# Daryn.online vs BioPlay UBT

The clearest difference is in-app purchases: Daryn.online at none against BioPlay UBT's 1. BioPlay UBT's advantage is update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. BioPlay UBT sells 1 in-app purchase, starting at $12.99 per 6 months. Daryn.online asks for nothing beyond the download.

Daryn.online ships an update every 3 weeks, BioPlay UBT weekly. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Daryn.online | BioPlay UBT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 61 MB | 453 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Daryn.online](https://appshunter.io/developer/1656635935) | [Kanat Yeliubayev](https://appshunter.io/developer/1727362611) |

## What reviewers say

### Daryn.online

[App page](https://appshunter.io/ios/app/darynonline/id6444751815)

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

**In-app purchases:** none


### BioPlay UBT

[App page](https://appshunter.io/ios/app/bioplay-ubt/id6476620799)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6 ай жазылым | $12.99 | per 6 months |


## Frequently asked questions

### Is Daryn.online free?

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

### Is BioPlay UBT free?

BioPlay UBT is free to download, with in-app purchases available.

### Do Daryn.online or BioPlay UBT have ads?

Neither Daryn.online nor BioPlay UBT shows ads.

### Which is updated more often, Daryn.online or BioPlay UBT?

Daryn.online ships an update every 3 weeks, and BioPlay UBT weekly. Most recently, Daryn.online was updated on November 3, 2026 and BioPlay UBT on November 8, 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.*