# BuildersCalcsPro vs Smart iLamp

The clearest difference is review sentiment: Smart iLamp at 100% against BuildersCalcsPro's 38%. Smart iLamp also leads on price (Free vs $2.99) and rating (5.0 vs 1.4). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Smart iLamp is free to download; BuildersCalcsPro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Smart iLamp holds the better App Store score, 5.0 against 1.4. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 38% of BuildersCalcsPro's written reviews are positive against 100% of Smart iLamp's.

BuildersCalcsPro ships an update every 10 months, Smart iLamp every 4 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | BuildersCalcsPro | Smart iLamp |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [1.4 (5 ratings)](https://appshunter.io/ios/app/builderscalcspro/id376872052/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/smart-ilamp/id6444844692/reviews)** |
| Number of ratings | **5** | 2 |
| Positive reviews | 37.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 weeks** |
| Monetization | Paid | **Free** |
| Size | 8 MB | 56 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Robert Thompson](https://appshunter.io/developer/364220435) | [小梅 苏](https://appshunter.io/developer/1141829061) |

## What reviewers say

### BuildersCalcsPro

[App page](https://appshunter.io/ios/app/builderscalcspro/id376872052)

This app simplifies complex construction calculations for various building trades and DIY projects. It offers tools for concrete, foundations, brickwork, roofing, and more, with an intuitive interface. Includes a VAT calculator and a brain-resting game.

**Highlights:** Concrete quantity calculations, Foundation and floor slab calculations, Brick, block, and mortar calculations, Roofing and wall tile quantity estimation, Paint and heat loss calculations, Thermal property calculators, VAT calculator

**Features:** Vision Pro support

**In-app purchases:** none


### Smart iLamp

[App page](https://appshunter.io/ios/app/smart-ilamp/id6444844692)

Control various lighting effects, including color, brightness, and speed. Offers multiple modes for seven-color and meteor lights. Integrates general magic light functions.

**Highlights:** Light color adjustment, Brightness control, Speed adjustment, Mode selection, Seven-color light integration, Meteor light integration

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

**In-app purchases:** none


## Frequently asked questions

### Is BuildersCalcsPro free?

BuildersCalcsPro costs $2.99, with no in-app purchases.

### Is Smart iLamp free?

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

### Which has better reviews, BuildersCalcsPro or Smart iLamp?

Smart iLamp is rated higher. BuildersCalcsPro averages 1.4 out of 5 from 5 ratings, while Smart iLamp averages 5.0 from 2 ratings.

### Do BuildersCalcsPro or Smart iLamp have ads?

Neither BuildersCalcsPro nor Smart iLamp shows ads.

### Which is updated more often, BuildersCalcsPro or Smart iLamp?

BuildersCalcsPro ships an update every 10 months, and Smart iLamp every 4 weeks. Most recently, BuildersCalcsPro was updated on November 1, 2026 and Smart iLamp on November 3, 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.*