# Chippy Tools vs Carpentry Calculator

The clearest difference is rating: Carpentry Calculator at 5.0 against Chippy Tools's 4.5. Carpentry Calculator also leads on monetization model (free vs freemium) and review sentiment (71% vs 55%). Chippy Tools's advantage is update cadence (every 8 days vs every 2 months) and ratings volume (905 vs 1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Chippy Tools sells 9 in-app purchases, starting at $2.99 per 7 days and Carpentry Calculator sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Carpentry Calculator holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Chippy Tools has 905 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 55% of Chippy Tools's written reviews are positive against 71% of Carpentry Calculator's.

Chippy Tools ships an update every 8 days, Carpentry Calculator every 2 months. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Chippy Tools | Carpentry Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (905 ratings)](https://appshunter.io/ios/app/chippy-tools-construction/id1579138717/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/carpentry-calculator/id1586739365/reviews)** |
| Number of ratings | **905** | 1 |
| Positive reviews | 55.2% of reviews | **71.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Freemium | **Free** |
| Size | 46 MB | 23 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Peth Pty Ltd](https://appshunter.io/developer/662891650) | [Matthew Spencer](https://appshunter.io/developer/1642000494) |

## What reviewers say

### 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


### Carpentry Calculator

[App page](https://appshunter.io/ios/app/carpentry-calculator/id1586739365)

This app simplifies complex calculations for carpenters, builders, and DIY enthusiasts. It handles tasks like roofing, stairs, and decking, offering both metric and imperial units. Visual aids and detailed measurements enhance accuracy and efficiency on any project.

**Highlights:** Roofing calculations, Stair and decking measurements, Concrete slab and post hole calculations, Raked wall and balustrade design, Trigonometry functions, Metric and imperial unit support, Light and dark mode options

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Discounted upgrade | $3.49 | one-time |
| Upgrade to paid version | $4.99 | one-time |


## Frequently asked questions

### Is Chippy Tools free?

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

### Is Carpentry Calculator free?

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

### Which has better reviews, Chippy Tools or Carpentry Calculator?

Carpentry Calculator is rated higher. Chippy Tools averages 4.5 out of 5 from 905 ratings, while Carpentry Calculator averages 5.0 from 1 ratings.

### Do Chippy Tools or Carpentry Calculator have ads?

Neither Chippy Tools nor Carpentry Calculator shows ads.

### Which is updated more often, Chippy Tools or Carpentry Calculator?

Chippy Tools ships an update every 8 days, and Carpentry Calculator every 2 months. Most recently, Chippy Tools was updated on September 24, 2026 and Carpentry Calculator on September 10, 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.*