# Heights and Areas Calculator vs OneClick Code

The clearest difference is in-app purchases: Heights and Areas Calculator at none against OneClick Code's 10. Heights and Areas Calculator also leads on rating (5.0 vs 4.8). OneClick Code's advantage is ads (none vs shown) and ratings volume (182 vs 1). On price, update cadence, monetization model and device support there is nothing between them.

Both are free to download. OneClick Code sells 10 in-app purchases, starting at $31.99 per month. Heights and Areas Calculator asks for nothing beyond the download.

Heights and Areas Calculator holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: OneClick Code has 182 ratings behind it against 1, so its average is the more settled of the two.

Heights and Areas Calculator ships an update every 2 weeks, OneClick Code fortnightly. The most recent releases landed on September 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Heights and Areas Calculator | OneClick Code |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/heights-and-areas-calculator/id1263104607/reviews)** | [4.8 (182 ratings)](https://appshunter.io/ios/app/oneclick-code-building-codes/id1341842847/reviews) |
| Number of ratings | 1 | **182** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#200** |
| Size | 154 MB | 87 MB |
| Requires iOS | **14.2** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [American Wood Council](https://appshunter.io/developer/380481346) | [One Click Reports](https://appshunter.io/developer/1341842846) |

## What reviewers say

### Heights and Areas Calculator

[App page](https://appshunter.io/ios/app/heights-and-areas-calculator/id1263104607)

Calculate maximum building heights and areas based on International Building Code provisions. Input building geometry, site conditions, construction type, and occupancy to determine allowable limits. This tool aids in wood construction design.

**Highlights:** IBC code compliance, Building height calculation, Building area calculation, Occupancy type input, Construction type input, Site condition input

**Features:** macOS Compatibility

**In-app purchases:** none


### OneClick Code

[App page](https://appshunter.io/ios/app/oneclick-code-building-codes/id1341842847)

**Currently charting:** #200 Top Grossing · Business (US App Store)

Instantly access accurate roofing building code information for any US address. Stay updated with real-time changes, avoid costly errors, and streamline your workflow. Perfect for contractors, adjusters, and estimators to improve efficiency and win more projects.

**Highlights:** Instant roofing code access by address, Real-time code updates, Jurisdiction-specific data, Ice and Water Shield calculator, Shingle Waste calculator, Roof Ventilation calculator, Shareable reports

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - Monthly | $31.99 | per month |
| Pro | $59.00 | per month |
| Essential | $59.00 | per month |
| Premium (2023) | $139.00 | per month |
| Premium (2024) | $139.00 | per month |
| Pro - Annual | $284.99 | per year |
| Project Quick View | $2.00 | one-time |
| Single Project | $2.99 | one-time |
| Code Detail | $10.00 | one-time |
| Single Project | $11.99 | one-time |


## Frequently asked questions

### Is Heights and Areas Calculator free?

Heights and Areas Calculator is free to download, with no in-app purchases.

### Is OneClick Code free?

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

### Which has better reviews, Heights and Areas Calculator or OneClick Code?

Heights and Areas Calculator is rated higher. Heights and Areas Calculator averages 5.0 out of 5 from 1 ratings, while OneClick Code averages 4.8 from 182 ratings.

### Do Heights and Areas Calculator or OneClick Code have ads?

Heights and Areas Calculator shows ads; OneClick Code does not.

### Which is updated more often, Heights and Areas Calculator or OneClick Code?

Heights and Areas Calculator ships an update every 2 weeks, and OneClick Code fortnightly. Most recently, Heights and Areas Calculator was updated on September 13, 2026 and OneClick Code on October 24, 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.*