# Plus Minus Math SD vs Minus

The clearest difference is ads: Minus at none against Plus Minus Math SD's shown. Minus also leads on update cadence (every 2 weeks vs every 18 months). Plus Minus Math SD's advantage is iOS requirement (12.0 vs 14.3). 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.

Plus Minus Math SD ships an update every 18 months, Minus every 2 weeks. The most recent releases landed on March 4, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Plus Minus Math SD | Minus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Every 2 weeks** |
| Size | 24 MB | 0 MB |
| Requires iOS | **12.0** | 14.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andela ICT](https://appshunter.io/developer/342734534) | [Michael Hohlfeld](https://appshunter.io/developer/1456349163) |

## What reviewers say

### Plus Minus Math SD

[App page](https://appshunter.io/ios/app/plus-minus-math-sd/id1031009964)

**Features:** macOS Compatibility

**In-app purchases:** none


### Minus

[App page](https://appshunter.io/ios/app/minus-calculator/id1547136719)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Plus Minus Math SD free?

Plus Minus Math SD is free to download, with no in-app purchases.

### Is Minus free?

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

### Do Plus Minus Math SD or Minus have ads?

Plus Minus Math SD shows ads; Minus does not.

### Which is updated more often, Plus Minus Math SD or Minus?

Plus Minus Math SD ships an update every 18 months, and Minus every 2 weeks. Most recently, Plus Minus Math SD was updated on March 4, 2026 and Minus on September 17, 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.*