
Angela Ivanovskiy
I do interval training and needed something to track me, without the need of starting and stopping a timer. I currently have 6 interval timers saved, and this has made all the difference for me! My workouts are more streamlined and I don't need to worry about my heart rate dropping too low between sets. You can set prep time, length of each set, and rest time in between, and you can save each timer by its own name or purpose (ie: Warmups, Warmup Sprints, etc). This app is perfect!
100 people found this review helpful

Tanya T
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Great when it works. I use this for interval running. The first time with ads didn't go so well. The ads were interfering with the timer. After paying to remove ads, it has worked so much better. I like the ability to set as many sets as possible depending on the length of my run. I'm training for a marathon, so the interval timer is much needed. However, the last couple runs, the interval sounds were not working. I had to constantly check my phone to see if I should be walking or running. 😩
1 person found this review helpful

Russell Aaron
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Great timer app! Very easy to set my intervals for weight lifting, battle ropes, kettlebells, jump rope, or any other activity! Definitely worth the money to remove the ads too! Looking forward to future updates! 11/2025: Still love it. Worth every penny. I had to switch phones, and thankfully, logging in to my Internal Timer account brought over all of my saved workouts effortlessly.
4 people found this review helpful