Comparison

Blast Baseball vs Video Delay Instant Replay

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

Head to head
About

Blast Baseball

This app uses bat sensor technology to analyze baseball swings. It records video, overlays swing metrics, and provides 3D swing analysis. Coaches can use it for player development and recruitment.

Highlights
  • Bat sensor integration
  • Automatic swing detection and video clipping
  • Overlay of swing metrics (Bat Speed, Time to Contact, etc.)
  • 3D swing path analysis
  • Live mode for real-time feedback
  • Side-by-side swing comparison
  • Mobile video analysis with voice-over
Features
Currently charting
Read full description

Train smarter and get better with the bat sensor technology used by nearly all the MLB teams. Simply attach the Blast Baseball Swing Analyzer or Personal Swing Trainer*** to any standard bat and your iPad or iPhone will do the rest. Record video of your swings in the Blast Baseball app* and the patented Smart Video Capture ™ technology will automatically identify your swings, clip your video, and overlay your swing metrics, synchronized at impact. (Bat Speed, Time to Contact, Attack Angle, etc.) With the 3D Swing Tracer, you can replay and analyze your swing path instantly. Live mode provides real-time feedback, allowing you to visualize your swing, make adjustments, and see the results. Compare your swing videos side-by-side or send them to a coach for further analysis. Players and coaches with a membership or free trial can utilize the app’s advanced functionality to automatically assess every swing for swing quality, providing insights in three areas that all great hitters possess: plane, connection, and rotation. Insights make it simple for coaches to evaluate players for recruitment and player development, with recommendations and drills for improvement. Coaches can also streamline coaching feedback through Mobile Video Analysis with voice-over recording and video markup tools. The Blast Baseball Swing Analyzer and Personal Swing Trainer*** are highly accurate, advanced 3D motion capture systems that record your swings. They use Bluetooth® Smart technology to connect to your iPhone or iPad. There’s no need to alter your natural swing. The Swing Analyzer / Personal Swing Trainer know when to dynamically power-up the patented motion detection algorithms to capture your metrics in real-time. They even store data on the Swing Analyzer / Personal Swing Trainer when your mobile device is out of range and download your actions to the Blast app as soon as you reconnect. With the Blast Baseball app* coaches, parents, and players of all ages can gain the insights they need to improve their swing and gain the competitive edge. * The Blast Baseball app requires the Blast Baseball Swing Analyzer or Personal Swing Trainer and the Blast bat attachment to collect data. The app currently supports English language and Imperial measurements. ** Requires a Blast Connect and Premium Services account and Swing Analyzer to provide advanced app, player, and coaching functionality. Blast Connect is an information and player management platform that features data trending, advanced reporting, roster management, mobile video analysis, and more. *** The Blast Baseball Swing Analyzer / Personal Swing Trainer, charger, and bat attachment are sold as packages. Separate purchase required – available from blastmotion.com. Privacy Policy: https://blastmotion.com/privacy-policy/ Terms of Service: https://blastmotion.com/terms-of-service/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Video Delay Instant Replay

This app transforms your device into a sports analysis tool, providing instant video feedback for coaching and self-improvement. Analyze technique in real-time or slow-motion, with support for external cameras and privacy-focused operation.

Highlights
  • Instant video feedback
  • Slow-motion replay
  • Frame-by-frame analysis
  • External camera support
  • Split screen / Versus mode
  • On-screen drawing tools
  • Remote control functionality
Features
Read full description

