# D vs BASE by Pros

The clearest difference is iOS requirement: D at 13.0 against BASE by Pros's 16.0. 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.

D ships an update every 6 weeks, BASE by Pros monthly. The most recent releases landed on September 26, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | D | BASE by Pros |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (67 ratings)](https://appshunter.io/ios/app/d-bat-hub/id1392463429/reviews)** | — |
| Number of ratings | **67** | — |
| Positive reviews | 47.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 25 MB | 194 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Upper Hand, Inc.](https://appshunter.io/developer/1195693369) | [BASE by Pros LLC](https://appshunter.io/developer/1570821892) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-bat-hub/id1392463429)

Manage your D-BAT baseball and softball academy account from anywhere. Purchase memberships, lessons, and rentals, schedule training, and receive notifications. Communicate with staff and customers, and update your billing information.

**Highlights:** Purchase memberships, lessons, and rentals, Manage training schedules, Receive event notifications, Update account and billing info, Cancel/change attendance, Communicate with staff and customers

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

**In-app purchases:** none


### BASE by Pros

[App page](https://appshunter.io/ios/app/base-by-pros/id1570821890)

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

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is BASE by Pros free?

BASE by Pros is free to download, with no in-app purchases.

### Do D or BASE by Pros have ads?

Neither D nor BASE by Pros shows ads.

### Which is updated more often, D or BASE by Pros?

D ships an update every 6 weeks, and BASE by Pros monthly. Most recently, D was updated on September 26, 2026 and BASE by Pros on September 13, 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.*