4K Vision with Bi-Cameras | Human-like Groundstrokes | Serve & Rally Modes | For Beginners & Pros | App Control | AI Coaching
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Why train with dead balls? Acemate isn’t just a smart ball machine – it moves, receives and fights back like a real opponent, turning solo drills into a dynamic, lifelike game. Powered by AI, it also helps you push the limits to level up your skills.









No more waiting. No more static drills. Meet Acemate – your new tennis buddy!

With 4K binocular eyes and omnidirectional wheels, Acemate moves, catches and returns like a pro—making solo drills feel like real matches.



Unlike monocular cameras, Acemate’s binocular 4K vision captures depth and speed—just like human eyes—enabling precise 3D tracking and real-time shot analysis with centimeter-level accuracy.
With AI visual tracking,4x metal-core Mecanum wheels with rubber treads, and an ball net, Acemate moves and rallies like a real partner—no wearables or setup needed. Just hit and play.



Engage in full-court rallies with customizable pace and speed. Whether it’s forehand, backhand, or cross-court shots, Acemate keeps you moving and simulates a real opponent trading baseline strokes with you.


In the beginning, do a warm-up with Acemate for a short-court rally. Acemate delivers gentle shots within, helping you ease into rhythm, build timing, and gradually activate your footwork. Perfect for beginners or warm-up sessions before going full throttle.


Practice your volley? Acemate’s got you! Train at the net with fast-paced, controlled feeds tailored for volley drills. Improve your reaction speed, hand-eye coordination, and net coverage with consistent shot delivery designed for close-range rallies.


You’re a pro? Let’s play like one. Inspired by thousands of iconic rallies from ATP and Grand Slam highlights, Acemate’s Rally Mode simulates legendary moments with precision, letting you enjoy the thrill of pro-level rallies while sharpening your game like a true competitor.




Powered by dual 4K cameras, Acemate captures your swing technique, contact points, and shot data in real time. Unlike monocular systems that often struggle with depth and motion accuracy, our dual-camera setup delivers superior tracking precision.
It dynamically adjusts rally intensity based on your performance and movement, while recording every detail to generate a personalized performance report.



Every shot you take is analyzed in real time. You’ll receive instant feedback on whether your shot lands in or out, just like having a professional umpire on the court.



Get a real-time summary on your Apple Watch after each session — time, shots, calories burned, all at a glance.


Unlock the next level of insight with Acemate’s comprehensive training reports. After each session, receive a detailed breakdown of your performance:





Acemate’s Ball Launcher supports a variety of ball types, including flat, topspin, and slice, giving you the flexibility to challenge your game and improve your skills at every level. Whether you’re focusing on consistency or experimenting with different shots, Acemate has you covered.

Acemate offers multiple serving modes to cater to your training needs:





Split steps are a fundamental tennis skill. Acemate monitors your recovery — it only feeds the next ball once you’ve returned to position and completed a proper split step.


During serve drills, Acemate gently taps your Apple Watch to tell you which shots were in or out — no interruptions, just smart, silent feedback.


Acemate consistently delivers perfectly calibrated high lobs up to 8 meters, surpassing human coaching precision. This accuracy makes practicing smashes more efficient, helping you refine your overhead shots effortlessly.


Acemate acts as your ball boy, delivering balls straight to your hand for easy serve practice. It also features a built-in camera to track whether your serves land in bounds and measures your serve speed!

Easily connect Acemate to your Android, iPhone, or Apple Watch via Bluetooth, and use the intuitive app to customize your session before or even during a rally fully.




Personalize Acemate’s ball velocity, serve height, landing spots, and shot types to suit your unique needs, creating a fully tailored training experience that evolves with your skills.





Acemate isn’t just for tennis — Recently, we’ve received many inquiries about whether we support pickleball. In response to your requests, we’re accelerating the development of a dedicated pickleball version. We’ve completed initial testing, and the results are even better than expected. We anticipate sharing real gameplay footage with you in about 20 days. This will be a dedicated pickleball version with optimized AI algorithms tailored to the unique pace, trajectory, and style of pickleball rallies. Get the same realistic rally experience — now customized for your sport.

*The Pickleball version will be available to select in the survey after the campaign ends.


Easily control Acemate’s movement via your phone, and with its retractable handle, it’s simple to transport wherever you go. Its compact design fits effortlessly in any car trunk, making it the perfect companion for practice on the go.



Charge Acemate once and enjoy up to 4 hours of uninterrupted, seamless practice. Easily plugs in and out for quick replacement. Acemate powers through your full session so you can focus on your game—without interruptions.