Hands-free video feedback for coaching & self-analysis. Sports Training Made Simple! #1 Sports App on iPad * Pro-grade features - Trusted by major league teams * Instant feedback - No stopping to review videos * All sports - Baseball, volleyball, gymnastics, golf, swimming * External camera support (GoPro Hero 10+ / UVC USB-C / IP / RTSP / NDI) * Privacy first - No login required * Try free - No account, no card required JASON KANZLER, Farm Director with the Chicago Cubs: "Video Delay Instant Replay has been one of the most consistently valuable tools we’ve used. I first introduced it in Houston, where it was quickly embraced across hitting, defense, baserunning, catching, and other training domains. Since joining the Cubs, we've brought it into our work again, and it continues to be a simple and effective way to deliver immediate visual feedback—a cornerstone of quality skill development. I'm grateful for tools like this that make coaching better and athletes more empowered. I fully recommend it to anyone looking to enhance learning in a training environment." Transform any iPhone or iPad into a sports analysis tool. Get instant video feedback without stopping your training - see your technique seconds after you perform it. Ideal For: * YOUTH SPORTS COACHING / PLAYER DEVELOPMENT: Great for coaches who work with athletes needing visual feedback to understand proper form. * PHYSICAL EDUCATION CLASSES: Excellent for students to conduct self-assessments. * INDIVIDUAL SKILL DEVELOPMENT: Perfect for athletes training alone who want to analyze their technique and make faster progress. * SPORTS REHABILITATION: Useful for physical therapists and trainers assisting athletes recovering from injuries and working on rebuilding proper movement patterns. * PERFORMERS: Refine acting, dancing, or presentation skills. How it works - 5 Simple Steps - Set 5 seconds delay time (for video buffering) - Perform your action (swing, throw, kick, etc.) - 5 seconds later watch your performance played back on the screen - Immediately adjust your form based on what you saw - Repeat the cycle for continuous improvement Replay in slow-motion for frame-by-frame analysis * DELAY MODE Continuous delayed video stream Up to 20 minutes buffer at 60fps 2K video quality Split Screen / Versus Mode Recording Quick Save Dynamic Buffer Replay View \\ Perfect for practice drills, plays analysis, or broadcasting. * SLOW-MO MODE Automatic slow-motion replay Visual countdown timer \\ Perfect for in-depth technique analysis * REPLAY VIEW Frame-by-frame analysis Slow-motion playback Analysis tools Annotations & Sharing Trim & Export * REMOTE CONTROL Stream between Apple devices - use one as a camera and the other as a remote controller Connect external cameras: - UVC-compliant USB-C camera with iPad - IP / RTSP / NDI - GoPro AirPlay to the TV screen * ANALYSIS TOOLS On-screen drawing Angle measurement Stopwatch Motion detection grid Horizontal flip for mirror view Rotation Frame-by-frame analysis Compare Technical Specs: Resolutions: 480p, 720p, 1080p, plus custom options Compatibility: iPhone, iPad, GoPro Hero 10+, DJI Action 3 and newer Storage: RAM-only Buffer: Up to 20 minutes @ 60fps *Buffer depends on device memory and video quality.  Disable audio capture to keep music or podcasts playing. Privacy & Security: No registration required No cloud uploads - videos stay on your device Auto-clear buffer when app closes GDPR compliant Support: videodelay.app Manual: videodelay.app/user-guide Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ *GoPro® compatibility requires Hero 10 or higher with the latest firmware. Disclaimer: This product is not affiliated with, endorsed by, or in any way associated with GoPro Inc. or its products and services. GoPro, HERO, and their respective logos are trademarks or registered trademarks of GoPro, Inc.

Screenshots

Blast Baseball4 screens
Video Delay Instant Replay4 screens

Verdict

The call

The clearest difference is ads: Video Delay Instant Replay at none against Blast Baseball's shown. Video Delay Instant Replay also leads on rating (4.5 vs 4.0) and review sentiment (51% vs 29%). Blast Baseball's advantage is chart position (#135 vs unranked). On price, ratings volume, 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

Both are free to download. Blast Baseball sells 2 in-app purchases, starting at $9.99 per month and Video Delay Instant Replay sells 8 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Video Delay Instant Replay holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 652 and 536 respectively. Written reviews point the same way: 29% of Blast Baseball's written reviews are positive against 51% of Video Delay Instant Replay's.

UpkeepUpdate frequency

Blast Baseball ships an update every 4 weeks, Video Delay Instant Replay every 2 weeks. Both last shipped on November 1, 2026.

Scorecard5 real differences · 6 level
Blast Baseball versus Video Delay Instant Replay: the parameters behind the verdict, then further details
ParameterBlast BaseballVideo Delay Instant Replay
PriceFreeFree
Rating4.0 (652 ratings)4.5 (536 ratings) — better
Positive reviews29.0% of reviews50.9% of reviews — better
Number of ratings652 — better536
Update frequencyEvery 4 weeksEvery 2 weeks — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#135 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size363 MB54 MB
Age rating4+4+
DeveloperBlast Motion, Inc.michal bojanowicz

Customer experience

Blast Baseball

All ratings323 ratings
Positive51.1%
Neutral4.6%
Negative44.3%
Written reviews155 reviews
Positive29.0%
Neutral6.5%
Negative64.5%

Video Delay Instant Replay

All ratings536 ratings
Positive87.1%
Neutral3.4%
Negative9.5%
Written reviews55 reviews
Positive50.9%
Neutral5.5%
Negative43.6%

User reviews

Blast Baseball

From 652 App Store ratings

What we love

  • 📊 Immediate feedback on swing metrics
  • 🎯 Accurate bat speed and attack angle measurements
  • 📱 Quick data delivery to app after contact
  • 🏆 Helpful for tracking progress over time
  • 👨‍🏫 Useful for coaches to set baselines and track team progress

Room to improve

  • 💰 Aggressive subscription paywall for previously free features
  • 🔐 Data held hostage behind subscription walls
  • 🧩 Convoluted app interface and navigation
  • 📊 Overwhelming number of metrics for casual users
  • 🐛 Frequent app crashes and freezes

