# ATMOS Mobile vs Guardian Note

The clearest difference is rating: Guardian Note at 5.0 against ATMOS Mobile's 3.0. Guardian Note also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (15.0 vs 17.0). ATMOS Mobile's advantage is ratings volume (20 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Guardian Note holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: ATMOS Mobile has 20 ratings behind it against 1, so its average is the more settled of the two.

ATMOS Mobile ships an update every 2 months, Guardian Note fortnightly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ATMOS Mobile | Guardian Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (20 ratings)](https://appshunter.io/ios/app/atmos-mobile/id951760179/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/guardian-note/id1564334854/reviews)** |
| Number of ratings | **20** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 15 MB | 26 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Silversphere, Inc.](https://appshunter.io/developer/951760178) | [Mediprocity Inc.](https://appshunter.io/developer/532674864) |

## What reviewers say

### ATMOS Mobile

[App page](https://appshunter.io/ios/app/atmos-mobile/id951760179)

Access emergency call system data, resident information, and caregiving tools on the go. Record resident dispositions with voice memos or text, and request backup instantly. Improve awareness and staff efficiency with faster emergency alerts.

**Highlights:** Instant access to emergency call system data, Resident information management, Caregiving tools, Record resident disposition (voice/text), Request backup, Real-time staff shift visibility

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

**In-app purchases:** none


### Guardian Note

[App page](https://appshunter.io/ios/app/guardian-note/id1564334854)

A secure, HIPAA-compliant messaging app for healthcare professionals to communicate with each other. It offers features like read receipts and message archiving, aiming to replace traditional callbacks and missed messages with efficient digital communication.

**Highlights:** HIPAA compliant communication, Secure messaging, Archive messages, Read receipts, Browser synchronization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ATMOS Mobile free?

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

### Is Guardian Note free?

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

### Which has better reviews, ATMOS Mobile or Guardian Note?

Guardian Note is rated higher. ATMOS Mobile averages 3.0 out of 5 from 20 ratings, while Guardian Note averages 5.0 from 1 ratings.

### Do ATMOS Mobile or Guardian Note have ads?

Neither ATMOS Mobile nor Guardian Note shows ads.

### Which is updated more often, ATMOS Mobile or Guardian Note?

ATMOS Mobile ships an update every 2 months, and Guardian Note fortnightly. Most recently, ATMOS Mobile was updated on October 24, 2026 and Guardian Note on October 30, 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.*