Best Interval Timer Free Second Apps

242+ iOS apps curated and reviewed

4.8 avg rating
19 free apps
Updated September 2026

If you already know Seconds Interval Timer, this is the deeper bench. 242+ interval timer free second apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Interval Timer Free Second Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Seconds Interval TimerSeconds Interval TimerFree4.7★ (24K)NoYesSep 2026
2Interval Timer - Tabata TimerInterval Timer - Tabata TimerFree4.5★ (19K)YesYesSep 2026
3Interval Timer □ HIIT TimerInterval Timer □ HIIT TimerFree4.8★ (86K)NoYesSep 2026
4Interval Timer PlusInterval Timer PlusFree4.9★ (6K)NoYesSep 2026
5Interval - Simple TimerInterval - Simple TimerFree4.8★ (5)NoNoAug 2026
6Simple Interval TimerSimple Interval TimerFree4.9★ (5.4K)YesYesSep 2026
7My Interval Timer - HIIT TimerMy Interval Timer - HIIT TimerFree4.7★ (51)NoYesAug 2026
8Intervals Pro: HIIT TimerIntervals Pro: HIIT TimerFree4.8★ (14K)NoYesSep 2026

Top Picks for Interval Timer Free Second

Seconds Interval Timer#1

Seconds Interval Timer by Runloop Ltd

Tabata, HIIT, Circuit Training
Editor's Choice
💪 Health & Fitness
4.7😊(24K ratings)
FreeIn-App Purchases
Seconds Interval Timer screenshot 1
Seconds Interval Timer screenshot 2
Seconds Interval Timer screenshot 3
Seconds Interval Timer screenshot 4
Seconds Interval Timer screenshot 5
Seconds Interval Timer screenshot 6

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.

What We Love

  • 🚀 Great workout app
  • 👍 Customizable and user-friendly
  • 🔒 Reliable and stable
  • 💡 Versatile for various workouts
  • 👍 Easy to create and edit timers
  • 🚀 Helpful voice prompts and alerts
  • 👍 Integrates well with music
  • 👍 Saves and organizes workouts

Room to Improve

  • 🐛 Occasional audio issues
  • 🔍 Limited Apple Watch integration
  • 💰 Paid version required for full functionality
  • 🕰️ Time-consuming to set up complex workouts
4.5😊(19K ratings)
FreeAdsIn-App Purchases
Interval Timer - Tabata Timer screenshot 1
Interval Timer - Tabata Timer screenshot 2
Interval Timer - Tabata Timer screenshot 3
Interval Timer - Tabata Timer screenshot 4
Interval Timer - Tabata Timer screenshot 5
Interval Timer - Tabata Timer screenshot 6

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.

What We Love

  • 🚀 Free version works well
  • 👍 Customizable intervals and timers
  • 👍 Flexible for different workouts
  • 👍 Easy to use and set up
  • 👍 Provides visual and audio cues
  • 👍 Saves workout routines

Room to Improve

  • 🐛 Timer issues (stops, loses time)
  • 🔋 Drains battery when used
  • 💰 Expensive subscription model
  • 📢 Intrusive ads
  • 🔒 Incompatible with other apps
Interval Timer □ HIIT Timer#3

Interval Timer □ HIIT Timer by Float Tech, LLC

The simple workout timer.
Worth Considering
💪 Health & Fitness
4.8😊(86K ratings)
FreeIn-App Purchases
Interval Timer □ HIIT Timer screenshot 1
Interval Timer □ HIIT Timer screenshot 2
Interval Timer □ HIIT Timer screenshot 3
Interval Timer □ HIIT Timer screenshot 4
Interval Timer □ HIIT Timer screenshot 5

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.

What We Love

  • 🚀 Simple and easy to use
  • 👍 Customizable settings
  • 🚀 Intuitive interface
  • 🚀 Effective for HIIT workouts
  • 👍 Helpful voice prompts
  • 👍 Plays well with music apps

Room to Improve

  • 🔒 Requires subscription after limited free use
  • 🐛 Music volume issues with voice prompts
  • 🐛 Inconsistent behavior when switching apps
  • 🐛 Lack of final workout notification

More Interval Timer Free Second apps to explore

FAQ about Interval Timer Free Second

What are the best interval timer free second apps for iPhone?
Seconds Interval Timer tops our interval timer free second apps ranking as of September 2026, with a 4.7-star average from 24K App Store ratings, and it's free to download.
Seconds Interval Timer has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 242+ interval timer free second apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Seconds Interval Timer is designed to be the best interval timer for workouts such as Tabata, HIIT, and Circuit Training. It offers a full-screen, colored display that is easy to read from a distance, and can be used in either landscape or portrait mode. The app also includes templates for different training styles and allows for combining timers for greater control.
Key features include a full-screen, colored display for easy readability, templates for HIIT, Tabata, and Circuit Training, and the ability to combine timers. It also offers voice prompts for interval names and upcoming alerts, as well as other sound alerts like beeps and bells. Users can assign music per interval or per timer and the timer runs in the background.