# わかる！算数 小学４年【上】 Lite vs ロンリー3

The clearest difference is iOS requirement: わかる！算数 小学４年【上】 Lite at 9.0 against ロンリー3's 18.0. 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.

わかる！算数 小学４年【上】 Lite ships an update every 37 months, ロンリー3 every 23 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | わかる！算数 小学４年【上】 Lite | ロンリー3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 23 months** |
| Size | 37 MB | 45 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [がくげい](https://appshunter.io/developer/415230275) | [Kouichi INAFUKU](https://appshunter.io/developer/438372899) |

## What reviewers say

### わかる！算数 小学４年【上】 Lite

[App page](https://appshunter.io/ios/app/lite/id897328539)

**Features:** macOS Compatibility

**In-app purchases:** none


### ロンリー3

[App page](https://appshunter.io/ios/app/3/id1579133227)

**In-app purchases:** none


## Frequently asked questions

### Is わかる！算数 小学４年【上】 Lite free?

わかる！算数 小学４年【上】 Lite is free to download, with no in-app purchases.

### Is ロンリー3 free?

ロンリー3 is free to download, with no in-app purchases.

### Do わかる！算数 小学４年【上】 Lite or ロンリー3 have ads?

Neither わかる！算数 小学４年【上】 Lite nor ロンリー3 shows ads.

### Which is updated more often, わかる！算数 小学４年【上】 Lite or ロンリー3?

わかる！算数 小学４年【上】 Lite ships an update every 37 months, and ロンリー3 every 23 months. Most recently, わかる！算数 小学４年【上】 Lite was updated on October 26, 2026 and ロンリー3 on October 25, 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.*