Comparison

Athletic Reaction Coach vs SprintStart

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Athletic Reaction Coach

Train your athletic reaction speed with this app. It calls out random directions, prompting you to run to a cone and back to your device. Track your reaction times and improve footwork, coordination, and overall athletic performance.

Highlights
  • Random directional cues
  • Reaction speed drills
  • Footwork training
  • Coordination improvement
  • Time reporting
  • Center of gravity management
Features
Read full description

Extremely effective tool for training athletic reaction speed. The app calls out random signals to allow you to perform reaction speed drills. Place cones at left/right/front/back, place your phone or iPad in the center. Press the start button and wait for the Get Ready...Get Set... then the app will provide a random direction. Run to the cone and back to the device and press anywhere on the screen. The time will be reported. Use this app to train your athletic reaction speed. With consistent training and improved strength, coordination, and skill your athletic reaction will improve allowing you to dominate any sport. Work on your footwork, ground contact, managing your center of gravity, reaction time. This app will take your reaction speed to a new level.

About

SprintStart

This app helps athletes train their sprint and race starts. It uses your iPhone and Apple Watch to initiate starting sequences, record reaction times with device sensors, and sync data via iCloud. Track and share your performance with detailed analytics.

Highlights
  • Initiate starting sequences via app, Siri, or Apple Watch
  • Measure reaction time using device accelerometers
  • Record, sync, and share training sessions
  • Customizable intervals and starting tones
  • Export reaction times and heart rate data
  • Visualize reaction times with charts
Features
Read full description

SprintStart for Sprint Block Performance is the leading tool for your sprint and race start training. Using our sprinting start optimized app, your iPhone and Apple Watch can call the starting sequence and start your race. Record, sync, and share your start training sessions. WIth our reaction time measurement, your response to the starting sound helps you track your performance out of the blocks and off the line. Using your device's acceleration sensors, your reaction time is recorded and displayed, and synchronized via iCloud to all your devices using SprintStart. Trigger a start from the app, from Siri, a shortcut, and your Apple Watch Ultra's Action button. SprintStart - Designed and built by a USATF Level 1 Coach and Masters-level sprint competitor, SprintStart has been track-tested from block, 3-point, and standing starts. You cannot get more convenient, or useful, than SprintStart. See you at the blocks! Features: - Clear voice calling of the starting sequence. - Customized intervals between start commands to model the race environment. - Start from the "bang" or a clear starting tone as your "go" sound. - Uses your device's accelerometer to detect reaction time to the "go" command - and adjustable sensitivity helps ensure you get accurate reaction measurements no matter which device or how you might be carrying or wearing it. - Optionally, display your reaction time at end of each start - your reaction time is always saved. - Export reaction times, dates, and heart rate (available on Apple Watch app) as a CSV to track your training performance over time. - Chart your reaction times for your sprint session right on your device - iPhone or Watch! - Synchronizes start & reaction information via iCloud, accessible on all your devices using SprintStart. - Apple Watch app uses haptic taps along with the voice commands. - Works GREAT with AirPods (especially the Watch app) - eliminate distractions and focus on your training!

Screenshots

Athletic Reaction Coach2 screens
SprintStart4 screens

Verdict

The call

The clearest difference is review sentiment: SprintStart at 100% against Athletic Reaction Coach's 0%. Athletic Reaction Coach's advantage is price ($0.99 vs $2.99) and iOS requirement (18.6 vs 26.0). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Athletic Reaction Coach costs $0.99 and SprintStart $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Athletic Reaction Coach ships an update every 3 months, SprintStart every 4 months. The most recent releases landed on October 26, 2026 and October 8, 2026 respectively.

Scorecard3 real differences · 7 level
Athletic Reaction Coach versus SprintStart: the parameters behind the verdict, then further details
ParameterAthletic Reaction CoachSprintStart
Price$0.99 — better$2.99
Rating1.0 (2 ratings) — better—
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings2 — better—
Update frequencyEvery 3 months — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS18.6 — better26.0
Further details — not scored
Size7 MB3 MB
Age rating4+4+
DeveloperCHASE PLACE LLCwarmwinds software

Customer experience

Athletic Reaction Coach

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews6 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

SprintStart

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Athletic Reaction Coach

No in-app purchases

None

SprintStart

No in-app purchases

Questions

Is Athletic Reaction Coach free?
Athletic Reaction Coach costs $0.99, with no in-app purchases.
Is SprintStart free?
SprintStart costs $2.99, with no in-app purchases.
Do Athletic Reaction Coach or SprintStart have ads?
Neither Athletic Reaction Coach nor SprintStart shows ads.
Which is updated more often, Athletic Reaction Coach or SprintStart?
Athletic Reaction Coach ships an update every 3 months, and SprintStart every 4 months. Most recently, Athletic Reaction Coach was updated on October 26, 2026 and SprintStart on October 8, 2026.

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