# Badminton Speed Meter vs String Tension Meter

The clearest difference is in-app purchases: Badminton Speed Meter at none against String Tension Meter's 2. Badminton Speed Meter also leads on ads (none vs shown). String Tension Meter's advantage is iOS requirement (13.0 vs 16.4). On price and device support there is nothing between them.

Both are free to download. String Tension Meter sells 2 in-app purchases, starting at $0.99 per month. Badminton Speed Meter asks for nothing beyond the download.

## The numbers

| Metric | Badminton Speed Meter | String Tension Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/badminton-speed-meter/id6778542883/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 30 MB | 32 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lifang An](https://appshunter.io/developer/6778542885) | [Tzu Yu Chou](https://appshunter.io/developer/1887902380) |

## What reviewers say

### Badminton Speed Meter

[App page](https://appshunter.io/ios/app/badminton-speed-meter/id6778542883)

Estimate shuttlecock speed from your own badminton training videos. Upload clips, mark the impact point, and get an estimated speed in km/h. Review past analyses and manage your stored videos.

**Highlights:** Estimate shuttle speed from video, Upload training videos for analysis, Mark impact frame and shuttle position, Review past analyses in history, Delete uploaded videos from cloud storage

**In-app purchases:** none


### String Tension Meter

[App page](https://appshunter.io/ios/app/string-tension-meter/id6782812710)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Yearly | $5.99 | per year |


## Frequently asked questions

### Is Badminton Speed Meter free?

Badminton Speed Meter is free to download, with no in-app purchases.

### Is String Tension Meter free?

String Tension Meter is free to download, with in-app purchases available.

### Do Badminton Speed Meter or String Tension Meter have ads?

String Tension Meter shows ads; Badminton Speed Meter does not.

---

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