# Hiboot+ vs CarlOs

The clearest difference is review sentiment: Hiboot+ at 54% against CarlOs's 25%. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Hiboot+ ships an update every 2 months, CarlOs every 5 weeks. The most recent releases landed on September 19, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | Hiboot+ | CarlOs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/hiboot-plus/id1188410178/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **54.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 39 MB | 33 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [STE FRANCAISE RHUMATOLOGIE](https://appshunter.io/developer/1188410177) | [ARROW GENERIQUES](https://appshunter.io/developer/1037851142) |

## What reviewers say

### Hiboot+

[App page](https://appshunter.io/ios/app/hiboot-plus/id1188410178)

This app supports individuals managing inflammatory rheumatic diseases like rheumatoid arthritis and psoriatic arthritis. It offers treatment alerts, health tracking tools, appointment management, and dedicated information to help users better understand and live with their condition.

**Highlights:** Treatment alerts for medication, Safety checklist for treatment days, Health status tracking, Appointment and reminder management, Dedicated treatment information, General rheumatic disease advice

**Features:** macOS Compatibility

**In-app purchases:** none


### CarlOs

[App page](https://appshunter.io/ios/app/carlos/id1442806830)

This app helps you understand your daily calcium needs and track your dietary intake to support bone health. It provides practical information on bone health, calcium, and osteoporosis. All information is for guidance only and not a substitute for medical advice.

**Highlights:** Calculate daily calcium needs, Track dietary calcium intake, Monitor calcium intake evolution, Access bone health information, Learn about osteoporosis and risk factors

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

**In-app purchases:** none


## Frequently asked questions

### Is Hiboot+ free?

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

### Is CarlOs free?

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

### Do Hiboot+ or CarlOs have ads?

Neither Hiboot+ nor CarlOs shows ads.

### Which is updated more often, Hiboot+ or CarlOs?

Hiboot+ ships an update every 2 months, and CarlOs every 5 weeks. Most recently, Hiboot+ was updated on September 19, 2026 and CarlOs on August 25, 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.*