# String Master vs TechTennis

The clearest difference is update cadence: TechTennis at every 2 days against String Master's weekly. On price, ads, in-app purchases and device support there is nothing between them.

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

String Master ships an update weekly, TechTennis every 2 days. The most recent releases landed on October 17, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | String Master | TechTennis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/string-master-tennis-log/id6757102423/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free | — |
| Size | 71 MB | 46 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ORYONG KIM](https://appshunter.io/developer/1864541863) | [Paulo Souto](https://appshunter.io/developer/1894371593) |

## What reviewers say

### String Master

[App page](https://appshunter.io/ios/app/string-master-tennis-log/id6757102423)

Optimize your tennis game by precisely tracking string tension and durability. Record every restring, analyze string performance, and discover the best setups for your playstyle. Never guess about your strings again.

**Highlights:** Smart Restring logging, Custom string input, Smart String Finder, Restring reminders, Detailed logs and history, Hybrid setup support

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

**In-app purchases:** none


### TechTennis

[App page](https://appshunter.io/ios/app/techtennis/id6778537931)

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

**In-app purchases:** none


## Frequently asked questions

### Is String Master free?

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

### Is TechTennis free?

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

### Do String Master or TechTennis have ads?

Neither String Master nor TechTennis shows ads.

### Which is updated more often, String Master or TechTennis?

String Master ships an update weekly, and TechTennis every 2 days. Most recently, String Master was updated on October 17, 2026 and TechTennis on October 21, 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.*