# USTA Flex vs Inferno Baseball

The clearest difference is ratings volume: USTA Flex at 642 against Inferno Baseball's 3. USTA Flex also leads on iOS requirement (13.0 vs 15.1). Inferno Baseball's advantage is rating (5.0 vs 4.8). On price, update cadence, ads 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.

Inferno Baseball holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: USTA Flex has 642 ratings behind it against 3, so its average is the more settled of the two.

USTA Flex ships an update fortnightly, Inferno Baseball every 9 days. Both last shipped on October 19, 2026.

## The numbers

| Metric | USTA Flex | Inferno Baseball |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (642 ratings)](https://appshunter.io/ios/app/usta-flex/id6446393326/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/inferno-baseball/id6801605102/reviews)** |
| Number of ratings | **642** | 3 |
| Positive reviews | 40.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free | Free |
| Size | 133 MB | 38 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [USTA](https://appshunter.io/developer/327455872) | [Arturo Hermosillo](https://appshunter.io/developer/1499285182) |

## What reviewers say

### USTA Flex

[App page](https://appshunter.io/ios/app/usta-flex/id6446393326)

Find and play competitive tennis matches at your level on courts near you. Arrange games flexibly around your schedule and meet new players. Track your progress and improve your game with level-based singles or doubles matches.

**Highlights:** Find level-based tennis matches, Flexible scheduling with in-app chat, Singles and doubles competition, Track match history and progress, Utilizes ITF World Tennis Number for matchmaking, Organize and enter leagues

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

**In-app purchases:** none


### Inferno Baseball

[App page](https://appshunter.io/ios/app/inferno-baseball/id6801605102)

Manage your entire sports season in one place. Track schedules, view player stats, communicate with your team, and monitor player development. Features include team calendars, game day highlights, and personalized development plans.

**Highlights:** Team calendar for all events, RSVP functionality, Secure team chat, Player statistics tracking, Personalized development plans, Team highlights feed, In-app assistant

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

**In-app purchases:** none


## Frequently asked questions

### Is USTA Flex free?

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

### Is Inferno Baseball free?

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

### Which has better reviews, USTA Flex or Inferno Baseball?

Inferno Baseball is rated higher. USTA Flex averages 4.8 out of 5 from 642 ratings, while Inferno Baseball averages 5.0 from 3 ratings.

### Do USTA Flex or Inferno Baseball have ads?

Neither USTA Flex nor Inferno Baseball shows ads.

### Which is updated more often, USTA Flex or Inferno Baseball?

USTA Flex ships an update fortnightly, and Inferno Baseball every 9 days. Most recently, USTA Flex was updated on October 19, 2026 and Inferno Baseball on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*