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Best Quadstopwatch Apps

231+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

The best quadstopwatch apps on iPhone average 4.6★ across 231+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.

Top Picks for Quadstopwatch

Intervals Pro: HIIT Timer#2

Intervals Pro: HIIT Timer by Intervals, LLC

Running & Fitness Workouts
Strong Contender
💪 Health & Fitness
4.8😊(13K ratings)
FreeIn-App Purchases
Intervals Pro: HIIT Timer screenshot 1
Intervals Pro: HIIT Timer screenshot 2
Intervals Pro: HIIT Timer screenshot 3
Intervals Pro: HIIT Timer screenshot 4
Intervals Pro: HIIT Timer screenshot 5
Intervals Pro: HIIT Timer screenshot 6

Create and follow custom interval training routines for various fitness activities. This app offers extensive customization for intervals, alerts, and goals, with seamless integration for Apple Watch and Apple Health.

What We Love

  • 👍 Customizable timers and intervals
  • 🚀 Seamless Apple Watch integration
  • 💪 Helps with fitness goals and training
  • 🔍 Detailed workout tracking and analytics

Room to Improve

  • 🐛 Occasional sync and connectivity issues
  • 🔍 Lack of clear guidance and documentation
  • 💰 Paid version required for full functionality
Running Tracker App – FITAPP#3

Running Tracker App – FITAPP by FITAPP GmbH

Track my Run, Miles Walked, 5k
Worth Considering
💪 Health & Fitness
4.8😐(6.1K ratings)
FreeAdsIn-App Purchases
Running Tracker App – FITAPP screenshot 1
Running Tracker App – FITAPP screenshot 2
Running Tracker App – FITAPP screenshot 3
Running Tracker App – FITAPP screenshot 4
Running Tracker App – FITAPP screenshot 5
Running Tracker App – FITAPP screenshot 6

This fitness diary uses GPS to track your runs, walks, and other activities, recording distance, duration, and pace. It also offers weight logging, voice feedback, and social sharing features to help you stay motivated and achieve your health goals.

What We Love

  • 👍 Easy to use
  • 🚀 Accurate tracking
  • 💪 Motivating
  • 🎉 Helpful for fitness goals

Room to Improve

  • 💰 Expensive subscription
  • 🔒 Difficult to cancel subscription
  • 🐛 Inaccurate GPS tracking

More Quadstopwatch apps to explore

4
GameChanger
GameChanger
GameChanger
Live Stream Youth Sports
Free

This app allows users to live stream and score youth sports games, keeping fans connected. It offers easy-to-use scorekeeping tools, live video streaming, and team management features for various sports. Coaches and team staff get premium features for free.

Live game streamingIntuitive scorekeeping toolsAI-powered basketball streaming
⚽ Sports
(865K)
free with in-app purchases
5
Interval Timer ++
Interval Timer ++
Interval Timer ++
HIIT & circuit workout timer
Free

This app provides a customizable interval timer for high-intensity interval training (HIIT) and circuit workouts. Easily set up work, rest, and repeat intervals, track your progress, and integrate with your health data. Enjoy your workouts with background music and notifications.

Customizable work/rest/repeat intervalsSupports iPhone and Apple WatchWorkout history in calendar view
💪 Health & Fitness
(15K)
free with in-app purchases
6
Athletic.APP
Athletic.APP
Athletic.APP
by Deker Net LLC
Free

This app connects track and field and cross country teams, athletes, parents, and fans through a communication and management network. It also facilitates participation in virtual meets with tools for result submission, including video and GPS tracking.

Team communication networkVirtual meet participationResult submission with video/GPS
⚽ Sports
(261)
free with in-app purchases
7
Exposure Events
Exposure Events
Exposure Events
The #1 Tourney/League App
Free

This app provides a comprehensive guide to sporting events for coaches, players, parents, and fans. Stay updated with real-time schedules, live standings, and instant notifications. Access team rosters, venue directions, and essential event documents.

Quick team searchUp-to-the-minute schedulesLive standings and brackets
⚽ Sports
(28K)
free
8
Timer Plus - Workouts Timer
Timer Plus - Workouts Timer
Timer Plus - Workouts Timer
Fitness à la maison, gym
Free

This interval training app supports HIIT, circuit, and Tabata workouts with customizable rounds and cycles. It offers background operation, screen flashing, and voice guidance for an enhanced fitness experience. An Apple Watch companion app is also available.

Customizable rounds and cyclesInterval stopwatchBackground timer operation
💪 Health & Fitness
(58K)
ad-supported
9
SincSports
SincSports
SincSports
Event Management System
Free

Access real-time event schedules, standings, scores, and notifications for sports events. Directors can update scores instantly, and teams can manage their calendars, communicate, and track RSVPs.

