# TechDisc vs Ledgestone Open

The clearest difference is in-app purchases: Ledgestone Open at none against TechDisc's 2. Ledgestone Open also leads on update cadence (weekly vs monthly) and iOS requirement (12.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. TechDisc sells 2 in-app purchases, starting at $9.99 per month. Ledgestone Open asks for nothing beyond the download.

TechDisc ships an update monthly, Ledgestone Open weekly. The most recent releases landed on September 24, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | TechDisc | Ledgestone Open |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (206 ratings)](https://appshunter.io/ios/app/techdisc/id6450316226/reviews)** | — |
| Number of ratings | **206** | — |
| Positive reviews | 76.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 88 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Tech Disc Inc.](https://appshunter.io/developer/1692804221) | [Cockatoo Marketplaces Pty Ltd](https://appshunter.io/developer/908152428) |

## What reviewers say

### TechDisc

[App page](https://appshunter.io/ios/app/techdisc/id6450316226)

This app connects to a specialized disc golf sensor to measure key throwing metrics like spin, speed, and angles. It helps disc golfers analyze their throws, identify throw types, and track progress for improved performance.

**Highlights:** Measure spin, speed, nose angle, hyzer, launch angle, and wobble, Connects to TechDisc hardware sensor, Identifies throw types (backhand, forehand, etc.), Analyzes throw angles (flat, hyzer, anhyzer), Tracks drive, upshot, and standstill performance, Calculates average spin for different throws

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TechDisc Premium (1 Month) | $9.99 | per month |
| TechDisc Premium (1 Year) | $99.99 | per year |


### Ledgestone Open

[App page](https://appshunter.io/ios/app/ledgestone-open/id6451276486)

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

**In-app purchases:** none


## Frequently asked questions

### Is TechDisc free?

TechDisc is free to download, with in-app purchases available.

### Is Ledgestone Open free?

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

### Do TechDisc or Ledgestone Open have ads?

Neither TechDisc nor Ledgestone Open shows ads.

### Which is updated more often, TechDisc or Ledgestone Open?

TechDisc ships an update monthly, and Ledgestone Open weekly. Most recently, TechDisc was updated on September 24, 2026 and Ledgestone Open on September 2, 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.*