# ELFA Parent App vs Bnuk教师版

The clearest difference is update cadence: Bnuk教师版 at every 4 weeks against ELFA Parent App's every 2 months. ELFA Parent App's advantage is iOS requirement (10.0 vs 12.0). 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.

ELFA Parent App ships an update every 2 months, Bnuk教师版 every 4 weeks. The most recent releases landed on September 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ELFA Parent App | Bnuk教师版 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 185 MB | 35 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Taidii Pte Ltd](https://appshunter.io/developer/921378893) | [胜全 康](https://appshunter.io/developer/1378007687) |

## What reviewers say

### ELFA Parent App

[App page](https://appshunter.io/ios/app/elfa-parent-app/id957390885)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bnuk教师版

[App page](https://appshunter.io/ios/app/bnuk/id1386708710)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ELFA Parent App free?

ELFA Parent App is free to download, with no in-app purchases.

### Is Bnuk教师版 free?

Bnuk教师版 is free to download, with no in-app purchases.

### Do ELFA Parent App or Bnuk教师版 have ads?

Neither ELFA Parent App nor Bnuk教师版 shows ads.

### Which is updated more often, ELFA Parent App or Bnuk教师版?

ELFA Parent App ships an update every 2 months, and Bnuk教师版 every 4 weeks. Most recently, ELFA Parent App was updated on September 9, 2026 and Bnuk教师版 on October 7, 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.*