Video Delay Instant Replay

From 536 App Store ratings

What we love

  • 👍 Great tool for players and coaches
  • 👍 Allows self-correction and immediate feedback
  • 👍 Useful for various sports (baseball, softball, golf, archery, swimming, diving)
  • 👍 High-quality video features (2k resolution, zoom, export)
  • 👍 Innovative for live stream drawing overlays

Room to improve

  • 👎 Subscription model is a major con
  • 👎 Many features locked behind premium/subscription
  • 👎 Free version is limited or unusable due to ads
  • 👎 Frequent and intrusive ads
  • 👎 App crashes or becomes unstable

Bugs and requests

Blast Baseball

Reported bugs

17 issues
  • App crashes on startup or during use
  • Bluetooth connectivity drops frequently
  • Swings fail to record or sync to cloud
  • Video upload and processing failures
  • App freezes during live capture sessions
Show 12 more
  • Offline swings fail to download
  • Ball flight data tracking inconsistent (50-60% failure rate)
  • Video export loses metrics and slow-motion features
  • App force closes and requires reinstall
  • Disk space not freed after deleting videos
  • App incompatible with certain iPad models
  • Audio only works intermittently
  • Sensor connection unstable and requires repeated reconnection
  • Sensor stuck on red light and won't connect
  • Data loss when app crashes mid-session
  • Excessive pop-up notifications
  • App performance degradation over time

Requested features

14 requests
  • User-selectable difficulty levels (novice, intermediate, expert)
  • Ability to overlay biometrics on video
  • Separate tracking for multiple children
  • iPad landscape mode support
  • Integration with GoPro for video capture
Show 9 more
  • In-app infographics explaining metrics and mechanics
  • Ball flight data integrated into main app (not separate paid app)
  • CSV data export functionality
  • Ability to bookmark videos
  • Better bat database with more current models
  • Simplified free tier with basic metrics
  • Grandfather clause for existing device owners
  • Exit velocity and swing decision timing tracking
  • Comparison tools between practice and in-game swings

Video Delay Instant Replay

Reported bugs

13 issues
  • App crashes consistently with specific settings
  • Delay-video not starting without premium
  • Cannot log in to use paid pro features on a new device
  • Playback not working for videos
  • Ads popping up that won't go away, requiring app restart
Show 8 more
  • Screen randomly switches orientation
  • Full-page ads prevent initial use of video delay
  • Delay needs to be reset every minute in free version
  • Lagging on newer devices after updates
  • Maximum delay not exceeding 30 seconds
  • App is not functional without subscription
  • No real-time screen alongside image
  • Free version is useless due to ads

Requested features

9 requests
  • Ability to tag and clip video by athletes for easy review
  • VR mode for delayed viewing
  • Ability to draw on the screen and have the drawing remain in place
  • Option to set 'action time'
  • Improvement for iPhone X aspect ratio
Show 4 more
  • Option for one-time payment instead of subscription
  • Better implementation of free usage through ads, especially for offline use
  • Ability to record video
  • Clarification on how video storage impacts memory and options for automatic deletion

In-app purchases

2 purchases

Blast Baseball

Subscriptions2
  • BlastMotion Monthly1 Month trial$9.991 Month
  • BlastMotion Annual1 Month trial$74.901 Year
8 purchases

Video Delay Instant Replay

Subscriptions8
  • Weekly (7 Days Free)7 Days trial$5.997 Days
  • Weekly$5.997 Days
  • Monthly$7.991 Month
Show 5 more
  • Monthly (1 Week Free)7 Days trial$12.991 Month
  • Monthly$12.991 Month
  • Yearly$49.991 Year
  • Yearly (1 Week Free)7 Days trial$99.991 Year
  • Yearly$99.991 Year

Questions

Is Blast Baseball free?
Blast Baseball is free to download, with in-app purchases available.
Is Video Delay Instant Replay free?
Video Delay Instant Replay is free to download, with in-app purchases available.
Which has better reviews, Blast Baseball or Video Delay Instant Replay?
Video Delay Instant Replay is rated higher. Blast Baseball averages 4.0 out of 5 from 652 ratings, while Video Delay Instant Replay averages 4.5 from 536 ratings.
Do Blast Baseball or Video Delay Instant Replay have ads?
Blast Baseball shows ads; Video Delay Instant Replay does not.
Which is updated more often, Blast Baseball or Video Delay Instant Replay?
Blast Baseball ships an update every 4 weeks, and Video Delay Instant Replay every 2 weeks. Most recently, Blast Baseball was updated on November 1, 2026 and Video Delay Instant Replay on November 1, 2026.

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