Timeful

by Timeful, Inc.

🟑Acquired / Merged

Timeful was an intelligent calendar and task-management app that used behavioral science and machine learning to suggest when users should schedule tasks and habits. Google acquired its team and technology in 2015.

ProductivityFounded by Jacob Bank, Yoav Shoham, Dan ArielyVisit website β†’
πŸ” Last checked: 8/29/2026 Β· Confidence: 98%

Acquisition Details

Google acquired Timeful in May 2015. Timeful said its app would remain available at that time while its technology was incorporated into Google products; the original service is no longer an independently operated product.

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πŸ“… Timeline

2014-07-31

Timeful launches

Timeful publicly launched its iPhone app, combining calendar events, tasks, and habits with algorithmic scheduling recommendations.

2014-08-01

Timeful announces $6.8 million funding

Timeful announced $6.8 million in funding from investors including Khosla Ventures, Kleiner Perkins Caufield & Byers, and Data Collective.

2015-05-04

Google acquires Timeful

Timeful announced that Google had acquired the company so its technology could be applied across Google products.

2016-04-27

Goals arrives in Google Calendar

Google introduced Goals in Google Calendar, automatically finding time for personal goals; Google credited work with the Timeful team.

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❓ Frequently Asked Questions

What was Timeful?

Timeful was a productivity app that combined a calendar, to-do list, and habit planner. It used behavioral science and machine learning to recommend times for tasks and recurring goals.

Who founded Timeful?

Timeful was founded by Jacob Bank, Stanford computer-science professor Yoav Shoham, and Duke behavioral economist Dan Ariely.

When did Timeful launch?

Timeful publicly launched its iPhone app on July 31, 2014.

Did Google acquire Timeful?

Yes. Google acquired Timeful in May 2015 and said the team's technology would be incorporated into Google products.

Is the Timeful app still available?

Timeful is no longer an independent active product. Its company was acquired by Google, and the original app is not currently distributed through its former product channels.