# 321.fit vs PlayerDEX

The clearest difference is ads: PlayerDEX at none against 321.fit's shown. PlayerDEX also leads on iOS requirement (13.4 vs 17.0). 321.fit's advantage is update cadence (every 4 days vs every 4 months). On price, 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.

321.fit ships an update every 4 days, PlayerDEX every 4 months. The most recent releases landed on October 7, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | 321.fit | PlayerDEX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/playerdex/id6474839041/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 4 months |
| Monetization | — | Free |
| Size | 99 MB | 27 MB |
| Requires iOS | 17.0 | **13.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Summer Advisors Ltd](https://appshunter.io/developer/1520978630) | [Data Driven Sports Analytics Pty Ltd](https://appshunter.io/developer/1612769872) |

## What reviewers say

### 321.fit

[App page](https://appshunter.io/ios/app/321fit/id6471964595)

**Features:** Apple Wallet

**In-app purchases:** none


### PlayerDEX

[App page](https://appshunter.io/ios/app/playerdex/id6474839041)

Visualize and access key statistics for ATP and WTA tour tennis players. Explore serve, return, physical, and tactical metrics to gain insights into player performance and understand strengths and weaknesses.

**Highlights:** Visualize tennis player statistics, Access ATP and WTA tour data, Analyze serve and return metrics, Explore physical and tactical insights, Understand player strengths and weaknesses

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 321.fit free?

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

### Is PlayerDEX free?

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

### Do 321.fit or PlayerDEX have ads?

321.fit shows ads; PlayerDEX does not.

### Which is updated more often, 321.fit or PlayerDEX?

321.fit ships an update every 4 days, and PlayerDEX every 4 months. Most recently, 321.fit was updated on October 7, 2026 and PlayerDEX 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.*