codex AI's.

2FA Authenticator ships an update every 6 days, Codex AI weekly. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 2FA Authenticator | Codex AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (77 ratings)](https://appshunter.io/ios/app/2fa-authenticator-mfaotpauth/id6503233227/reviews)** | [4.7 (25 ratings)](https://appshunter.io/ios/app/codex-ai-remote-codex/id6781323682/reviews) |
| Number of ratings | **77** | 25 |
| Positive reviews | **71.7% of reviews** | 63.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 32 MB | 55 MB |
| Requires iOS | **15.0** | 18 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [朝虹 陈](https://appshunter.io/developer/1678918725) | [Ariadni Deligianni](https://appshunter.io/developer/6781323684) |

## What reviewers say

### 2FA Authenticator

[App page](https://appshunter.io/ios/app/2fa-authenticator-mfaotpauth/id6503233227)

This app provides robust digital security for your online accounts using end-to-end encryption. It simplifies adding accounts, securely backs up and syncs your data, and offers offline password generation. Manage all your passwords and generate strong ones with ease.

**Highlights:** Effortless account addition via QR code, Secure data backup and cross-device sync, Offline one-time password generation, Password manager for central organization, Customizable strong password generator, Face ID and Touch ID secure access

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Authenticator Weekly | $4.99 | per 7 days |
| Authenticator - Weekly | $4.99 | per 7 days |
| Authenticator Yearly | $39.99 | per year |
| Authenticator Lifetime | $39.99 | one-time |


### Codex AI

[App page](https://appshunter.io/ios/app/codex-ai-remote-codex/id6781323682)

This app integrates AI conversations, writing, coding assistance, and creative tools into a single workspace. It allows users to draft content, review code, generate images, and organize work into projects. Remote access to your computer is also available for continued work on the go.

**Highlights:** AI chat with multiple models, Code writing and explanation, Web search integration, Image and video generation, Voice conversations, Project organization, Remote computer control

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Forge Pro | $6.99 | per 7 days |
| premium | $9.99 | per 7 days |
| premium | $14.99 | per month |
| premium | $29.99 | per month |
| Forge Pro | $49.99 | per year |
| premium | $59.99 | per year |
| Tokens | $19.99 | one-time |
| Tokens | $34.99 | one-time |
| Tokens | $59.99 | one-time |
| Tokens | $99.99 | one-time |


## Frequently asked questions

### Is 2FA Authenticator free?

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

### Is Codex AI free?

Codex AI is free to download, with in-app purchases available.

### Which has better reviews, 2FA Authenticator or Codex AI?

2FA Authenticator is rated higher. 2FA Authenticator averages 5.0 out of 5 from 77 ratings, while Codex AI averages 4.7 from 25 ratings.

### Do 2FA Authenticator or Codex AI have ads?

Neither 2FA Authenticator nor Codex AI shows ads.

### Which is updated more often, 2FA Authenticator or Codex AI?

2FA Authenticator ships an update every 6 days, and Codex AI weekly. Most recently, 2FA Authenticator was updated on October 30, 2026 and Codex AI on November 4, 2026.

---

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