"It has one of the best interfaces for interval training"

"This works flawlessly for any type of interval training"

"This is a great app for interval training"

"The interval training is a great plus to this app"

"Perfect app for anyone who trains using intervals"

"+This version contains no adds. What does this app offer? - Simple t..."

"Seconds is an advanced interval timer for High Intensity Interval Trai..."

"The custom interval training editor is pretty nice"

"Say hello to the future of interval training timers! The GymNext Flex..."

"Having a well developed aural skills and sense of rhythm is essential ..."

"Impetus Plus is a licensing app that unlocks more features on Impetus ..."

"From the same makers of the #1 C25K Trainer app, Marathon Trainer foll..."

"Just 6 Weeks offers you a unique opportunity to get into shape, learn ..."

"The ultimate ear training app for musicians. Develop your relative pit..."