# らくらく電卓 vs e

The clearest difference is update cadence: e at fortnightly against らくらく電卓's monthly. e also leads on iOS requirement (13.0 vs 15.6). 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.

らくらく電卓 ships an update monthly, e fortnightly. The most recent releases landed on September 29, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | らくらく電卓 | e |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 1 MB | 84 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [noboru hizukuri](https://appshunter.io/developer/1537565548) | [NextDrive Co.](https://appshunter.io/developer/1005329987) |

## What reviewers say

### らくらく電卓

[App page](https://appshunter.io/ios/app/id1540765465)

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

**In-app purchases:** none


### e

[App page](https://appshunter.io/ios/app/e/id1599196953)

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

**In-app purchases:** none


## Frequently asked questions

### Is らくらく電卓 free?

らくらく電卓 is free to download, with no in-app purchases.

### Is e free?

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

### Do らくらく電卓 or e have ads?

Neither らくらく電卓 nor e shows ads.

### Which is updated more often, らくらく電卓 or e?

らくらく電卓 ships an update monthly, and e fortnightly. Most recently, らくらく電卓 was updated on September 29, 2026 and e on September 13, 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.*