Best Rule Of Three Focus Apps

91+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated June 2026

With an average user rating of 4.4★, the rule of three focus category is one of the App Store's strongest. Browse all 91+ apps we track, sorted so the most loved ones surface first.

Top Picks for Rule Of Three Focus

More Rule Of Three Focus apps to explore

4
Focus Tomato - Let's focus now
Focus Tomato - Let's focus now
Focus Tomato - Let's focus now
Stop distracting; stay focused
Free

This app helps you stay focused and productive using a modified Pomodoro technique. It guides you through focused work intervals and short breaks, with features to prevent distractions and allow flexibility in your work sessions.

Goal setting and breaking down tasks25-minute focus intervals5-minute rest periods
📊 Productivity
(1.7K)
free with in-app purchases
5
Focus Timer: Deep Focus Flight
Focus Timer: Deep Focus Flight
Focus Timer: Deep Focus Flight
Board & Enter Deep Focus
Free

This app transforms focus sessions into a visual journey, using an aircraft's progress to motivate users. It helps reduce distractions by encouraging system focus settings and building strong concentration habits through custom durations and a sense of completion.

Visual flight progress timerEncourages system focus settingsCustomizable focus durations
📊 Productivity
(4)
freemium
6
Finding Focus
Finding Focus
Finding Focus
Less stress. More focus.
Free

This app helps users improve their concentration and reduce stress. It offers scientifically-backed training methods developed by researchers to enhance productivity. Achieve more with less effort through focused attention.

Focus trainingStress reductionProductivity enhancement
📊 Productivity
(107)
free
7
Focus - Stay Concentrated
Focus - Stay Concentrated
Focus - Stay Concentrated
No more distractions
Free

This app helps you stay focused on your tasks by preventing phone distractions. Start a session and keep the app in the foreground to earn points and trophies for uninterrupted concentration.

Task-focused sessionsForeground app requirementAutomatic session termination on exit
📊 Productivity
(0)
free
8
Flip Phone Focus
Flip Phone Focus
Flip Phone Focus
The simplest focus timer ever
Free

This focus timer automatically starts when you flip your phone face down and stops when you flip it back. It uses gamification, tracking, and visual charts to help you build better habits and reduce distractions.

Automatic session detection via motion sensorsNo manual start/stop buttonsPoints and gamification system
📊 Productivity
(22)
free
9
Focus Task: Focus on one thing
Focus Task: Focus on one thing
Focus Task: Focus on one thing
Take on one job at a time
Free

This app helps you concentrate by presenting one random task at a time on a full screen. You can mark tasks as done or skip to the next to maintain focus on a single objective.

Full-screen task displayMark tasks as doneSkip to next random task
📊 Productivity
(51)
free with in-app purchases
10
Focus Travel
Focus Travel
Focus Travel
Work and study tracker
Free
📊 Productivity
(0)
11
REGA: Scan to focus
REGA: Scan to focus
REGA: Scan to focus
Focus Mode & App Blocker
Free

This app helps you block distracting applications during focus sessions. It uses Screen Time controls to prevent access to social media and games, and can automatically trigger focus modes based on real-world objects or locations. Track your progress and reclaim your concentration.

Block distracting appsAutomatic focus session triggersCustomizable focus timers
📊 Productivity
(23)
freemium
12
Focus Kept
Focus Kept
Focus Kept
by Shenzhen Brown Bear Technology Co., LTD
Free

This application helps users disconnect from their phones and concentrate on tasks. Simply set a timer by adjusting the screen and begin your focus session. Avoid pressing the home button during focus to prevent failure.

Adjustable focus timerSimple interfaceHome button lock
📊 Productivity
(2)
free
13
Mind the Focus
Mind the Focus
Mind the Focus
focus shortcuts
$4.99

This app helps you stay focused by automatically activating desired focus modes based on your calendar events. You can customize activation times, mute irrelevant events, and ignore specific calendars to ensure you're always in the right mindset for your commitments.

Calendar synchronizationAutomatic focus activationCustomizable focus timing
📊 Productivity
(3)
paid
14
voku: ADHD & Focus Planner
voku: ADHD & Focus Planner
voku: ADHD & Focus Planner
Daily focus & AI productivity
Free
📊 Productivity
(0)
15
2 Focus
2 Focus
2 Focus
An App That Helps You Focus
Free

This app helps you train your mind for longer periods of deep work. Gradually increase your focus duration from 30 minutes up to 4 hours. It's a free tool designed to combat digital distractions.

Gradual focus trainingProgressive duration levels (30 mins to 4 hours)Combats digital distractions
📊 Productivity
(2)
free
16
Tikkle: Tiny Focus, Big Growth
Tikkle: Tiny Focus, Big Growth
Tikkle: Tiny Focus, Big Growth
Pomodoro Focus Timer Rewards
Free
📊 Productivity
(0)
17
Anchor - Focus Ecosystem
Anchor - Focus Ecosystem
Anchor - Focus Ecosystem
Focus sessions & app blocking
Free
📊 Productivity
(0)
18
Focus Hack
Focus Hack
Focus Hack
Focusing Has Never Been So Fun
Free
🌟 Lifestyle
(0)
19
Focus Bubble: Focus Together
Focus Bubble: Focus Together
Focus Bubble: Focus Together
by Abraham Mangona
Free

This app helps you reclaim your attention by blocking distracting apps during focused work or study sessions. Collaborate with friends in real-time, holding each other accountable to stay on task and build better focus habits together.

Collaborative focus sessionsReal-time participant trackingPowerful app blocking
📊 Productivity
(1)
free
20
Fliper: Focus for Productivity
Fliper: Focus for Productivity
Fliper: Focus for Productivity
Habit tracker, Pomodoro Timer
Free

Enhance concentration and time management with a unique phone-flipping gesture to initiate focus sessions. Track progress with clear charts and build consistent productivity habits.

Pomodoro technique with gesture controlProgress tracking with intuitive chartsGentle session-end notifications
📊 Productivity
(2)
free with in-app purchases