---
title: "Checker Tool - Reviews, Revenue and Downloads in Japan | Apple App Store"
description: "直感的な操作で迅速に認証を行うことができ、信頼性の高い証明書Verificationサービスを提供します。イベントやセミナー、入場管理など、さまざまなシーンで活用できる便利なツールです。安心してご利用いただける「Checker Tool」で、スムーズなチェックを体験してください。"
---

# Checker Tool — Japan

![Checker Tool App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/d3/c3/96/d3c39643-e6b4-4907-7d06-20e41a390c49/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png)

**Developer:** [Unknown](https://apptail.io/developer/unknown-Gyfg)
**Category:** Business
**Rating:** N/A (0 ratings)
**Price:** Free
**Bundle ID:** com.checkertool.blc
**Store:** Apple App Store
**Country:** Japan
**Version:** 1.0.14 (released 2026-06-26)
**Original Release:** 2025-07-14
**Languages:** English, Japanese

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/jp/app/app/id6740235977)
**AppTail Page:** [https://apptail.io/app/checker-tool-zPVw/japan](https://apptail.io/app/checker-tool-zPVw/japan)

## Checker Tool Description
直感的な操作で迅速に認証を行うことができ、信頼性の高い証明書Verificationサービスを提供します。イベントやセミナー、入場管理など、さまざまなシーンで活用できる便利なツールです。安心してご利用いただける「Checker Tool」で、スムーズなチェックを体験してください。

## Checker Tool Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f0/92/2e/f0922e3f-4e49-63c0-a6a0-c07757f6fa36/checker_1.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e1/17/05/e1170504-a8c2-31cf-1b61-a3c4b793bfa0/checker_3.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/9d/58/e3/9d58e3be-5842-17f0-3ea3-72faaac24884/anh_5.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/df/16/a0/df16a09e-a010-74b1-1d9f-d1da8207c2a6/anh_2.png/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/08/77/74/087774ba-f145-4b69-b17c-1c7f7c05592c/anh_3.png/1242x2688.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f9/ac/9f/f9ac9fe9-a019-46d9-cd33-fddc7177e4c4/anh_1.png/1242x2688.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/84/a5/12/84a512c9-3f6e-87ff-877e-1ea8d259ee3e/anh_4.png/1242x2688.png)







## Checker Tool Available In
- [Canada](https://apptail.io/app/checker-tool-zPVw/canada)
- [Japan](https://apptail.io/app/checker-tool-zPVw/japan)
- [United States](https://apptail.io/app/checker-tool-zPVw/united-states)

---

## 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*