# OThree AI vs Local Keep AI

The clearest difference is review sentiment: Local Keep AI at 100% against OThree AI's 0%. Local Keep AI also leads on update cadence (every 4 days vs every 9 days) and iOS requirement (15.1 vs 18.0). OThree AI's advantage is ads (none vs shown). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. OThree AI sells 1 in-app purchase, starting at $14.99 per month and Local Keep AI sells 10 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

OThree AI ships an update every 9 days, Local Keep AI every 4 days. The most recent releases landed on October 18, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | OThree AI | Local Keep AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/local-keep-ai/id6766969757/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | Freemium | Freemium |
| Size | 1.7 GB | 57 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 9+ |
| Developer | [Seven Delta Seven LLC](https://appshunter.io/developer/1782302903) | [Layne Faler](https://appshunter.io/developer/1713438238) |

## What reviewers say

### OThree AI

[App page](https://appshunter.io/ios/app/othree-ai-fast-private-chat/id6740998410)

This AI chat application provides instant answers and assistance using advanced language models. It offers both offline and cloud-based access, prioritizing user privacy with a zero-data-storage policy. Enjoy seamless compatibility across Apple devices for a convenient AI experience.

**Highlights:** Offline Large Language Model, Ultra-fast Cloud LLM, Zero-data storage privacy, Universal Apple device compatibility, Quick answers and brainstorming, Drafting emails and documents

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OThree Premium | $14.99 | per month |


### Local Keep AI

[App page](https://appshunter.io/ios/app/local-keep-ai/id6766969757)

This AI workspace allows you to chat with hundreds of models locally on your device, even offline. It generates real files like PDFs and spreadsheets, not just descriptions, and supports voice input and output. Access your work across multiple platforms with a single account.

**Highlights:** Local-first AI workspace, Offline functionality, Real file generation (PDF, CSV, etc.), Voice chat and playback, Hundreds of AI models, Cross-platform support

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Local Keep AI Starter | $19.99 | per month |
| Local Keep AI Pro | $49.99 | per month |
| Local Keep AI Premium | $99.99 | per month |
| Local Keep AI Ultra | $199.99 | per month |
| Local Keep AI Starter Yearly | $199.99 | per year |
| Local Keep AI Pro Yearly | $499.99 | per year |
| Local Keep AI Premium Yearly | $999.99 | per year |
| 1M Token Top-Up | $5.00 | one-time |
| 5M Token Top-Up | $25.00 | one-time |
| 10M Token Top-Up | $50.00 | one-time |


## Frequently asked questions

### Is OThree AI free?

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

### Is Local Keep AI free?

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

### Do OThree AI or Local Keep AI have ads?

Local Keep AI shows ads; OThree AI does not.

### Which is updated more often, OThree AI or Local Keep AI?

OThree AI ships an update every 9 days, and Local Keep AI every 4 days. Most recently, OThree AI was updated on October 18, 2026 and Local Keep AI on October 28, 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.*