# Serenity Smart vs Calibrated Risk

The clearest difference is rating: Calibrated Risk at 5.0 against Serenity Smart's 4.2. Serenity Smart's advantage is in-app purchases (none vs 1) and ratings volume (9 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Calibrated Risk sells 1 in-app purchase, starting at $49.99 per month. Serenity Smart asks for nothing beyond the download.

Calibrated Risk holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Serenity Smart has 9 ratings behind it against 1, so its average is the more settled of the two.

Serenity Smart ships an update fortnightly, Calibrated Risk every 8 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Serenity Smart | Calibrated Risk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (9 ratings)](https://appshunter.io/ios/app/serenity-smart/id1464476379/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calibrated-risk/id6791405268/reviews)** |
| Number of ratings | **9** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | **Free** | Freemium |
| Size | 74 MB | 2 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Serenity App, Inc.](https://appshunter.io/developer/1464476378) | [Mile High Compliance LLC](https://appshunter.io/developer/6791405270) |

## What reviewers say

### Serenity Smart

[App page](https://appshunter.io/ios/app/serenity-smart/id1464476379)

This secure group messaging app connects caregivers for older adults on one platform. It facilitates communication and collaboration to enhance the quality of care and life for seniors.

**Highlights:** Secure group messaging, Caregiver collaboration, Improved care quality, Enhanced quality of life, Single communication platform

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

**In-app purchases:** none


### Calibrated Risk

[App page](https://appshunter.io/ios/app/calibrated-risk/id6791405268)

This app replaces guesswork in Job Hazard Analyses with data-driven risk scores. It identifies hazards, maps them to specific standards, and scores risk using real citation rates and injury outcomes for your industry. Get hierarchy-of-controls recommendations and residual risk scoring.

**Highlights:** Hazard identification from task description, Map hazards to CFR standards, Citation rates per CFR and NAICS code, Fatality and hospitalization rates, Risk level scoring, Hierarchy-of-controls recommendations, Residual risk scoring

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calibrated Risk Pro | $49.99 | per month |


## Frequently asked questions

### Is Serenity Smart free?

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

### Is Calibrated Risk free?

Calibrated Risk is free to download, with in-app purchases available.

### Which has better reviews, Serenity Smart or Calibrated Risk?

Calibrated Risk is rated higher. Serenity Smart averages 4.2 out of 5 from 9 ratings, while Calibrated Risk averages 5.0 from 1 ratings.

### Do Serenity Smart or Calibrated Risk have ads?

Neither Serenity Smart nor Calibrated Risk shows ads.

### Which is updated more often, Serenity Smart or Calibrated Risk?

Serenity Smart ships an update fortnightly, and Calibrated Risk every 8 days. Most recently, Serenity Smart was updated on November 3, 2026 and Calibrated Risk 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.*