Jon Bloom

Jon Bloom
SlackCalc

Easily calculate the forces generated by your slackline! Can handle input in Metric or Imperial units. Bonus: The app will automatically convert one s …
FakeBlock

For those who keep perfect time. For those who are called "The Human Metronome". For those who are always on time, and never late to things.Three diff …
GV Climb

Access the Grand Valley State University Climbing Center's Route Database from your iPhone for easy tracking of your climbs. Tracks your both your …