Event schedules and standingsReal-time scores and notificationsDirector score entry
⚽ Sports
(6.3K)
free
10
Virtual Scoreboard: Keep Score
Virtual Scoreboard: Keep Score
Virtual Scoreboard: Keep Score
Sports Scorekeeper & Timer
Free

Transform your device into a versatile digital scoreboard and timer for over 40 sports and games. Easily track scores, manage timers, and customize game details for any competition, from casual play to organized tournaments. Keep your games organized without paper or confusion.

Real-time score trackingSports timerCustomizable scoreboard layout
⚽ Sports
(23K)
free with in-app purchases
11
Interval Timer
Interval Timer
Interval Timer
Tabata, HIIT, Circuit Training
Free

This app is a versatile interval timer designed for various training styles like Tabata and HIIT. It offers customizable workout parameters, voice guidance, and music ducking for an enhanced training experience. Save your custom workouts and track your progress.

Customizable interval settingsVoice assistant with text-to-speechMusic ducking for audio integration
💪 Health & Fitness
(3.2K)
subscription
12
Interval Timer - Tabata Timer
Interval Timer - Tabata Timer
Interval Timer - Tabata Timer
Multiple timers for fitness
Free

This app helps you manage workout intervals with customizable work and rest periods. It runs in the background and allows music playback, with options to save settings and share progress. Integrates with Apple Health for heart rate monitoring.

Customizable sets, intervals, and rest timesRuns in background and with screen lockedMusic playlist integration
💪 Health & Fitness
(18K)
free with in-app purchases
13
Timer+ Countdown & Stopwatch
Timer+ Countdown & Stopwatch
Timer+ Countdown & Stopwatch
Interval, Workouts, Pomodoro
Free

Manage multiple timers and stopwatches simultaneously for various activities like cooking, workouts, and daily routines. Build complex interval timers with custom segments and receive voice announcements. Save and reuse timer templates for efficient time management.

Multiple timers and stopwatchesMulti-step interval timersCustomizable timer segments
🔧 Utilities
(41K)
free with in-app purchases
14
Seconds Interval Timer
Seconds Interval Timer
Seconds Interval Timer
Tabata, HIIT, Circuit Training
Free

This app provides a versatile interval timer for various workout types like Tabata, HIIT, and circuit training. It features a clear, full-screen display, customizable alerts, and background operation. Users can also utilize a stopwatch and countdown timer, with integration for Apple Health.

Full-screen colored displayTemplates for HIIT, Tabata, Circuit TrainingVoice and audio alerts
💪 Health & Fitness
(23K)
free with in-app purchases
15
Stopwatch & Countdown Timer
Stopwatch & Countdown Timer
Stopwatch & Countdown Timer
Study, cooking, HIIT & fitness
Free

This app offers a versatile timer solution for various activities, including studying, cooking, and fitness. It features a stopwatch, countdown timer, and HIIT timer with customizable parameters and sound notifications. Organize your daily tasks and improve focus with its user-friendly interface.

Countdown timerStopwatchHIIT timer
🔧 Utilities
(376)
subscription
16
Pocket Radar® Sports
Pocket Radar® Sports
Pocket Radar® Sports
Train Smart. Own Your Numbers.
Free

Capture, analyze, and share sports performance data with this app. It pairs with specific hardware to record speeds, integrate with other platforms, and provide detailed video analysis. Manage player data and track progress over time.

Connect with streaming & scoring providersPitch tagging and chartingSlow-motion video capture
⚽ Sports
(242)
free with in-app purchases
17
GotSport Team App
GotSport Team App
GotSport Team App
GotSport Team Management Tools
Free

Streamline team management with this app. Access player information, sync schedules, track attendance, and communicate with your team through custom feeds and push notifications.

Player ID cards accessLeague and tournament schedule syncRSVP tracking
⚽ Sports
(1.8K)
free with in-app purchases
18
Interval Timer □ HIIT Timer
Interval Timer □ HIIT Timer
Interval Timer □ HIIT Timer
Minuteur intervalle
Free

Create custom workout timers with adjustable intervals for exercise and rest. Track your progress with detailed history and statistics, and repeat past workouts easily. Enjoy audio cues without interrupting your music.

Customizable intervalsWorkout and rest timersVoice or beep guides
💪 Health & Fitness
(85K)
freemium
19
MYLAPS Speedhive
MYLAPS Speedhive
MYLAPS Speedhive
by MYLAPS B.V
Free

Access official race results and follow live timing for motorized sports events worldwide. Analyze your performance, compare lap times with opponents, and manage your transponder subscriptions.

Live race data viewingOfficial event results accessPersonal results history
⚽ Sports
(1.2K)
free
20
SmartWOD Timer - WOD Clock
SmartWOD Timer - WOD Clock
SmartWOD Timer - WOD Clock
AMRAP, EMOM, Tabata & more
Free

This app provides a versatile timer for various functional fitness routines like AMRAP, EMOM, and Tabata. It features customizable intervals, motivational cues, and a clear display, making it suitable for gym or home workouts.

AMRAP, EMOM, For Time, Tabata timersCustomizable MIX timerMotivational sound and voice cues
💪 Health & Fitness
(54K)
free with in-app purchases