# Klok AI vs Codex AI

The clearest difference is review sentiment: Klok AI at 100% against Codex AI's 0%. Klok AI also leads on rating (5.0 vs 1.0) and in-app purchases (none vs 7). Codex AI's advantage is ads (none vs shown). On price and ratings volume there is nothing between them.

Both are free to download. Codex AI sells 7 in-app purchases, starting at $6.99 per 7 days. Klok AI asks for nothing beyond the download.

Klok AI holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 100% of Klok AI's written reviews are positive against 0% of Codex AI's.

Klok AI ships an update every 2 days, Codex AI weekly. The most recent releases landed on September 13, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Klok AI | Codex AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/klok-ai/id6745335307/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/codex-ai-remote-codex/id6781323682/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | **Ad-supported** | Freemium |
| Size | 30 MB | 49 MB |
| Requires iOS | **15.1** | 18 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [AROHA LABS PTE. LTD.](https://appshunter.io/developer/1811806949) | [Ariadni Deligianni](https://appshunter.io/developer/6781323684) |

## What reviewers say

### Klok AI

[App page](https://appshunter.io/ios/app/klok-ai/id6745335307)

Access multiple AI models optimized for various tasks through a single, intuitive interface. This app remembers your preferences and adapts to your style, offering specialized AIs for speed, creativity, complex problem-solving, and data analysis. Widgets provide quick access to your favorite tools, enhancing productivity and creativity.

**Highlights:** Multiple AI model access, Optimized AI for different tasks, Unified and intuitive interface, Personalized learning and adaptation, Widget system for quick access, Specialized AI for speed, creativity, and analysis

**Features:** macOS Compatibility

**In-app purchases:** none


### Codex AI

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

This AI-powered assistant helps you organize tasks, plan projects, and draft content. Simply describe your needs in plain language to generate structured plans, notes, and summaries, streamlining your workflow from idea to action.

**Highlights:** AI assistant for everyday tasks, Structured results from simple descriptions, Create plans, notes, and summaries, Organize work into projects, Save and return to sessions, Draft content and manage workflows

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

**In-app purchases (7)**

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


## Frequently asked questions

### Is Klok AI free?

Klok AI is free to download, with no in-app purchases.

### Is Codex AI free?

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

### Which has better reviews, Klok AI or Codex AI?

Klok AI is rated higher. Klok AI averages 5.0 out of 5 from 2 ratings, while Codex AI averages 1.0 from 1 ratings.

### Do Klok AI or Codex AI have ads?

Klok AI shows ads; Codex AI does not.

### Which is updated more often, Klok AI or Codex AI?

Klok AI ships an update every 2 days, and Codex AI weekly. Most recently, Klok AI was updated on September 13, 2026 and Codex AI on September 20, 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.*