# OBSRV vs X

The clearest difference is update cadence: OBSRV at every 2 weeks against X's monthly. OBSRV also leads on iOS requirement (11.0 vs 15.6). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for OBSRV against 5.0 for X. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

OBSRV ships an update every 2 weeks, X monthly. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | OBSRV | X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/obsrv-personal-notes/id1535719555/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/x-notes-ai-study-notes/id6498873540/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 62 MB | 84 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Benjamin Spurlock](https://appshunter.io/developer/1535601534) | [VanAnh Nguyen](https://appshunter.io/developer/1768719425) |

## What reviewers say

### OBSRV

[App page](https://appshunter.io/ios/app/obsrv-personal-notes/id1535719555)

Capture location-specific reminders and notes for businesses you visit. Remember details about your experiences or specific people you want to reconnect with.

**Highlights:** Location-based notes, Business-specific reminders, Personalized memory aid, Easy note creation

**Features:** macOS Compatibility

**In-app purchases:** none


### X

[App page](https://appshunter.io/ios/app/x-notes-ai-study-notes/id6498873540)

This AI-powered note-taking app helps students organize and access study materials across devices. It converts handwriting, speech, and images to text, and allows for lecture recording. Notes are kept private and secure within the Apple ecosystem.

**Highlights:** Handwriting to Text conversion, Speech to Text for lectures, Image to Text (OCR), Voice notes for lectures, iPad & Mac sync via iCloud, Private and secure note-taking

**In-app purchases:** none


## Frequently asked questions

### Is OBSRV free?

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

### Is X free?

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

### Which has better reviews, OBSRV or X?

OBSRV and X are both rated 5.0 out of 5 on the App Store, from 5 and 2 ratings respectively.

### Do OBSRV or X have ads?

Neither OBSRV nor X shows ads.

### Which is updated more often, OBSRV or X?

OBSRV ships an update every 2 weeks, and X monthly. Most recently, OBSRV was updated on October 15, 2026 and X on October 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.*