# Optarion vs Nimbus8

The clearest difference is in-app purchases: Optarion at none against Nimbus8's 2. Optarion also leads on iOS requirement (15.0 vs 26.0). Nimbus8's advantage is update cadence (every 2 days vs every 9 days). On price, ads and device support there is nothing between them.

Both are free to download. Nimbus8 sells 2 one-off in-app purchases. Optarion asks for nothing beyond the download.

Optarion ships an update every 9 days, Nimbus8 every 2 days. The most recent releases landed on October 13, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Optarion | Nimbus8 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (6 ratings)](https://appshunter.io/ios/app/nimbus8/id6771196565/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 88.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 80 MB | 270 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 9+ |
| Developer | [Abdulkarim habib](https://appshunter.io/developer/1884511712) | [Robert Georges Jr.](https://appshunter.io/developer/1896774310) |

## What reviewers say

### Optarion

[App page](https://appshunter.io/ios/app/optarion/id6760447529)

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

**In-app purchases:** none


### Nimbus8

[App page](https://appshunter.io/ios/app/nimbus8/id6771196565)

Run powerful AI models directly on your iPhone or iPad without sending data to servers. This app offers local chat, coding assistance, image generation, translation, and more, with advanced features available through a one-time purchase.

**Highlights:** On-device AI model execution, Local chat and coding assistance, Image generation and translation, Background agents and scheduling, Hybrid local/web search, Speech-to-text and text-to-speech, Cross-module memory and recall

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-day Trial | Free | one-time |
| Nimbus8 Pro - Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Optarion free?

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

### Is Nimbus8 free?

Nimbus8 is free to download, with in-app purchases available.

### Do Optarion or Nimbus8 have ads?

Neither Optarion nor Nimbus8 shows ads.

### Which is updated more often, Optarion or Nimbus8?

Optarion ships an update every 9 days, and Nimbus8 every 2 days. Most recently, Optarion was updated on October 13, 2026 and Nimbus8 on October 10, 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.*