# LumiGuide vs Construction Calculator

The clearest difference is update cadence: LumiGuide at every 2 days against Construction Calculator's every 2 weeks. LumiGuide also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. LumiGuide sells 2 in-app purchases, starting at $1.99 per month and Construction Calculator sells 15 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

LumiGuide ships an update every 2 days, Construction Calculator every 2 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | LumiGuide | Construction Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (24 ratings)](https://appshunter.io/ios/app/construction-calculator-pro/id6753908597/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 62 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Contrivity Solutions](https://appshunter.io/developer/1636143062) | [Shapkin Dev](https://appshunter.io/developer/1845645309) |

## What reviewers say

### LumiGuide

[App page](https://appshunter.io/ios/app/lumiguide/id6450488501)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flashlight Pro Monthly Sub. | $1.99 | per month |
| LumiGuide Ad Free Version | $0.99 | one-time |


### Construction Calculator

[App page](https://appshunter.io/ios/app/construction-calculator-pro/id6753908597)

This app provides a comprehensive suite of tools for construction professionals and DIY enthusiasts. It offers precise calculations for decking, roofing, stairs, concrete, and more, with support for both metric and imperial units. Designed for jobsite use, it works offline and provides clear visuals for accurate on-site measurements.

**Highlights:** Decking and flooring calculations, Roofing material and coverage estimators, Stair and stringer rise/run calculations, Concrete, asphalt, and gravel volume estimators, Slope, pitch, and angle framing helpers, Unit converter with mixed-unit support, Offline functionality

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Carpenter PRO - Weekly | $2.99 | per 7 days |
| Full Access — Weekly | $5.99 | per 7 days |
| Carpenter PRO — Annual | $19.99 | per year |
| Full Access — Annual | $39.99 | per year |
| RL Level & Benchmark Calculator | $3.99 | one-time |
| Gravel Volume Calculator | $3.99 | one-time |
| Stair Stringer & Rise Run Calc | $3.99 | one-time |
| Soil Excavation Volume Calculator | $3.99 | one-time |
| Asphalt Tonnage Calculator | $3.99 | one-time |
| Right Triangle & Pitch Calculator | $3.99 | one-time |
| Running Measurements Calculator | $3.99 | one-time |
| Unit Converter: Feet & Metric | $3.99 | one-time |
| Paint Area Coverage Estimator | $3.99 | one-time |
| Lifetime Access | $39.99 | one-time |
| Lifetime Access | $79.99 | one-time |


## Frequently asked questions

### Is LumiGuide free?

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

### Is Construction Calculator free?

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

### Do LumiGuide or Construction Calculator have ads?

Neither LumiGuide nor Construction Calculator shows ads.

### Which is updated more often, LumiGuide or Construction Calculator?

LumiGuide ships an update every 2 days, and Construction Calculator every 2 weeks. Most recently, LumiGuide was updated on October 27, 2026 and Construction Calculator on October 30, 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.*