# KPMS vs Construction Calc

The clearest difference is in-app purchases: KPMS at none against Construction Calc's 1. KPMS also leads on iOS requirement (12.0 vs 15.6). On price, update cadence, ads and monetization model there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 19, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | KPMS | Construction Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/construction-calc-estimator/id6755724882/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 93 MB | 3 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [PERSOLKELLY INDIA PVT LTD](https://appshunter.io/developer/1277086698) | [Konstantin Khoroshun](https://appshunter.io/developer/1476700024) |

## What reviewers say

### KPMS

[App page](https://appshunter.io/ios/app/kpms/id1277086699)

This application allows clients and employees to manage attendance, apply for leave or resignation, and track their location and movement. It also provides notifications, password changes, personal detail viewing, and access to historical data.

**Highlights:** Mark attendance, Apply for leave, Apply for resignation, Track current location, Movement tracking, Receive notifications, View personal details

**Features:** macOS Compatibility

**In-app purchases:** none


### Construction Calc

[App page](https://appshunter.io/ios/app/construction-calc-estimator/id6755724882)

This offline calculator helps construction professionals and DIYers quickly estimate materials for various projects. It supports imperial and metric units, and all calculations are stored locally for privacy.  No internet connection is required.

**Highlights:** Offline material estimation, Calculates 8 key materials, Feet-Inch-Fraction input, Imperial & Metric units, Local data storage, No subscriptions or ads

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $9.99 | one-time |


## Frequently asked questions

### Is KPMS free?

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

### Is Construction Calc free?

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

### Do KPMS or Construction Calc have ads?

Neither KPMS nor Construction Calc shows ads.

### Which is updated more often, KPMS or Construction Calc?

KPMS ships an update every 3 months, and Construction Calc every 3 months. Most recently, KPMS was updated on October 19, 2026 and Construction Calc on October 23, 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.*