# AI Pro vs Storm PerPass

The clearest difference is in-app purchases: Storm PerPass at none against AI Pro's 9. AI Pro's advantage is device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. AI Pro sells 9 in-app purchases, starting at $0.99 per 7 days. Storm PerPass asks for nothing beyond the download.

AI Pro ships an update weekly, Storm PerPass every 9 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI Pro | Storm PerPass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (404 ratings)](https://appshunter.io/ios/app/ai-pro-private-ai-assistant/id6477226962/reviews)** | — |
| Number of ratings | **404** | — |
| Positive reviews | 73.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Subscription | — |
| Size | 40 MB | 86 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Crypto Inc.](https://appshunter.io/developer/980289004) | [Storm Software](https://appshunter.io/developer/1842188476) |

## What reviewers say

### AI Pro

[App page](https://appshunter.io/ios/app/ai-pro-private-ai-assistant/id6477226962)

This app provides access to advanced AI models like GPT 4.1 across your Apple devices, with seamless iCloud synchronization. It prioritizes user privacy and offers tools for enhanced productivity, research, and creative writing.

**Highlights:** Access GPT 4.1 and advanced AI models, Multi-platform support (iPhone, iPad, Mac, Vision Pro), iCloud sync across all devices, Privacy-focused, no data collection, Productivity tools like conversation forking and code highlighting, Smart keyboard shortcuts and menus, Multilingual support in over 40 languages

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lite - 1 week | $0.99 | per 7 days |
| Lite - 1 month | $2.49 | per month |
| Basic - 1 week | $3.69 | per 7 days |
| Pro - 1 week | $6.99 | per 7 days |
| Basic - 1 month | $9.99 | per month |
| Pro - 1 month | $19.99 | per month |
| Lite - 12 months | $19.99 | per year |
| Basic - 12 months | $79.99 | per year |
| Pro - 12 months | $179.99 | per year |

**What reviewers like**

- 👍 Excellent tools and helpful response
- 👍 Great app for learning and conversation
- 🔒 Love the privacy and data security
- 🚀 Seamless iCloud sync across devices
- 🚀 ChatGPT 4o models boost productivity

**What reviewers complain about**

- 🧐 Too superficial, little and incorrect content
- 🐛 Referral program not working
- 🧐 Subscription disguised as free app
- 🐛 App stopped working after subscription
- 🧐 Concerns about AI's future impact on humanity

**Reported bugs**

- Referral program not working, requires payment despite active subscription
- App quit working after subscribing, no reply from support

**Requested features**

- Ability to save custom prompts


### Storm PerPass

[App page](https://appshunter.io/ios/app/storm-perpass/id6786322944)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Pro free?

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

### Is Storm PerPass free?

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

### Do AI Pro or Storm PerPass have ads?

Neither AI Pro nor Storm PerPass shows ads.

### Which is updated more often, AI Pro or Storm PerPass?

AI Pro ships an update weekly, and Storm PerPass every 9 days. Most recently, AI Pro was updated on November 8, 2026 and Storm PerPass 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.*