# Hibiscus Study vs SCD Warrior

The clearest difference is update cadence: SCD Warrior at every 6 weeks against Hibiscus Study's every 42 months. Hibiscus Study's advantage is iOS requirement (13.1 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Hibiscus Study ships an update every 42 months, SCD Warrior every 6 weeks. The most recent releases landed on October 13, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Hibiscus Study | SCD Warrior |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/scd-warrior/id1587853117/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 76 MB | 17 MB |
| Requires iOS | **13.1** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Medable, Inc.](https://appshunter.io/developer/660544651) | [Microhealth, Inc.](https://appshunter.io/developer/816380825) |

## What reviewers say

### Hibiscus Study

[App page](https://appshunter.io/ios/app/hibiscus-study-pain-diary/id1540107597)

**Features:** macOS Compatibility

**In-app purchases:** none


### SCD Warrior

[App page](https://appshunter.io/ios/app/scd-warrior/id1587853117)

This app helps individuals with Sickle Cell Disease manage their treatment and share progress with healthcare providers. It allows users to track medications, symptoms, and lifestyle, offering personalized reminders and secure access to records. The tool also provides educational resources and aids in managing pain crises.

**Highlights:** Track medications, symptoms, and lifestyle, Personalized treatment reminders, Secure record access and sharing, Educational resources for living with SCD, Pain crisis management support, Direct contact with healthcare providers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hibiscus Study free?

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

### Is SCD Warrior free?

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

### Do Hibiscus Study or SCD Warrior have ads?

Neither Hibiscus Study nor SCD Warrior shows ads.

### Which is updated more often, Hibiscus Study or SCD Warrior?

Hibiscus Study ships an update every 42 months, and SCD Warrior every 6 weeks. Most recently, Hibiscus Study was updated on October 13, 2026 and SCD Warrior 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.*