# Spinfire Pro 2 vs Tennis Serve Speed Tracker

The clearest difference is rating: Tennis Serve Speed Tracker at 5.0 against Spinfire Pro 2's 3.0. Tennis Serve Speed Tracker also leads on update cadence (fortnightly vs monthly). Spinfire Pro 2's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Tennis Serve Speed Tracker sells 1 one-off in-app purchase. Spinfire Pro 2 asks for nothing beyond the download.

Tennis Serve Speed Tracker holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Spinfire Pro 2 ships an update monthly, Tennis Serve Speed Tracker fortnightly. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Spinfire Pro 2 | Tennis Serve Speed Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/spinfire-pro-2/id6503728031/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tennis-serve-speed-tracker/id6741385759/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 54 MB | 174 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The trustee for The Fry Developments Trust](https://appshunter.io/developer/1750172875) | [Andre Dr. Zenner](https://appshunter.io/developer/1793981730) |

## What reviewers say

### Spinfire Pro 2

[App page](https://appshunter.io/ios/app/spinfire-pro-2/id6503728031)

This app enhances tennis, padel, and pickleball training with AI-powered drill creation and precise shot customization. It offers multiple modes for all skill levels, allowing users to fine-tune speed, spin, and trajectory for personalized practice sessions.

**Highlights:** AI Drill Creator, Precision Aiming, Fine Tuning Controls, Adjustable Angles, Multiple Skill Modes, Customizable Drills, Individual Shot Control

**Features:** macOS Compatibility

**In-app purchases:** none


### Tennis Serve Speed Tracker

[App page](https://appshunter.io/ios/app/tennis-serve-speed-tracker/id6741385759)

This app uses your device's sensors to track tennis serve speed, trajectory, and accuracy without needing external equipment. It provides instant feedback on your serves, helping you train like a pro. Upgrade to unlock advanced statistics and automatic tracking for continuous practice.

**Highlights:** 3D Serve Reconstruction, Serve Angle Measurement, Net Clearance Tracking, Serve Speed Calculation (Premium), Automatic Tracking Mode (Premium), Session Statistics (Premium), AI Voice Feedback

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium Features | $9.99 | one-time |


## Frequently asked questions

### Is Spinfire Pro 2 free?

Spinfire Pro 2 is free to download, with no in-app purchases.

### Is Tennis Serve Speed Tracker free?

Tennis Serve Speed Tracker is free to download, with in-app purchases available.

### Which has better reviews, Spinfire Pro 2 or Tennis Serve Speed Tracker?

Tennis Serve Speed Tracker is rated higher. Spinfire Pro 2 averages 3.0 out of 5 from 1 ratings, while Tennis Serve Speed Tracker averages 5.0 from 2 ratings.

### Do Spinfire Pro 2 or Tennis Serve Speed Tracker have ads?

Neither Spinfire Pro 2 nor Tennis Serve Speed Tracker shows ads.

### Which is updated more often, Spinfire Pro 2 or Tennis Serve Speed Tracker?

Spinfire Pro 2 ships an update monthly, and Tennis Serve Speed Tracker fortnightly. Most recently, Spinfire Pro 2 was updated on October 27, 2026 and Tennis Serve Speed Tracker on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*