# TennSync - Tennis AI — Ultrafast and powerful

> AI tennis video analysis for stroke improvement and movement tracking. (iPhone/iPad app by Shenzhen NSPR Technology Co., Ltd.)

- Source: https://appshunter.io/ios/app/tennsync-tennis-ai/id6743940743 (this page in markdown: same URL + `.md`)
- Developer: [Shenzhen NSPR Technology Co., Ltd](https://appshunter.io/developer/1788858161)
- Category: Sports, Photo & Video
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15 · 62 MB
- Languages: American English, French (France), German (Germany), Japanese, Russian, Chinese (Simplified, China), European Spanish
- Released: 2025-08-02
- Data updated: 2026-06-11
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/tennsync-tennis-ai/id6743940743/reviews.md

## What is TennSync?

[Ultra-fast] 10s video editing
[Comparison] Compare your stroke with others' to improve
[Tracking] Track your movement like a pro

Works for videos taken from side, behind, or 45 degree.

## Key features

- 10-second video editing
- Stroke comparison with others
- Professional-level movement tracking
- Supports multiple video angles

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/tennsync-tennis-ai/id6743940743/reviews.md

### 5/5 — Amazing product

*2025-08-04*

No way this is for free! So convenient and saved my life from editing tennis videos!!!!

**Developer response:** Thanks! We're constantly adding new features and making it even better!

## Frequently asked questions about TennSync

### What is TennSync?

TennSync is a sports app that uses AI to analyze tennis videos. It allows you to edit videos quickly, compare your strokes with others, and track your movements like a professional player.

### How fast is the video editing in TennSync?

TennSync offers ultrafast video editing, completing edits in as little as 10 seconds.

### What video angles does TennSync support?

TennSync is designed to work effectively with videos captured from the side, behind, or at a 45-degree angle.

### Can I compare my tennis strokes with other players using TennSync?

Yes, TennSync allows you to compare your tennis strokes with those of other players to identify areas for improvement.

### Does TennSync help track player movement?

Yes, the app features tracking capabilities that allow you to monitor your movement on the court like a professional athlete.

### What devices is TennSync available on?

TennSync is available for iPhone, iPad, and iPod devices.

### Is TennSync free to use?

Yes, TennSync is available for free.

### How often is TennSync updated?

The latest version, 1.8.12, was released on December 19, 2025, indicating active development and updates.

## Version history (last 5 releases)

### 1.8.12 — 2025-12-19

- Improved video editing, reduced memory usage and crash rate
- Enabled caption when saving video to TennSync and Photo
- Max video duration for tracking feature increased to 5 minutes
- Supports screenshot
- Supports saving video only to TennSync

### 1.8.11 — 2025-12-02

- Fixed saving seperate clips failure issue
- Supports selecting video files from the Files app for editing

### 1.8.10 — 2025-11-20

- Added ratio lock zoom function to the tracking feature
- Fixed video batch delete bug
- Fixed SMS login bug
- Improved UI and instructions

### 1.8.9 — 2025-11-11

- Support saving videos by segments
- Support selecting from favorite videos before editing
- Improved operation hint of blackscreen video issues on feedback page
- Improved UI

### 1.8.8 — 2025-10-24

- Fixed bugs that caused crashes
- Optimized clip editing interaction
- Added flag synchronization when saving videos to TennSync
- Encouraged contacting customer service when encountering issues

## Apps similar to TennSync

| App | Rating | Price | Category |
| --- | --- | --- | --- |
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| [网球班](https://appshunter.io/ios/app/id1171378799) | — | Free | Sports |
| [SmartHit - AI Tennis Coach](https://appshunter.io/ios/app/smarthit-ai-tennis-coach/id6751442505) | 5.0 (3) | Free | Sports |
| [Spherely: AI Swing Coach](https://appshunter.io/ios/app/spherely-ai-swing-coach/id6743446008) | 4.2 (5) | Free | Sports |

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-11.*