# SimpleSigma vs 合計計算機

The clearest difference is in-app purchases: 合計計算機 at none against SimpleSigma's 2. 合計計算機 also leads on iOS requirement (16.4 vs 26.0). SimpleSigma's advantage is device support. On price there is nothing between them.

Both are free to download. SimpleSigma sells 2 in-app purchases, starting at $2.99 per month. 合計計算機 asks for nothing beyond the download.

## The numbers

| Metric | SimpleSigma | 合計計算機 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 6 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 2 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | **iPhone, Apple Watch** | — |
| Age rating | 4+ | 4+ |
| Developer | [MUTSUAKI KIKUCHI](https://appshunter.io/developer/1874283283) | [Risako Asai](https://appshunter.io/developer/1671273580) |

## What reviewers say

### SimpleSigma

[App page](https://appshunter.io/ios/app/simplesigma/id1522264347)

This app offers a versatile calculator with three distinct table types for various needs, from simple sums to complex quantity-based calculations. It features intuitive input, auto-saving, and CSV export. An optional Pro version removes ads, unlocks unlimited tables, and adds advanced statistics and OCR receipt scanning.

**Highlights:** Three distinct table types (Simple, Duplex, Shopping), Auto-totaling and quick sum calculations, Swipe keyboard for cell navigation, CSV data export, Auto-save functionality, Optional Pro version with advanced features

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SimpleSigma Pro (Monthly) | $2.99 | per month |
| SimpleSigma Pro (Yearly) | $29.99 | per year |


### 合計計算機

[App page](https://appshunter.io/ios/app/id6471973187)

**In-app purchases:** none


## Frequently asked questions

### Is SimpleSigma free?

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

### Is 合計計算機 free?

合計計算機 is free to download, with no in-app purchases.

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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.*