# Optiki Prime vs OThree AI

The clearest difference is in-app purchases: Optiki Prime at none against OThree AI's 1. Optiki Prime also leads on iOS requirement (12.0 vs 18.0). OThree AI's advantage is update cadence (every 9 days vs every 15 months). On price, ads 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. Optiki Prime asks for nothing beyond the download.

Optiki Prime ships an update every 15 months, OThree AI every 9 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Optiki Prime | OThree AI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 9 days** |
| Monetization | — | Freemium |
| Size | 20 MB | 1.7 GB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [KiLax Limited](https://appshunter.io/developer/1375390711) | [Seven Delta Seven LLC](https://appshunter.io/developer/1782302903) |

## What reviewers say

### Optiki Prime

[App page](https://appshunter.io/ios/app/optiki-prime/id1508285641)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Optiki Prime free?

Optiki Prime is free to download, with no in-app purchases.

### Is OThree AI free?

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

### Do Optiki Prime or OThree AI have ads?

Neither Optiki Prime nor OThree AI shows ads.

### Which is updated more often, Optiki Prime or OThree AI?

Optiki Prime ships an update every 15 months, and OThree AI every 9 days. Most recently, Optiki Prime was updated on November 3, 2026 and OThree AI on October 30, 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.*