# XNote AI vs Sentry Installer

The clearest difference is in-app purchases: Sentry Installer at none against XNote AI's 9. XNote AI's advantage is update cadence (monthly vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. XNote AI sells 9 in-app purchases, starting at $8.99 per month. Sentry Installer asks for nothing beyond the download.

XNote AI ships an update monthly, Sentry Installer every 16 months. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | XNote AI | Sentry Installer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (26 ratings)](https://appshunter.io/ios/app/xnote-ai/id6499127563/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 16 months |
| Monetization | Free with in-app purchases | — |
| Size | 130 MB | 23 MB |
| Requires iOS | 16.4 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XNote, Inc.](https://appshunter.io/developer/1835841386) | [Municipal Parking Services](https://appshunter.io/developer/919616529) |

## What reviewers say

### XNote AI

[App page](https://appshunter.io/ios/app/xnote-ai/id6499127563)

This app revolutionizes note-taking by blending traditional pen-and-paper feel with advanced digital capabilities. It offers AI-powered assistance for summaries and content generation, smart organization, real-time sync across devices, and collaborative tools. Capture, organize, and interact with your notes like never before.

**Highlights:** AI-powered assistance for summaries and content generation, Smart organization with advanced tagging and search, Real-time sync and accessibility across devices, Collaborative tools for sharing and real-time editing, Enhanced note-taking with handwriting recognition, Audio meeting recording, transcription, and summarization

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $8.99 | per month |
| XNote AI Pro | $19.00 | per month |
| Yearly | $59.99 | per year |
| XNote AI Pro (Annual) | $99.99 | per year |
| XNote AI Unlimited (Annual) | $249.00 | per year |
| 600 Audio Minutes | $12.00 | one-time |
| 3000 Audio Minutes | $59.00 | one-time |
| 6000 Audio Minutes | $99.99 | one-time |
| XNote AI Lifetime Membership | $99.99 | one-time |


### Sentry Installer

[App page](https://appshunter.io/ios/app/sentry-installer/id6744123420)

**In-app purchases:** none


## Frequently asked questions

### Is XNote AI free?

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

### Is Sentry Installer free?

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

### Do XNote AI or Sentry Installer have ads?

Neither XNote AI nor Sentry Installer shows ads.

### Which is updated more often, XNote AI or Sentry Installer?

XNote AI ships an update monthly, and Sentry Installer every 16 months. Most recently, XNote AI was updated on October 12, 2026 and Sentry Installer on October 3, 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.*