Stair Calculator Plus vs Deck Help
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stair Calculator Plus
This utility app assists with stair design by instantly calculating crucial measurements like rise, run, and rail angle. It supports high precision with up to 16 decimal places and offers flexibility with various input units. Results can be easily copied to other applications for seamless workflow integration.
- Instant stair rise and run calculation
- Calculate stair rail angle
- Determine stringer length
- Support for 16 decimal places
- Multiple input units
- Copy results to other apps
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Stair Calculator can be used to find stair rise and run, stair rail angle, stringer length, and other important factors of stair design. Features: - Instant calculation - Result are copy able to other app - Formula are include as reference - Support up to 16 decimal place - Support various unit for each input General guidelines in Stair Design : - Run unit should not be less than 10 inches / 25 cm - Rise unit should not exceed 7 3/4 inches / 20 cm A stairway, staircase, stairwell, flight of stairs, or simply stairs is a construction designed to bridge a large vertical distance by dividing it into smaller vertical distances, called steps. Stairs may be straight, round, or may consist of two or more straight pieces connected at angles. Thanks for your support and do visit nitrio.com for more apps for your iOS devices.
Deck Help
Calculate decking material needs, including timber lengths and set outs for bearers and joists. Supports various measurement units and decimal place preferences for precise calculations.
- Calculate bearer and joist lengths
- Determine stump, bearer, joist, and board set outs
- Supports mm, cm, inches, and feet
- Select preferred decimal places
- Accurately solve deck equations
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Deck Help is the easiest way to calculate decking material requirements, timber lengths and associated values when building! Quickly find bearer and joist lengths, as well as stump, bearer, joist and board set outs for a given deck width and length. Features Include: - Accurately solve deck equations - Enter lengths in mm, cm, inches or feet - Select your preferred number of decimal places
Screenshots
Verdict
The clearest difference is rating: Deck Help at 3.8 against Stair Calculator Plus's 3.0. Deck Help also leads on update cadence (every 4 months vs every 43 months) and review sentiment (14% vs 0%). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Stair Calculator Plus costs $2.99 and Deck Help $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Deck Help holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 18 and 23 respectively. Written reviews point the same way: 0% of Stair Calculator Plus's written reviews are positive against 14% of Deck Help's.
Stair Calculator Plus ships an update every 43 months, Deck Help every 4 months. The most recent releases landed on October 13, 2026 and October 10, 2026 respectively.
| Parameter | Stair Calculator Plus | Deck Help |
|---|---|---|
| Price | $2.99 | $2.99 |
| Rating | 3.0 (18 ratings) | 3.8 (23 ratings) — better |
| Positive reviews | 0.0% of reviews | 14.3% of reviews — better |
| Number of ratings | 18 | 23 — better |
| Update frequency | Every 43 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 12 | 10.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Nitrio | Armchair Engineering |
Customer experience
Stair Calculator Plus
Deck Help
In-app purchases
Stair Calculator Plus
No in-app purchases
Deck Help
No in-app purchases
Questions
Is Stair Calculator Plus free?
Is Deck Help free?
Which has better reviews, Stair Calculator Plus or Deck Help?
Do Stair Calculator Plus or Deck Help have ads?
Which is updated more often, Stair Calculator Plus or Deck Help?
Other comparisons
