# calcMod vs Geometry

The clearest difference is price: Geometry at Free against calcMod's $1.99. Geometry also leads on update cadence (monthly vs every 36 months). calcMod's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

Geometry is free to download; calcMod costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

calcMod ships an update every 36 months, Geometry monthly. The most recent releases landed on October 3, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | calcMod | Geometry |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 36 months | **Monthly** |
| Size | 1 MB | 35 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alain Cardinaux](https://appshunter.io/developer/1443066124) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### calcMod

[App page](https://appshunter.io/ios/app/calcmod-blk/id1445938178)

**Features:** macOS Compatibility

**In-app purchases:** none


### Geometry

[App page](https://appshunter.io/ios/app/geometry-solver/id1618839152)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is calcMod free?

calcMod costs $1.99, with no in-app purchases.

### Is Geometry free?

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

### Do calcMod or Geometry have ads?

Geometry shows ads; calcMod does not.

### Which is updated more often, calcMod or Geometry?

calcMod ships an update every 36 months, and Geometry monthly. Most recently, calcMod was updated on October 3, 2026 and Geometry on October 12, 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.*