# goMSolar vs Simple Total Calculator

The clearest difference is ads: goMSolar at none against Simple Total Calculator's shown. goMSolar also leads on iOS requirement (11.0 vs 15.8.3). Simple Total Calculator's advantage is update cadence (fortnightly vs every 6 weeks). On price, 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.

goMSolar ships an update every 6 weeks, Simple Total Calculator fortnightly. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | goMSolar | Simple Total Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 79 MB | 36 MB |
| Requires iOS | **11.0** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangdong Meizhi Compressor Co., Ltd.](https://appshunter.io/developer/1441287281) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### goMSolar

[App page](https://appshunter.io/ios/app/gomsolar/id6462845886)

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

**In-app purchases:** none


### Simple Total Calculator

[App page](https://appshunter.io/ios/app/simple-total-calculator/id6739667943)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is goMSolar free?

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

### Is Simple Total Calculator free?

Simple Total Calculator is free to download, with no in-app purchases.

### Do goMSolar or Simple Total Calculator have ads?

Simple Total Calculator shows ads; goMSolar does not.

### Which is updated more often, goMSolar or Simple Total Calculator?

goMSolar ships an update every 6 weeks, and Simple Total Calculator fortnightly. Most recently, goMSolar was updated on October 25, 2026 and Simple Total Calculator on October 30, 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.*