# i vs Builder Calculator

The clearest difference is price: i at Free against Builder Calculator's $4.99. Builder Calculator's advantage is iOS requirement (11.0 vs 16.6). On ads, in-app purchases and device support there is nothing between them.

i is free to download; Builder Calculator costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | i | Builder Calculator |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 25 MB | 34 MB |
| Requires iOS | 16.6 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TNETIC, Inc.](https://appshunter.io/developer/982489937) | [Gorasiya Vishal Nanjibhai](https://appshunter.io/developer/1287086933) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-attend-capture/id1439582113)

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

**In-app purchases:** none


### Builder Calculator

[App page](https://appshunter.io/ios/app/builder-calculator-concrete/id6474994942)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is Builder Calculator free?

Builder Calculator costs $4.99, with no in-app purchases.

### Do i or Builder Calculator have ads?

Neither i nor Builder Calculator shows ads.

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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.*