# Tennis Strings vs Tension Lab

The clearest difference is device support: Tension Lab at 2 against Tennis Strings's —. Tension Lab also leads on iOS requirement (15.1 vs 18.2). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Tennis Strings | Tension Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tennis-strings/id6760190408/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 4 days |
| Monetization | Free | — |
| Size | 58 MB | 76 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jonathan Jimenez Reina](https://appshunter.io/developer/1882757731) | [SEOKWON KONG](https://appshunter.io/developer/6803808680) |

## What reviewers say

### Tennis Strings

[App page](https://appshunter.io/ios/app/tennis-strings/id6760190408)

Optimize your tennis gear with this app. Discover string types, pro player setups, and get personalized recommendations based on your playing style. Track string wear and get alerts for replacement to improve performance.

**Highlights:** String Encyclopedia, Pro Player Setups, Smart String Advisor, Racket Tracker, Maintenance Guide

**In-app purchases:** none


### Tension Lab

[App page](https://appshunter.io/ios/app/tension-lab-string-tension/id6803808678)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tennis Strings free?

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

### Is Tension Lab free?

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

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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.*