---
title: "J PREP Friends - Reviews, Revenue and Downloads in Japan | Apple App Store"
description: "このアプリは、J PREP Kidsの生徒が自宅で授業の予習復習をするために使用する学習アプリです。"
---

# J PREP Friends — Japan

![J PREP Friends App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/6b/63/cf/6b63cfce-6606-c12d-6765-b53114fe89a8/AppIcon-jprep_learner_production-1x_U007emarketing-0-11-0-85-220-0.png/434x0w.png)

**Developer:** [J Institute](https://apptail.io/developer/j-institute-sfR) (Japan)
**Category:** Education
**Rating:** 3.2/5 (274 ratings)
**Price:** Free
**Bundle ID:** jp.jprep.learner
**Store:** Apple App Store
**Country:** Japan
**Version:** 2.0.20260804103216 (released 2026-08-12)
**Original Release:** 2021-05-27
**Languages:** English, Japanese

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/jp/app/app/id1540035781)
**AppTail Page:** [https://apptail.io/app/j-prep-friends-Pjx/japan](https://apptail.io/app/j-prep-friends-Pjx/japan)

## J PREP Friends Description
このアプリは、J PREP Kidsの生徒が自宅で授業の予習復習をするために使用する学習アプリです。

## J PREP Friends Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple116/v4/5f/84/83/5f84835f-231f-2afb-ce4d-064fcd647f25/f5f54330-1638-496a-a6b9-5acdf0e14f9c_IMG-0001.PNG/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource126/v4/d1/76/2f/d1762f5b-e123-21dd-f5c1-9a9e4af8bc76/63485daa-3cfe-4929-b149-5b447f5ab6d0_Iphone-1242x2688.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/Purple116/v4/9d/65/d0/9d65d04d-1358-f8df-e678-d0615de0aaea/0ec2f21d-b994-454c-b9ec-28dc75742c45_IMG-0004.PNG/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/Purple116/v4/7a/da/bd/7adabd95-4e6a-77e3-e614-9418699a77d4/4dd44ec2-f033-4d5b-a6ed-4277796df452_IMG-0005.PNG/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/Purple126/v4/92/a7/a4/92a7a49f-38fc-a5bf-3916-654b1e6ea1e0/dbeaf844-cbc1-4832-a962-15ea5cb5c1b8_IMG-0007.PNG/1242x2688.png)

## J PREP Friends Rating Breakdown in Japan
- 5 stars: 110 (40%)
- 4 stars: 29 (11%)
- 3 stars: 27 (10%)
- 2 stars: 16 (6%)
- 1 stars: 92 (34%)






## J PREP Friends Available In
- [Japan](https://apptail.io/app/j-prep-friends-Pjx/japan)
- [Canada](https://apptail.io/app/j-prep-friends-Pjx/canada)
- [United Kingdom](https://apptail.io/app/j-prep-friends-Pjx/united-kingdom)
- [Australia](https://apptail.io/app/j-prep-friends-Pjx/australia)
- [New Zealand](https://apptail.io/app/j-prep-friends-Pjx/new-zealand)
- [United States](https://apptail.io/app/j-prep-friends-Pjx/united-states)
- [Ireland](https://apptail.io/app/j-prep-friends-Pjx/ireland)

---

## About AppTail

[AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends.

- [Search Apps](https://apptail.io)
- [Top Charts](https://apptail.io/top-iphone-apps)
- [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer)

*Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*