# Quarters: 15m Focus Tracker — 15-Min Focus & Output Tracker

> 15-Min Focus & Output Tracker (iPhone/iPad app by SAB Unlimited Inc..)

- Source: https://appshunter.io/ios/app/quarters/id6757429016 (this page in markdown: same URL + `.md`)
- Developer: [SAB Unlimited Inc.](https://appshunter.io/developer/1866876036)
- Category: Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 4 MB
- Languages: American English
- Released: 2026-01-07
- Data updated: 2026-02-23
- User reviews in markdown: https://appshunter.io/ios/app/quarters/id6757429016/reviews.md

## What is Quarters?

Most people manage their days in hours. High-performers manage them in quarters. Inspired by the 15-minute unit strategy, Quarters is built for business owners and managers who need ruthless clarity on where their time actually goes.

Stop guessing your productivity. Quarters forces a higher level of awareness by breaking your timeline into manageable 15-minute blocks. Whether you are deep in a high-leverage strategy session or stuck in low-value admin, you’ll see exactly how much "volume" you are truly producing.

The Quarter-Hour Grid: Log activities in 15-minute increments for surgical precision.

Deep Work Insights: Categorize tasks as High-Leverage or Admin to see your efficiency ratio.

Managerial Reports: View daily and weekly trends to identify bottlenecks in your workflow.

Brutal Honesty Mode: Log distractions and "time leaks" to visually see what’s stealing your growth.

Minimalist Interface: Designed for speed, so logging takes seconds, not minutes.

Download Quarters today and start maximizing your work volume. Because what gets measured, gets managed.


## Version history (last 1 release)

### 1.0 — 2026-01-08

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 2026-02-23.*