# Acurr vs UB Buyan

The clearest difference is update cadence: UB Buyan at every 3 days against Acurr's every 3 weeks. Acurr's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Acurr ships an update every 3 weeks, UB Buyan every 3 days. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Acurr | UB Buyan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 40 MB | 42 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [ACURR](https://appshunter.io/developer/1711574314) | [Otgonchimeg Erdenechimeg](https://appshunter.io/developer/1828577765) |

## What reviewers say

### Acurr

[App page](https://appshunter.io/ios/app/acurr/id6469110552)

**Features:** Vision Pro support

**In-app purchases:** none


### UB Buyan

[App page](https://appshunter.io/ios/app/ub-buyan/id6780312353)

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

**In-app purchases:** none


## Frequently asked questions

### Is Acurr free?

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

### Is UB Buyan free?

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

### Do Acurr or UB Buyan have ads?

Neither Acurr nor UB Buyan shows ads.

### Which is updated more often, Acurr or UB Buyan?

Acurr ships an update every 3 weeks, and UB Buyan every 3 days. Most recently, Acurr was updated on October 18, 2026 and UB Buyan on October 11, 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.*