# Strengthiness Interval Timer > Simple, effective interval timer for various training protocols. (iPhone/iPad app by Strengthiness, LLC.) - Source: https://appshunter.io/ios/app/strengthiness-interval-timer/id707524017 (this page in markdown: same URL + `.md`) - Developer: [Strengthiness, LLC](https://appshunter.io/developer/579445324) - Category: Health & Fitness, Productivity - Price: $0.99 - Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 13 · 1 MB - Languages: English - Released: 2013-09-23 - Data updated: 2026-08-24 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/strengthiness-interval-timer/id707524017/reviews.md ## What is Strengthiness Interval Timer? Strengthiness Interval Timer is the easiest to use interval timer on the App Store. • Super easy setup • Multiple named sets • Unlimited intervals • Count rounds down to 0 or up until you decide to stop • Countdown timer gives you up to 10 seconds to prepare • Beeps and vibrates (on devices that support vibration) • Stopwatch accurate to hundredths of a second • Handy set counter for when you're not doing timed efforts You don't need fancy graphics. What you need is a simple timer that just works. Strengthiness Interval Timer is that timer; a simple app that does what it needs to and is easy to use. Strengthiness Interval Timer is perfect for all sorts of timed High Intensity Interval Training, whether it's the Tabata protocol, a CrossFit WOD, Sprint 8, Viking Warrior Conditioning, or any other type of interval training you may be doing. It comes with four built in examples and you can add as many different set lists as you want. A countdown timer gives you time to setup if you're working out alone. Loud beeps make it easy to use in a group setting, and different beep patterns differentiate the countdown, interval completion, and when the timer is finished. There's no fiddling with awkward time pickers or complicated setup screens, just type in the times you want. Ever forget that 180 seconds is 3 minutes? Stop converting in your head. Just enter the number of seconds you need and Strengthiness Interval Timer will do the math for you. Forgot your GymBoss® Timer? Strengthiness Interval Timer is the perfect stand in. Strengthiness Interval Timer includes a stopwatch function with an unlimited lap counter. Perfect for coaches or training partners working together. Doing sets that aren't timed? It can be easy to forget how many sets you've done while you're recovering, especially if you're counting breaths for breathing sets. Don't worry, the Set Counter has you covered. Just a single tap and Strengthiness Interval Timer will remember for you. Download it today and enjoy the simplicity and utility that is Strengthiness Interval Timer! ## Key features - Super easy setup - Multiple named sets - Unlimited intervals - Countdown and count-up timers - Beep and vibration alerts - Stopwatch with lap counter - Set counter ## Chart rankings - #199 in Top Paid · Health & Fitness (US App Store) ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/strengthiness-interval-timer/id707524017/reviews.md ### 5/5 — Simple, effective. *2014-06-06* Interval timers need to be easy to read, super simple to interact with while exercising, and flexible enough to handle different workout set plans. This app hits all three of those points without adding extra fluff - you set up the timer for your set, and focus on the exercise. Four default exercise modes and a custom setup area, stop watch with lap timer, rep counter with a single whole-screen tap count, it absolutely helps improve my workouts. ## Frequently asked questions about Strengthiness Interval Timer ### What is Strengthiness Interval Timer? Strengthiness Interval Timer is a highly user-friendly interval timer designed for various training protocols like HIIT, Tabata, and CrossFit. It focuses on simplicity and functionality over complex graphics. ### What types of workouts is Strengthiness Interval Timer suitable for? This timer is perfect for all forms of timed High Intensity Interval Training, including the Tabata protocol, CrossFit WODs, Sprint 8, and Viking Warrior Conditioning, or any other interval training. ### Does Strengthiness Interval Timer offer customizable intervals? Yes, Strengthiness Interval Timer allows for unlimited intervals and multiple named sets. You can create as many different set lists as you need to suit your specific training routine. ### How does Strengthiness Interval Timer alert users during workouts? It provides loud beeps and vibration alerts (on supported devices) to signal countdowns, interval completions, and the end of the timer. Different beep patterns are used to differentiate these stages. ### Can Strengthiness Interval Timer be used for non-timed sets? Yes, it includes a handy set counter that can be used for sets that are not timed. This helps you keep track of completed sets, especially during recovery periods. ### What is the price of Strengthiness Interval Timer? Strengthiness Interval Timer is available for a one-time purchase of $0.99. ### What devices is Strengthiness Interval Timer available on? Strengthiness Interval Timer is available on the App Store for iOS devices. It is rated for ages 4 and up. ### How often is Strengthiness Interval Timer updated? The latest version is 1.1.2, and the app was last updated on September 18, 2025. This indicates a recent update, suggesting ongoing support and development. ## Version history (last 2 releases) ### 1.1.2 — 2025-09-18 The classic Strengthiness Interval Timer back! Built with the latest tools and a few tweaks to ensure the app looks the same across different OS versions. Stay tuned for something completely new coming soon! ### 1.1.1 — 2020-02-28 Apologies for the delay. Two small children don't leave much time for app development. Version 2 will take a while. In the meantime, enjoy the long overdue fixes for iPhone X and higher (read: notch) layouts. ## Apps similar to Strengthiness Interval Timer | App | Rating | Price | Category | | --- | --- | --- | --- | | [Sleep Sounds: White Noise Pro](https://appshunter.io/ios/app/sleep-sounds-white-noise-pro/id1565676960) | 4.5 (24) | Free | Health & Fitness | | [EN Athlon](https://appshunter.io/ios/app/en-athlon/id1587576340) | — | Free | Health & Fitness | | [Bolton Care](https://appshunter.io/ios/app/bolton-care/id1564095120) | — | Free | Health & Fitness | | [Fitbooq: Simple Workout Log](https://appshunter.io/ios/app/fitbooq-simple-workout-log/id1560328560) | 5.0 (2) | Free | Health & Fitness | | [Academia Vasco Neto](https://appshunter.io/ios/app/academia-vasco-neto/id1560665160) | — | Free | Health & Fitness | | [Team Juninho do Rio Futevolei](https://appshunter.io/ios/app/team-juninho-do-rio-futevolei/id1589121900) | — | Free | Health & Fitness | --- *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 2026-08-24.*