# Construction Calc Lite vs Span64

The clearest difference is in-app purchases: Construction Calc Lite at none against Span64's 1. Span64's advantage is ads (none vs shown) and update cadence (weekly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Span64 sells 1 one-off in-app purchase. Construction Calc Lite asks for nothing beyond the download.

Construction Calc Lite ships an update every 2 months, Span64 weekly. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Construction Calc Lite | Span64 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (136 ratings)](https://appshunter.io/ios/app/construction-calc-lite/id380648615/reviews)** | — |
| Number of ratings | **136** | — |
| Positive reviews | 53.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 31 MB | 30 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Snappy Appz Inc.](https://appshunter.io/developer/375591377) | [Roberto Garrido](https://appshunter.io/developer/943471024) |

## What reviewers say

### Construction Calc Lite

[App page](https://appshunter.io/ios/app/construction-calc-lite/id380648615)

A specialized calculator for construction professionals and anyone working with measurements in feet and inches. Perform complex calculations, scale drawings, and determine angles and material quantities with ease. Features include fractional inch support, history recall, and customizable rounding.

**Highlights:** Feet, inch, and fractional inch calculations, Drawing scaling, Miter and triangle angle calculations, Material quantity and cost estimation, Fraction reduction, History list for value reuse, Customizable rounding precision

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

**In-app purchases:** none


### Span64

[App page](https://appshunter.io/ios/app/span64-construction-calc/id6789300863)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Span64 Pro | $19.99 | one-time |


## Frequently asked questions

### Is Construction Calc Lite free?

Construction Calc Lite is free to download, with no in-app purchases.

### Is Span64 free?

Span64 is free to download, with in-app purchases available.

### Do Construction Calc Lite or Span64 have ads?

Construction Calc Lite shows ads; Span64 does not.

### Which is updated more often, Construction Calc Lite or Span64?

Construction Calc Lite ships an update every 2 months, and Span64 weekly. Most recently, Construction Calc Lite was updated on October 13, 2026 and Span64 on October 4, 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.*