iGanttChart: Gantt Chart App

In-app purchases
3.6
114 reviews
Content rating
Everyone
10K+
Downloads
Content rating
Everyone
Learn more
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About this app

This iGanttChart app makes it easy to create Gantt charts right on your smartphone or tablet.
It offers a range of expressive options, including task progress, colors, and links.

Use it for project management, task management, and any other scenarios where you need a Gantt chart.

[Features]

- Intuitive usability
Ease of use is the most important key for simple functions.
It works quickly and you can edit intuitively.

- Rich expression
You can assign your preferred color to each task for expressive representation.

- Progress management
You can track each task's progress with a progress rate.

- Link
Since you can insert links, it is also useful when you want to manage reference sites.

- Priority
Manage your task priorities so you never forget important tasks.

- Assignee
Assign tasks and keep track of who is responsible for them.

- Note
Include descriptive text for each task to manage the details.

- Ready to use
No account registration required, start using the app immediately.

- Multi-Device Support
Sync seamlessly across multiple devices via Google Drive.

- Export and share
You can export the created Gantt chart, share it, or edit it on your PC.

- Import
Import and edit exported Gantt chart data.

- Dark theme support
The app also supports a dark theme, making it ideal for nighttime use.
Updated on
May 23, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
App activity, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

3.6
95 reviews
Jordan Miller
August 29, 2025
how do you delete a task? there's no button. you can't swipe it. you can't long hold it. There's no select and then delete. there's no delete in the edit task. You can delete a chart but not a task. I started playing around with this app and it was like oh this is pretty good, good design simple easy. but then I made a task that I didn't really want...
1 person found this review helpful
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Yuki Tanaike
December 31, 2025
Thanks for your comment. To delete a task, tap the far-left side of the row, then choose “Delete”. Sorry it’s not obvious—I’ll work on making this flow clearer.
Jeremy Smith
July 23, 2024
Just installed the app and began making a chart. Immediately, it feels like the app was built with the user in mind. You can quickly update progress on a task, add child tasks, and include links and notes. I haven't spent more than a few minutes, so there's probably even more to it than that. Right now, this app doesn't have many downloads, but don't be fooled. If you're looking for a quick and user-friendly way to organize a project with just your phone, this is your app.
2 people found this review helpful
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Yuki Tanaike
August 31, 2024
Thank you so much! We put a lot of effort into the UI/UX, so it’s incredibly encouraging to hear that feedback! We hope you’ll continue to enjoy using the app, and we appreciate your support!
Marcus
September 3, 2025
Really good, lightweight, much nicer than I was expecting. Some requests: (a) Dependence links, without dates. So A→B→C means that the leading edge of B starts only when A is complete (adding a button like the nested ones would work great, having it be something like ⊷ or ⌊→ ) (b) Clear text field by default. When creating a new task, it's quite repetitive to have to delete the words manually. With these I'd immediately upgrade to pro.
Did you find this helpful?
Yuki Tanaike
December 31, 2025
Thank you for the concrete suggestions—very helpful. I’ll keep improving the app and will consider adding dependency links and making task creation faster (like clearing the text by default).

What’s new

Fixed a bug.