# Stair Help vs Chippy Tools

The clearest difference is price: Chippy Tools at Free against Stair Help's $1.99. Chippy Tools also leads on review sentiment (55% vs 25%) and update cadence (every 8 days vs every 8 months). Stair Help's advantage is in-app purchases (none vs 10) and iOS requirement (10.0 vs 16.0). On rating, ads and device support there is nothing between them.

Chippy Tools is free to download; Stair Help costs $1.99 up front. Chippy Tools sells 9 in-app purchases, starting at $2.99 per 7 days. Stair Help asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Stair Help against 4.5 for Chippy Tools. Both are backed by a comparable volume of ratings — 239 and 905 respectively. Written reviews are what separate them: 25% of Stair Help's written reviews are positive against 55% of Chippy Tools's.

Stair Help ships an update every 8 months, Chippy Tools every 8 days. The most recent releases landed on September 23, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Stair Help | Chippy Tools |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.6 (239 ratings)](https://appshunter.io/ios/app/stair-help/id1029967951/reviews)** | [4.5 (905 ratings)](https://appshunter.io/ios/app/chippy-tools-construction/id1579138717/reviews) |
| Number of ratings | 239 | **905** |
| Positive reviews | 25.0% of reviews | **55.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 8 days** |
| Monetization | **Free** | Freemium |
| Size | 5 MB | 46 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Armchair Engineering](https://appshunter.io/developer/398901339) | [Peth Pty Ltd](https://appshunter.io/developer/662891650) |

## What reviewers say

### Stair Help

[App page](https://appshunter.io/ios/app/stair-help/id1029967951)

This application simplifies staircase construction by accurately calculating essential measurements like riser, going, and stringer lengths. It offers customizable units, riser height, and precision settings for fractions and decimal places.

**Highlights:** Calculate riser, going, stringer, and base lengths, Set preferred units (mm, cm, inches), Adjustable max riser height, Set preferred decimal places, Set fraction of an inch precision

**Features:** Vision Pro support

**In-app purchases:** none


### 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 Stair Help free?

Stair Help costs $1.99, with no in-app purchases.

### Is Chippy Tools free?

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

### Which has better reviews, Stair Help or Chippy Tools?

Stair Help is rated higher. Stair Help averages 4.6 out of 5 from 239 ratings, while Chippy Tools averages 4.5 from 905 ratings.

### Do Stair Help or Chippy Tools have ads?

Neither Stair Help nor Chippy Tools shows ads.

### Which is updated more often, Stair Help or Chippy Tools?

Stair Help ships an update every 8 months, and Chippy Tools every 8 days. Most recently, Stair Help was updated on September 23, 2026 and Chippy Tools on September 29, 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.*