# M3Marker vs Calculator with 100 button

The clearest difference is ads: M3Marker at none against Calculator with 100 button's shown. M3Marker also leads on device support (3 vs 1) and iOS requirement (14.0 vs 26.1). Calculator with 100 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.

M3Marker ships an update every 4 months, Calculator with 100 button every 2 months. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | M3Marker | Calculator with 100 button |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 84 MB | 42 MB |
| Requires iOS | **14.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kaushik Kale](https://appshunter.io/developer/1217105403) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### M3Marker

[App page](https://appshunter.io/ios/app/m3marker/id1469669612)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator with 100 button

[App page](https://appshunter.io/ios/app/calculator-with-100-button/id6755328938)

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

**In-app purchases:** none


## Frequently asked questions

### Is M3Marker free?

M3Marker is free to download, with no in-app purchases.

### Is Calculator with 100 button free?

Calculator with 100 button is free to download, with no in-app purchases.

### Do M3Marker or Calculator with 100 button have ads?

Calculator with 100 button shows ads; M3Marker does not.

### Which is updated more often, M3Marker or Calculator with 100 button?

M3Marker ships an update every 4 months, and Calculator with 100 button every 2 months. Most recently, M3Marker was updated on October 5, 2026 and Calculator with 100 button on October 6, 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.*