# D vs BioFit Online

The clearest difference is rating: BioFit Online at 5.0 against D's 2.9. D's advantage is ratings volume (68 vs 13) and iOS requirement (13.0 vs 15.5). 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.

BioFit Online holds the better App Store score, 5.0 against 2.9. That said, the two scores are not equally well evidenced: D has 68 ratings behind it against 13, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | D | BioFit Online |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (68 ratings)](https://appshunter.io/ios/app/d-bat-hub/id1392463429/reviews) | **[5.0 (13 ratings)](https://appshunter.io/ios/app/biofit-online/id6444707239/reviews)** |
| Number of ratings | **68** | 13 |
| Positive reviews | 47.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | Free |
| Size | 25 MB | 192 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Upper Hand, Inc.](https://appshunter.io/developer/1195693369) | [Biofit Performance Lab LLC](https://appshunter.io/developer/1496744507) |

## 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


### BioFit Online

[App page](https://appshunter.io/ios/app/biofit-online/id6444707239)

Track workouts and meals, measure progress, and achieve fitness goals with personalized guidance from a coach. Schedule activities, monitor body stats, and receive reminders. Connects with wearable devices for seamless data syncing.

**Highlights:** Workout and meal tracking, Personalized training plans, Progress monitoring, Nutrition management, Real-time coach messaging, Body measurement tracking, Wearable device integration

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is BioFit Online free?

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

### Which has better reviews, D or BioFit Online?

BioFit Online is rated higher. D averages 2.9 out of 5 from 68 ratings, while BioFit Online averages 5.0 from 13 ratings.

### Do D or BioFit Online have ads?

Neither D nor BioFit Online shows ads.

### Which is updated more often, D or BioFit Online?

D ships an update every 6 weeks, and BioFit Online every 6 weeks. Most recently, D was updated on November 6, 2026 and BioFit Online on November 3, 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.*