# ELFA Parent App vs 学天下

The clearest difference is in-app purchases: ELFA Parent App at none against 学天下's 3. ELFA Parent App also leads on iOS requirement (10.0 vs 12.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 学天下 sells 3 one-off in-app purchases. ELFA Parent App asks for nothing beyond the download.

ELFA Parent App ships an update every 2 months, 学天下 monthly. The most recent releases landed on September 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ELFA Parent App | 学天下 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 185 MB | 33 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) | [敏 刘](https://appshunter.io/developer/871708399) |

## What reviewers say

### ELFA Parent App

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 学天下

[App page](https://appshunter.io/ios/app/id1189092977)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1个学币 | $0.99 | one-time |
| 3个学币 | $0.99 | one-time |
| 12个学币 | $1.99 | one-time |


## Frequently asked questions

### Is ELFA Parent App free?

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

### Is 学天下 free?

学天下 is free to download, with in-app purchases available.

### Do ELFA Parent App or 学天下 have ads?

Neither ELFA Parent App nor 学天下 shows ads.

### Which is updated more often, ELFA Parent App or 学天下?

ELFA Parent App ships an update every 2 months, and 学天下 monthly. Most recently, ELFA Parent App was updated on September 9, 2026 and 学天下 on October 6, 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.*