# Delux Stairs Construction calc vs Chippy Tools

The clearest difference is price: Chippy Tools at Free against Delux Stairs Construction calc's $4.99. Chippy Tools also leads on rating (4.5 vs 3.4) and update cadence (every 8 days vs every 6 weeks). Delux Stairs Construction calc's advantage is in-app purchases (none vs 10) and review sentiment (68% vs 55%). On ads and device support there is nothing between them.

Chippy Tools is free to download; Delux Stairs Construction calc costs $4.99 up front. Chippy Tools sells 9 in-app purchases, starting at $2.99 per 7 days. Delux Stairs Construction calc asks for nothing beyond the download.

Chippy Tools holds the better App Store score, 4.5 against 3.4. That said, the two scores are not equally well evidenced: Chippy Tools has 907 ratings behind it against 18, so its average is the more settled of the two. Written reviews complicate that: 68% of Delux Stairs Construction calc's written reviews are positive against 55% of Chippy Tools's, so the app with the better star average is not the one people write more warmly about.

Delux Stairs Construction calc ships an update every 6 weeks, Chippy Tools every 8 days. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Delux Stairs Construction calc | Chippy Tools |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [3.4 (18 ratings)](https://appshunter.io/ios/app/delux-stairs-construction-calc/id419836095/reviews) | **[4.5 (907 ratings)](https://appshunter.io/ios/app/chippy-tools-construction/id1579138717/reviews)** |
| Number of ratings | 18 | **907** |
| Positive reviews | **68.4% of reviews** | 54.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | **Free** | Freemium |
| Size | 16 MB | 46 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Delux](https://appshunter.io/developer/419836100) | [Peth Pty Ltd](https://appshunter.io/developer/662891650) |

## What reviewers say

### Delux Stairs Construction calc

[App page](https://appshunter.io/ios/app/delux-stairs-construction-calc/id419836095)

Easily design ideal staircases with a single measurement. This app calculates all necessary dimensions, accounts for flooring thickness, and provides detailed blueprints. It includes unique features like a headroom clearance tool for professional, code-compliant results.

**Highlights:** Calculate total run, pitch, unit rise, and unit run, Adjust for flooring and tread thickness, Headroom clearance tool, Printable and emailable PDF blueprints, Graphical interface with visual feedback, Imperial or Metric system support

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Fast calculations
- ✅ Accurate results
- 💡 Helpful for DIYers
- 💰 Good value for money

**What reviewers complain about**

- 🐛 Crashing issues
- ❌ Limited customization
- ❌ Not for all stair types
- ❌ No free trial
- ❌ Poor support/contact options

**Reported bugs**

- App crashes when emailing plans
- App crashes when trying to email
- PDF files are unreadable
- Email function not working
- Measurements on blueprint layout are wrong

**Requested features**

- Support for winder stairs
- Ability to test before buying
- Print button within the app
- Support for steel stringers
- Ability to compile multiple stair plans


### Chippy Tools

[App page](https://appshunter.io/ios/app/chippy-tools-construction/id1579138717)

This app simplifies complex calculations for construction professionals. It offers a variety of tools for tasks like spacing, measurements, and material estimation, helping to reduce errors and save time on job sites. Available on iPhone and iPad, it aims to be an essential tool for tradespeople.

**Highlights:** Baluster spacing calculator, Flat run attached baluster calculator, Square calculator, Concrete calculator, Stair calculator, Supports millimeters, feet, and inches

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chippy Tools Pro - Weekly | $2.99 | per 7 days |
| Chippy Tools Pro - Weekly | $3.99 | per 7 days |
| Chippy Tools Pro - Quarterly | $4.99 | per 3 months |
| Chippy Tools Pro - Monthly | $5.99 | per month |
| Chippy Tools Pro - Monthly | $5.99 | per month |
| Chippy Tools Pro - Annual | $19.99 | per year |
| Chippy Tools Pro - Annual | $19.99 | per year |
| Chippy Tools Pro - Annual | $19.99 | per year |
| One Time Purchase | $85.00 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick and efficient
- 💡 Useful construction tools
- 🙌 Great for DIY projects

**What reviewers complain about**

- 🤔 Confusing interface
- 💰 Expensive subscription
- 🐛 Inaccurate calculations
- 🔒 Difficult to cancel subscription

**Reported bugs**

- Square check feature not working
- Measurements disappear after partial use

**Requested features**

- Add more construction-related calculators
- Improve stair and rafter tools
- Include material quantity estimations
- Add support for metric and imperial units


## Frequently asked questions

### Is Delux Stairs Construction calc free?

Delux Stairs Construction calc costs $4.99, with no in-app purchases.

### Is Chippy Tools free?

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

### Which has better reviews, Delux Stairs Construction calc or Chippy Tools?

Chippy Tools is rated higher. Delux Stairs Construction calc averages 3.4 out of 5 from 18 ratings, while Chippy Tools averages 4.5 from 907 ratings.

### Do Delux Stairs Construction calc or Chippy Tools have ads?

Neither Delux Stairs Construction calc nor Chippy Tools shows ads.

### Which is updated more often, Delux Stairs Construction calc or Chippy Tools?

Delux Stairs Construction calc ships an update every 6 weeks, and Chippy Tools every 8 days. Most recently, Delux Stairs Construction calc was updated on November 1, 2026 and Chippy Tools 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.*