# Foxstack AI vs Aris AI Assistant

The clearest difference is in-app purchases: Foxstack AI at none against Aris AI Assistant's 6. Foxstack AI also leads on update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Aris AI Assistant sells 6 in-app purchases, starting at $4.99 per month. Foxstack AI asks for nothing beyond the download.

Foxstack AI ships an update every 2 days, Aris AI Assistant fortnightly. The most recent releases landed on September 19, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Foxstack AI | Aris AI Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Fortnightly |
| Size | 3 MB | 4 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Meridio](https://appshunter.io/developer/1836499552) | [Kenneth Sarnoski](https://appshunter.io/developer/1883394950) |

## What reviewers say

### Foxstack AI

[App page](https://appshunter.io/ios/app/foxstack-ai/id6760570536)

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

**In-app purchases:** none


### Aris AI Assistant

[App page](https://appshunter.io/ios/app/aris-ai-assistant/id6761385394)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aris Pro | $4.99 | per month |
| $10 Credits | $11.99 | one-time |
| $20 Credits | $22.99 | one-time |
| $50 Credits | $57.99 | one-time |
| $100 Credits | $114.99 | one-time |
| $200 Credits | $229.99 | one-time |


## Frequently asked questions

### Is Foxstack AI free?

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

### Is Aris AI Assistant free?

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

### Do Foxstack AI or Aris AI Assistant have ads?

Neither Foxstack AI nor Aris AI Assistant shows ads.

### Which is updated more often, Foxstack AI or Aris AI Assistant?

Foxstack AI ships an update every 2 days, and Aris AI Assistant fortnightly. Most recently, Foxstack AI was updated on September 19, 2026 and Aris AI Assistant on September 13, 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.*