# OmniAI vs Helium AI

The clearest difference is in-app purchases: Helium AI at none against OmniAI's 3. Helium AI also leads on ads (none vs shown) and update cadence (every 6 days vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. OmniAI sells 3 in-app purchases, starting at $3.99 per 7 days. Helium AI asks for nothing beyond the download.

OmniAI ships an update monthly, Helium AI every 6 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OmniAI | Helium AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (12 ratings)](https://appshunter.io/ios/app/omniai-ai-chat-assistant/id6756974545/reviews)** | — |
| Number of ratings | **12** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 37 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 12+ |
| Developer | [Apptora LLC](https://appshunter.io/developer/1863970543) | [Neural Arc Inc](https://appshunter.io/developer/1845782405) |

## What reviewers say

### OmniAI

[App page](https://appshunter.io/ios/app/omniai-ai-chat-assistant/id6756974545)

Access multiple leading AI models like GPT-4o, Claude 3.5 Sonnet, and Gemini 1.5 Pro in one app. Compare responses, switch models instantly, and utilize a clean interface for enhanced productivity in writing, research, coding, and more.

**Highlights:** Access multiple leading AI models, Compare AI responses, Seamless model switching, Clean and focused interface, Supports writing, research, coding, and more, Unlimited access via subscription

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium Weekly (free trial) | $3.99 | per 7 days |
| Premium Yearly | $49.99 | per year |


### Helium AI

[App page](https://appshunter.io/ios/app/helium-ai/id6759967773)

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

**In-app purchases:** none


## Frequently asked questions

### Is OmniAI free?

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

### Is Helium AI free?

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

### Do OmniAI or Helium AI have ads?

OmniAI shows ads; Helium AI does not.

### Which is updated more often, OmniAI or Helium AI?

OmniAI ships an update monthly, and Helium AI every 6 days. Most recently, OmniAI was updated on November 5, 2026 and Helium AI on October 31, 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.*