# Smart Construction Tools vs Социальный контракт

The clearest difference is review sentiment: Smart Construction Tools at 73% against Социальный контракт's 25%. Smart Construction Tools also leads on update cadence (fortnightly vs every 5 weeks). Социальный контракт's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Smart Construction Tools sells 3 in-app purchases, starting at $1.99 per month. Социальный контракт asks for nothing beyond the download.

Smart Construction Tools ships an update fortnightly, Социальный контракт every 5 weeks. The most recent releases landed on September 26, 2026 and August 15, 2026 respectively.

## The numbers

| Metric | Smart Construction Tools | Социальный контракт |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1600224513/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **72.5% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 72 MB | 53 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Dmitrii Gorbachev](https://appshunter.io/developer/1565707272) | [ОБУ "ИТЦ"](https://appshunter.io/developer/1496357947) |

## What reviewers say

### Smart Construction Tools

[App page](https://appshunter.io/ios/app/smart-construction-tools/id1565936353)

This construction calculator app helps builders estimate materials and volumes for various projects, including foundations, walls, roofs, and earthworks. It features a unit converter and detailed calculations for concrete, rebar, lumber, and more, aiding in material purchasing and project planning.

**Highlights:** Foundation calculations (slab, strip, circular, etc.), Wall material estimation (brick, block, insulation), Roofing material calculations, Lumber and timber calculations, Metal structure calculations, Earthwork volume estimation, Unit conversion tool

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Six months | $11.99 | per 6 months |
| Yearly | $19.99 | per year |


### Социальный контракт

[App page](https://appshunter.io/ios/app/id1600224513)

This service provides comprehensive information on state social assistance based on social contracts. It offers pre-calculation of income, eligibility checks, business plans, application submission with tracking, and reporting reminders.

**Highlights:** Social contract guidance, Income pre-calculation, Eligibility verification, Business plan templates, Application submission and tracking, Reporting reminders and submission

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Construction Tools free?

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

### Is Социальный контракт free?

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

### Do Smart Construction Tools or Социальный контракт have ads?

Neither Smart Construction Tools nor Социальный контракт shows ads.

### Which is updated more often, Smart Construction Tools or Социальный контракт?

Smart Construction Tools ships an update fortnightly, and Социальный контракт every 5 weeks. Most recently, Smart Construction Tools was updated on September 26, 2026 and Социальный контракт on August 15, 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.*