# TechDisc vs Super31

The clearest difference is in-app purchases: Super31 at none against TechDisc's 2. TechDisc's advantage is update cadence (monthly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. TechDisc sells 2 in-app purchases, starting at $9.99 per month. Super31 asks for nothing beyond the download.

TechDisc ships an update monthly, Super31 every 4 months. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | TechDisc | Super31 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (238 ratings)](https://appshunter.io/ios/app/techdisc/id6450316226/reviews)** | — |
| Number of ratings | **238** | — |
| Positive reviews | 76.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 12 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tech Disc Inc.](https://appshunter.io/developer/1692804221) | [Zentan](https://appshunter.io/developer/1446387755) |

## 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 |


### Super31

[App page](https://appshunter.io/ios/app/super31/id6743728077)

**In-app purchases:** none


## Frequently asked questions

### Is TechDisc free?

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

### Is Super31 free?

Super31 is free to download, with no in-app purchases.

### Do TechDisc or Super31 have ads?

Neither TechDisc nor Super31 shows ads.

### Which is updated more often, TechDisc or Super31?

TechDisc ships an update monthly, and Super31 every 4 months. Most recently, TechDisc was updated on October 19, 2026 and Super31 on October 6, 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.*