# Calculator with 11 button vs SmartBSPlus

The clearest difference is ads: SmartBSPlus at none against Calculator with 11 button's shown. SmartBSPlus also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.0). Calculator with 11 button's advantage is update cadence (every 2 months vs every 4 months). On price 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.

Calculator with 11 button ships an update every 2 months, SmartBSPlus every 4 months. The most recent releases landed on September 29, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Calculator with 11 button | SmartBSPlus |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 6.7% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | — | Free |
| Size | 42 MB | 5 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [JKPDD](https://appshunter.io/developer/1652266792) |

## What reviewers say

### Calculator with 11 button

[App page](https://appshunter.io/ios/app/calculator-with-11-button/id6754865529)

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

**In-app purchases:** none


### SmartBSPlus

[App page](https://appshunter.io/ios/app/smartbsplus/id6755902170)

Manage your electricity services conveniently with this official digital platform. Access billing, make payments, receive alerts, and track prepaid usage or solar generation. Stay informed and in control of your power connection anytime, anywhere.

**Highlights:** Prepaid electricity recharges, Solar rooftop account support, Secure payment transactions, Push notifications and alerts, Power alerts for safety, View account and consumer details, User-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator with 11 button free?

Calculator with 11 button is free to download, with no in-app purchases.

### Is SmartBSPlus free?

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

### Do Calculator with 11 button or SmartBSPlus have ads?

Calculator with 11 button shows ads; SmartBSPlus does not.

### Which is updated more often, Calculator with 11 button or SmartBSPlus?

Calculator with 11 button ships an update every 2 months, and SmartBSPlus every 4 months. Most recently, Calculator with 11 button was updated on September 29, 2026 and SmartBSPlus on October 9, 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.*