# Batikal vs Constapp

The clearest difference is in-app purchases: Constapp at none against Batikal's 3. Batikal's advantage is update cadence (every 5 weeks vs every 4 months) and device support. On price and iOS requirement there is nothing between them.

Both are free to download. Batikal sells 3 in-app purchases, starting at $11.99 per month. Constapp asks for nothing beyond the download.

Batikal ships an update every 5 weeks, Constapp every 4 months. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Batikal | Constapp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 90.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 118 MB | 53 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [FAHBE](https://appshunter.io/developer/955903736) | [FIDEALIS](https://appshunter.io/developer/1520234807) |

## What reviewers say

### Batikal

[App page](https://appshunter.io/ios/app/batikal-calcul-du-batiment/id955903737)

This app provides professional users with precise calculation sheets for building projects. It helps in pre-sizing, optimizing renovations, selecting products, and calculating diameters and losses for hydraulic and gas systems directly on site.

**Highlights:** Instant project pre-sizing, Boiler room renovation optimization, Product selection for clients, Gas to power conversion, Hydraulic and gas pipe diameter calculation, Circulation pump loss calculation

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abonnement BatiKal Premium | $11.99 | per month |
| Abonnement BatiKal Premium | $14.49 | per 3 months |
| BatiKal Pro 1 an | $119.99 | per year |


### Constapp

[App page](https://appshunter.io/ios/app/constapp/id6475644680)

**In-app purchases:** none


## Frequently asked questions

### Is Batikal free?

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

### Is Constapp free?

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

### Which is updated more often, Batikal or Constapp?

Batikal ships an update every 5 weeks, and Constapp every 4 months. Most recently, Batikal was updated on November 6, 2026 and Constapp on November 8, 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.*