# SmarTense Training vs D

The clearest difference is iOS requirement: D at 13.0 against SmarTense Training'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.

SmarTense Training ships an update every 2 months, D every 6 weeks. The most recent releases landed on September 17, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | SmarTense Training | D |
| --- | --- | --- |
| 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 2 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 193 MB | 25 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SmarTense](https://appshunter.io/developer/1655412943) | [Upper Hand, Inc.](https://appshunter.io/developer/1195693369) |

## What reviewers say

### SmarTense Training

[App page](https://appshunter.io/ios/app/smartense-training/id1110861557)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is SmarTense Training free?

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

### Is D free?

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

### Do SmarTense Training or D have ads?

Neither SmarTense Training nor D shows ads.

### Which is updated more often, SmarTense Training or D?

SmarTense Training ships an update every 2 months, and D every 6 weeks. Most recently, SmarTense Training was updated on September 17, 2026 and D on September 26, 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.*