# The Stack System vs Kinapod

The clearest difference is in-app purchases: Kinapod at none against The Stack System's 8. Kinapod also leads on update cadence (every 8 days vs monthly) and review sentiment (100% vs 86%). The Stack System's advantage is ratings volume (7K vs 5) and chart position (#135 vs unranked). On price, rating, ads and device support there is nothing between them.

Both are free to download. The Stack System sells 6 in-app purchases, starting at $9.99 per 7 days. Kinapod asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for The Stack System against 5.0 for Kinapod. That said, the two scores are not equally well evidenced: The Stack System has 7K ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 86% of The Stack System's written reviews are positive against 100% of Kinapod's.

The Stack System ships an update monthly, Kinapod every 8 days. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | The Stack System | Kinapod |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (7K ratings)](https://appshunter.io/ios/app/the-stack-system/id1534757407/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/kinapod/id6792562228/reviews)** |
| Number of ratings | **7K** | 5 |
| Positive reviews | 86.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Freemium | **Free** |
| Best chart rank | **#135** | — |
| Size | 221 MB | 20 MB |
| Requires iOS | **16.2** | 18.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [The Stack System, LP](https://appshunter.io/developer/1534757409) | [DataPattern Labs Inc.](https://appshunter.io/developer/1585979607) |

## What reviewers say

### The Stack System

[App page](https://appshunter.io/ios/app/the-stack-system/id1534757407)

**Currently charting:** #135 Top Grossing · Health & Fitness (US App Store)

Enhance your golf game with science-based training modules for speed, wedging, and putting. Improve distance, accuracy, and consistency with personalized practice sessions and detailed analytics. Requires compatible hardware.

**Highlights:** Variable inertia speed training for distance, Science-based wedge distance control, Gamified putting practice and analytics, Personalized practice sessions, Real-time scoring and insights, Customizable training modes

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stack Putting 1 Week | $9.99 | per 7 days |
| Stack Putting 1 Wk | $9.99 | per 7 days |
| TheStack Speed Training | $14.99 | per 7 days |
| TheStack Scoring Membership | $99.00 | per year |
| TheStack Speed Membership | $99.00 | per year |
| TheStack Premium Membership | $129.00 | per year |

**What reviewers like**

- 🚀 Seeing speed gains
- 👍 Easy to use app
- 👍 Motivating and helpful
- 👍 Detailed instructions
- 👍 Warmup routine

**What reviewers complain about**

- 🐛 Glitchy app (audio, dictation, timers)
- 🔧 Integration issues with other devices
- 💡 More insights and advice needed
- 🐛 Inconsistent audio/voice features
- 🐛 Occasional missing countdown

**Reported bugs**

- Putting app not working properly
- Slope percentage input issue

**Requested features**

- Calendar integration
- Music/podcast playback integration
- Apple Watch support


### Kinapod

[App page](https://appshunter.io/ios/app/kinapod/id6792562228)

This app helps disc sports enthusiasts measure and improve their throwing technique. It uses AirPods to provide real-time audio feedback on spin rate, speed, and airborne time, with detailed session summaries and progress tracking.

**Highlights:** Spin rate and revolutions per throw, Release speed and airborne time, Nose and hyzer release angles, Session totals and GPS distance, Voice feedback via AirPods, Progress tracking with charts, Strava export

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is The Stack System free?

The Stack System is free to download, with in-app purchases available.

### Is Kinapod free?

Kinapod is free to download, with no in-app purchases.

### Which has better reviews, The Stack System or Kinapod?

Kinapod is rated higher. The Stack System averages 4.9 out of 5 from 7K ratings, while Kinapod averages 5.0 from 5 ratings.

### Do The Stack System or Kinapod have ads?

Neither The Stack System nor Kinapod shows ads.

### Which is updated more often, The Stack System or Kinapod?

The Stack System ships an update monthly, and Kinapod every 8 days. Most recently, The Stack System was updated on October 10, 2026 and Kinapod on October 7, 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.*