Comparison

4D Motion vs OnBaseU

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

Head to head
About

4D Motion

Learn, analyze, and train human motion for sports, conditioning, and physical therapy. Features interactive 3D tutorials, swing analysis by comparing your recordings to pro models, and motion capture for detailed performance training and rehabilitation.

Highlights
  • Interactive 3D golf tutorials
  • Compare your motion to pro models
  • Record and overlay your video with 3D models
  • 3D motion capture for analysis
  • Performance training and physical therapy tools
  • Analyze golf, baseball, and conditioning movements
Features
Read full description

4D Motion is the ultimate 3D platform for learning, analyzing and training human motion for sports, conditioning and physical therapy. *New for Golf* · An interactive golf tutorial featuring pro swings in 3D. You can see their swings from any angle, zoom in and out and see exactly what they are doing without the limitations of 2D video. Included are tips highlighting key positions or movements for each step of the swing. · Compare your movement to a pro’s. Record a video of your swing right from your phone and overlay a pro’s 3D model on top of your video from address to finish. This revolutionary technology will instantly highlight the changes you need to make to improve your swing, Use 4D Motion sensors to capture yourself or your students in 3D to train like a professional. Use 4D Motion sensors to measure and analyze/compare movements in 3D for physical therapy, rehabilitation and performance training. For golf, baseball, performance training, and physical therapy, 4D Motion is the most sophisticated, yet simple and affordable platform to analyze, learn, and train human motion. Download this free app and try it risk-free.

About

OnBaseU

This app provides a certification program for sports professionals to assess athlete physical abilities in baseball and softball. It helps identify movement limitations and their impact on performance, offering guidelines for improvement.

Highlights
  • Athlete physical ability assessment
  • Baseball and softball movement study
  • Identification of physical limitations
  • Performance impact analysis
  • Guidelines for athlete improvement
  • Expert-led certification program
Features
Read full description

OnBase University is an organization dedicated to studying how the body moves in the sports of Baseball and Softball and how to assess an athlete's physical ability to perform these movement patterns. Comprised of leading experts in baseball and softball coaching, the fitness industry and the healthcare field, OnBase University has created a comprehensive Certification program that gives industry professionals the tools necessary to quickly screen players for any physical limitations and a deep knowledge of how those limitations can affect their performance as well as simple guidelines to help get them back on track.

Screenshots

4D Motion4 screens
OnBaseU4 screens

Verdict

The call

The clearest difference is rating: OnBaseU at 5.0 against 4D Motion's 3.8. OnBaseU also leads on in-app purchases (none vs 6) and iOS requirement (11.0 vs 14.0). 4D Motion's advantage is ratings volume (26 vs 8). On price, review sentiment, update cadence and ads 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. 4D Motion sells 6 one-off in-app purchases. OnBaseU asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

OnBaseU holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 26 and 8 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

UpkeepUpdate frequency

4D Motion ships an update monthly, OnBaseU every 5 weeks. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

Scorecard5 real differences · 5 level
4D Motion versus OnBaseU: the parameters behind the verdict, then further details
Parameter4D MotionOnBaseU
PriceFreeFree
Rating3.8 (26 ratings)5.0 (8 ratings) — better
Positive reviews50.0% of reviews50.0% of reviews
Number of ratings26 — better8
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS14.011.0 — better
Further details — not scored
Size420 MB77 MB
Age rating12+4+
DeveloperSsam Sports, Inc.ACTPI LLC

Customer experience

4D Motion

All ratings26 ratings
Positive73.1%
Neutral0.0%
Negative26.9%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

OnBaseU

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

6 purchases

4D Motion

One-time6
  • Unlock 3D video comparison$0.99
  • 10 swing pack$2.99
  • Unlock more swings$4.99
Show 3 more
  • 30 swing pack$6.99
  • 80 swing pack$15.99
  • 750 swing pack$99.99
None

OnBaseU

No in-app purchases

Questions

Is 4D Motion free?
4D Motion is free to download, with in-app purchases available.
Is OnBaseU free?
OnBaseU is free to download, with no in-app purchases.
Which has better reviews, 4D Motion or OnBaseU?
OnBaseU is rated higher. 4D Motion averages 3.8 out of 5 from 26 ratings, while OnBaseU averages 5.0 from 8 ratings.
Do 4D Motion or OnBaseU have ads?
Neither 4D Motion nor OnBaseU shows ads.
Which is updated more often, 4D Motion or OnBaseU?
4D Motion ships an update monthly, and OnBaseU every 5 weeks. Most recently, 4D Motion was updated on October 10, 2026 and OnBaseU on October 6, 2026.

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