# Gantt Chart – WBS Planner

> Build Gantt charts & WBS in minutes. Tasks, links, To-Do, PDF & cloud sharing.

Canonical page: [https://chrome-stats.com/d/jp.gr.java\_conf.chronochart\_g](https://chrome-stats.com/d/jp.gr.java_conf.chronochart_g)

## Overview

- **ID:** `jp.gr.java_conf.chronochart_g`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** narusat
- **Category:** PRODUCTIVITY
- **Downloads:** 79,169
- **Rating:** 2.50 / 5 (134 ratings)
- **Version:** 12.3
- **Last updated:** 2026-08-29
- **First published:** 2016-05-07
- **Publisher country:** JP
- **Size:** 25 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=jp.gr.java_conf.chronochart_g)
- **Website:** [https://narusat.com](https://narusat.com/)
- **Privacy policy:** [https://narusat.com/privacy\_policy.html](https://narusat.com/privacy_policy.html)

## Description

**Gantt Chart – WBS Planner** is a mobile project planning app for creating visual schedules, work breakdown structures, task lists, and milestones on Android phones and tablets. Add dependencies, subtasks, assignees, progress updates, and reminders while using pinch-to-zoom, timeline scrolling, filters, and automatic parent-task progress tracking.

The app works offline with local project storage and includes a built-in To-Do list and memo pad. Export plans as PDFs, receive shared projects through the cloud, and upgrade to Premium for unlimited projects, cloud uploads, and an ad-free experience. It is suitable for engineers, students, freelancers, and small teams.

## Rankings

- #245,680 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.GET_ACCOUNTS`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_CONTACTS`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `com.google.android.providers.gsf.permission.READ_GSERVICES`
- `jp.gr.java_conf.chronochart_g.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Users find the Gantt Chart app helpful and simple for project management and milestone tracking. However, many report significant issues with saving projects as PDFs, frequent ads, and confusing usability. Translation problems and a difficult interface negatively affect the user experience.

### Pros

- Useful for project management
- Convenient for determining task milestones
- Simple and concise interface
- Generally considered a good tool by some users

### Cons

- Unable to save or export projects as PDF
- Presence of excessive or intrusive advertisements
- Difficult or confusing to use
- Translation issues and poor user interface design

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Source: [Chrome-Stats](https://chrome-stats.com/d/jp.gr.java_conf.chronochart_g)