# Pr.JOY vs 日本循環器学会ガイドラインシリーズ【アプリ版】

The clearest difference is review sentiment: Pr.JOY at 17% against 日本循環器学会ガイドラインシリーズ【アプリ版】's 0%. Pr.JOY also leads on iOS requirement (13.0 vs 15.0). 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.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Pr.JOY | 日本循環器学会ガイドラインシリーズ【アプリ版】 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **16.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | — |
| Size | 114 MB | 122 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Drjoy](https://appshunter.io/developer/933087764) | [Japanese Circulation Society](https://appshunter.io/developer/1357062413) |

## What reviewers say

### Pr.JOY

[App page](https://appshunter.io/ios/app/prjoy/id1471077547)

This is an exclusive, invitation-only social network for the medical industry. It facilitates scheduling meetings with doctors, pharmacists, and clients, and enables real-time communication with healthcare professionals. Users can also create groups for article sharing and discussions.

**Highlights:** Meeting scheduling, Real-time chat with healthcare professionals, Group creation for article sharing, Calendar synchronization, Web conferencing for meetings

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

**In-app purchases:** none


### 日本循環器学会ガイドラインシリーズ【アプリ版】

[App page](https://appshunter.io/ios/app/id6737682712)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pr.JOY free?

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

### Is 日本循環器学会ガイドラインシリーズ【アプリ版】 free?

日本循環器学会ガイドラインシリーズ【アプリ版】 is free to download, with no in-app purchases.

### Do Pr.JOY or 日本循環器学会ガイドラインシリーズ【アプリ版】 have ads?

Neither Pr.JOY nor 日本循環器学会ガイドラインシリーズ【アプリ版】 shows ads.

### Which is updated more often, Pr.JOY or 日本循環器学会ガイドラインシリーズ【アプリ版】?

Pr.JOY ships an update monthly, and 日本循環器学会ガイドラインシリーズ【アプリ版】 monthly. Most recently, Pr.JOY was updated on October 13, 2026 and 日本循環器学会ガイドラインシリーズ【アプリ版】 on October 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*