# String GOAT vs String Master

The clearest difference is rating: String Master at 5.0 against String GOAT's 3.8. String Master also leads on in-app purchases (none vs 5) and ads (none vs shown). String GOAT's advantage is update cadence (every 3 days vs weekly). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. String GOAT sells 5 in-app purchases, starting at $4.99 per month. String Master asks for nothing beyond the download.

String Master holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 9 and 7 respectively.

String GOAT ships an update every 3 days, String Master weekly. The most recent releases landed on September 22, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | String GOAT | String Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (9 ratings)](https://appshunter.io/ios/app/string-goat-for-tennis/id6444395925/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/string-master-tennis-log/id6757102423/reviews)** |
| Number of ratings | **9** | 7 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 114 MB | 71 MB |
| Requires iOS | 16.1 | **15.6** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YOSEOP YOON](https://appshunter.io/developer/1654444723) | [ORYONG KIM](https://appshunter.io/developer/1864541863) |

## What reviewers say

### String GOAT

[App page](https://appshunter.io/ios/app/string-goat-for-tennis/id6444395925)

Track your tennis string performance and racket setups. Log detailed specs, rate performance across key categories with radar charts, and get AI-powered recommendations for optimal string choices and tension.

**Highlights:** Racket and string setup logging, Performance rating with radar charts, Tension history analysis, AI-powered string recommendations, Cloud sync and backup, Home screen widget

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Premium Monthly | $9.99 | per month |
| Pro Yearly | $41.99 | per year |
| Premium Yearly | $83.99 | per year |
| String GOAT Premium Service | $9.99 | one-time |


### 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


## Frequently asked questions

### Is String GOAT free?

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

### Is String Master free?

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

### Which has better reviews, String GOAT or String Master?

String Master is rated higher. String GOAT averages 3.8 out of 5 from 9 ratings, while String Master averages 5.0 from 7 ratings.

### Do String GOAT or String Master have ads?

String GOAT shows ads; String Master does not.

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

String GOAT ships an update every 3 days, and String Master weekly. Most recently, String GOAT was updated on September 22, 2026 and String Master on September 14, 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.*