# SurfAI vs Octa by 8ight

The clearest difference is in-app purchases: SurfAI at none against Octa by 8ight's 3. Octa by 8ight's advantage is update cadence (every 5 days vs every 11 days) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Octa by 8ight sells 3 in-app purchases, starting at $29.99 per month. SurfAI asks for nothing beyond the download.

SurfAI ships an update every 11 days, Octa by 8ight every 5 days. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | SurfAI | Octa by 8ight |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 5 days** |
| Size | 3 MB | 6 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [People Cloud LTD](https://appshunter.io/developer/1774045533) | [daniel saadon](https://appshunter.io/developer/1866553123) |

## What reviewers say

### SurfAI

[App page](https://appshunter.io/ios/app/surfai/id6741872795)

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

**In-app purchases:** none


### Octa by 8ight

[App page](https://appshunter.io/ios/app/octa-by-8ight/id6785301586)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Starter | $29.99 | per month |
| AI Creator | $104.99 | per month |
| AI Professional | $579.99 | per month |


## Frequently asked questions

### Is SurfAI free?

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

### Is Octa by 8ight free?

Octa by 8ight is free to download, with in-app purchases available.

### Do SurfAI or Octa by 8ight have ads?

Neither SurfAI nor Octa by 8ight shows ads.

### Which is updated more often, SurfAI or Octa by 8ight?

SurfAI ships an update every 11 days, and Octa by 8ight every 5 days. Most recently, SurfAI was updated on October 10, 2026 and Octa by 8ight on October 12, 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.*