# Tac: To-Do List and Calendar

> Tactile calendar and to-do list app with drag-and-drop event management. (iPhone/iPad app by Jebin Joseph.)

- Source: https://appshunter.io/ios/app/tac-to-do-list-and-calendar/id6749469832 (this page in markdown: same URL + `.md`)
- Developer: [Jebin Joseph](https://appshunter.io/developer/1830612206)
- Category: Productivity
- Price: Free
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 13.0 · 18 MB
- Languages: English
- Released: 2025-08-25
- Data updated: 2026-06-21
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/tac-to-do-list-and-calendar/id6749469832/reviews.md

## What is Tac?

The tactile calendar: update event start times by dragging and dropping and swipe events to unschedule / reschedule. Drag and drop tasks from your to-do list, and tack(k) them onto your calendar. Okay that's enough Tac puns - any more would be tac(k)y!

Full documentation and tutorial at: https://docs.google.com/document/d/19uGHy6-DboN74I5SLHsX-z-sZVrKTCLRdErRhLNRVyw/edit?usp=sharing

## Key features

- Drag and drop event time updates
- Swipe to unschedule/reschedule events
- Drag tasks from to-do list to calendar
- Tactile calendar interface
- Integrated task and event management


## Frequently asked questions about Tac

### How do I update event times in Tac?

You can update event start times in Tac by simply dragging and dropping the event to a new time slot on your calendar. This tactile approach makes scheduling adjustments quick and intuitive.

### Can I reschedule events in Tac?

Yes, Tac allows you to easily reschedule events by swiping them to a different day or time. This feature streamlines the process of managing your calendar.

### How does Tac integrate with my to-do list?

Tac lets you drag and drop tasks directly from your to-do list onto your calendar. This seamless integration helps you visualize and schedule your tasks alongside your events.

### What devices does Tac support?

Tac is designed for Apple devices, including iPhone, iPad, and iPod. It offers a consistent experience across these platforms.

### Is Tac free to use?

Yes, Tac is available for free. There are no costs associated with downloading or using its core features.

### Does Tac have ads?

No, Tac does not contain advertisements. Users can enjoy an uninterrupted experience without any ads.

### How often is Tac updated?

The latest version, 1.2.1.1, was released on September 8, 2025. Updates are provided to enhance functionality and reliability.

### What is the age rating for Tac?

Tac has an age rating of 4+, making it suitable for a wide range of users. The app's design is straightforward and easy to understand.

## Version history (last 3 releases)

### 1.3.0 — 2026-06-07

fixed bug where task drags would hang

### 1.2.1.1 — 2025-09-08

1) all-day header 
2) click on the time sidebar to auto-scroll to current time
3) click outside of keyboard to dismiss. click outside of add / edit bottom sheet to dismiss. 
4) calendar auto-scrolls to first incomplete scheduled task or current time on startup
5) current time indicated with red line
6) when project is selected, adding a task defaults to that project
7) hamburger menu with documentation
8) fixed colors of buttons, so you can see them
9) auto adjust start and end times to prevent negative durations

### 1.1.0.3 — 2025-08-26

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-21.*