# Tennis Strings Tension OK vs StringTracker

The clearest difference is in-app purchases: StringTracker at none against Tennis Strings Tension OK's 1. StringTracker also leads on update cadence (every 19 months vs every 52 months). Tennis Strings Tension OK's advantage is iOS requirement (12.4 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Tennis Strings Tension OK sells 1 one-off in-app purchase. StringTracker asks for nothing beyond the download.

Tennis Strings Tension OK ships an update every 52 months, StringTracker every 19 months. Both last shipped on October 3, 2026.

## The numbers

| Metric | Tennis Strings Tension OK | StringTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tennis-strings-tension-ok/id719469768/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 19 months** |
| Monetization | Free with in-app purchases | — |
| Size | 1 MB | 32 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arcastudio srl](https://appshunter.io/developer/317994857) | [Rays Of Space Oy](https://appshunter.io/developer/1768753115) |

## What reviewers say

### Tennis Strings Tension OK

[App page](https://appshunter.io/ios/app/tennis-strings-tension-ok/id719469768)

This app helps tennis players manage their racquet strings. It educates users on the importance of string tension for performance and preventing arm soreness. Understand when your strings are 'dead' and impacting your game.

**Highlights:** Manage racquet string tension, Understand string performance impact, Prevent arm soreness, Identify 'dead' strings, Educational content on strings

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StringsOk Full | $0.99 | one-time |


### StringTracker

[App page](https://appshunter.io/ios/app/stringtracker/id6689519022)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tennis Strings Tension OK free?

Tennis Strings Tension OK is free to download, with in-app purchases available.

### Is StringTracker free?

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

### Do Tennis Strings Tension OK or StringTracker have ads?

Neither Tennis Strings Tension OK nor StringTracker shows ads.

### Which is updated more often, Tennis Strings Tension OK or StringTracker?

Tennis Strings Tension OK ships an update every 52 months, and StringTracker every 19 months. Most recently, Tennis Strings Tension OK was updated on October 3, 2026 and StringTracker on October 3, 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.*