# Pass Notes vs AI Security

The clearest difference is update cadence: Pass Notes at fortnightly against AI Security's every 5 weeks. AI Security's advantage is iOS requirement (16.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Pass Notes sells 2 one-off in-app purchases and AI Security sells 2 in-app purchases, starting at $12.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Pass Notes ships an update fortnightly, AI Security every 5 weeks. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Pass Notes | AI Security |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (85 ratings)](https://appshunter.io/ios/app/ai-security-threatblocker-vpn/id6755829474/reviews)** |
| Number of ratings | — | **85** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 73 MB | 21 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Davauhn Ellison](https://appshunter.io/developer/1822280129) | [AL REZ LLC](https://appshunter.io/developer/1856600291) |

## What reviewers say

### Pass Notes

[App page](https://appshunter.io/ios/app/pass-notes/id6747671764)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reveal Name | $0.99 | one-time |
| Full Name Reveal | $29.99 | one-time |


### AI Security

[App page](https://appshunter.io/ios/app/ai-security-threatblocker-vpn/id6755829474)

This app uses advanced AI to proactively detect and block malware, phishing, and intrusions. It acts as an intelligent shield, automatically activating a VPN firewall on unsafe networks and protecting your data by hiding your IP and blocking ads and trackers.

**Highlights:** AI-powered threat detection, Intelligent VPN firewall, Ad and tracker blocking, IP address masking, Zero performance drain, Automated security

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AISecurity Weekly 3-day Free Trial | $12.99 | per 7 days |
| AISecurity Monthly | $29.99 | per month |


## Frequently asked questions

### Is Pass Notes free?

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

### Is AI Security free?

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

### Do Pass Notes or AI Security have ads?

Neither Pass Notes nor AI Security shows ads.

### Which is updated more often, Pass Notes or AI Security?

Pass Notes ships an update fortnightly, and AI Security every 5 weeks. Most recently, Pass Notes was updated on October 12, 2026 and AI Security on October 14, 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.*