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Bat-knob swing sensor
SwingDino vs Blast Motion
Blast Motion's knob sensor measures your swing mechanics and is a staple in pro dugouts. SwingDino measures the thing kids actually chase, how hard they hit the ball, for free, straight from your phone.
Feature
SwingDino
Blast Motion
Starting price
Free on iPhone
$149.95 + $59.95/yr
What you need
An iPhone
The sensor on every bat
Exit velocity
Yes, from your camera
No, swing only
Contact type
Yes, grounder to fly ball
No, swing metrics
Setup
~15 seconds
Attach + pair per bat
Who it's for
Every hitter, age 4 to 94
Serious players & coaches
The vibe
Log, measure, improve
Mechanics dashboard
Cheapest way to find out? Free.
Get the app, set your phone on a stand off to the side, and take a cut. No radar gun, no facility membership, no five-figure invoice.
Competitor specs and prices are gathered from public sources as of 2026 and may change, check each brand for current details. SwingDino is a fun, repeatable progress tracker, not a lab-calibrated instrument.
