Stair Calculator vs VoiceControl
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stair Calculator
This app calculates essential parameters for stair construction, offering flexibility in input and providing multiple step set options. It supports various units and allows results to be easily copied.
- Calculate stair construction parameters
- Flexible input for Run or Total Run
- Determine largest and smallest step sets
- Support for various units
- Copy results to clipboard
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Stair Calculator helps you calculate and compare staircase dimensions. FEATURES • Calculate using Run, Total Run, or Stair Angle • Enter a specific number of Runs or explore all calculated options • Support Metric and Imperial units • View detailed measurements and stair diagrams • Export results as a PDF or image • Copy results to the clipboard IMPORTANT Results are generated based on user-provided values and general calculation models. The app is intended for reference and educational purposes only. Please verify all measurements, local building requirements, and safety standards before actual construction. SUBSCRIPTION This subscription package offers unlimited access to all app features throughout the subscription period. • Payment will be charged to your Apple Account at confirmation of purchase. • The subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. • Your Apple Account will be charged for renewal within 24 hours before the end of the current period, and the renewal cost will be identified. • Subscriptions may be managed and auto-renewal may be turned off in your Apple Account Settings after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. PRIVACY POLICY https://13520178.github.io/StairCalc/policy.html TERMS OF USE https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ CONTACT If you have any questions or suggestions, please contact us. Email: phannhatd@gmail.com
VoiceControl
Control your smart bath fan and lighting with voice commands. Stream music from popular services and integrate with Alexa for enhanced functionality. Adjust fan speed, dim lights, and change color temperature hands-free.
- Voice-activated fan control
- Light on/off and dimming
- Adjustable color temperature
- Music streaming integration
- Alexa built-in compatibility
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Broan-NuTone Voice control bath fan Light Control – Lighting On/Off; CCT Mixing; Dimming; Fan Control – Fan On/Off; Music Function – Audio Streaming (Spotify; Pandora; Amazon Music); Alexa built-in voice control
Screenshots
Verdict
The clearest difference is rating: Stair Calculator at 4.1 against VoiceControl's 1.6. Stair Calculator also leads on ratings volume (740 vs 14) and review sentiment (21% vs 0%). VoiceControl's advantage is in-app purchases (none vs 2). On price, ads, device support and iOS requirement 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
Both are free to download. Stair Calculator sells 2 in-app purchases, starting at $9.99 per year. VoiceControl asks for nothing beyond the download.
Stair Calculator holds the better App Store score, 4.1 against 1.6. That said, the two scores are not equally well evidenced: Stair Calculator has 740 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 21% of Stair Calculator's written reviews are positive against 0% of VoiceControl's.
Stair Calculator ships an update every 3 months, VoiceControl every 13 months. Both last shipped on October 24, 2026.
| Parameter | Stair Calculator | VoiceControl |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (740 ratings) — better | 1.6 (14 ratings) |
| Positive reviews | 21.4% of reviews — better | 0.0% of reviews |
| Number of ratings | 740 — better | 14 |
| Update frequency | Every 3 months — better | Every 13 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 239 MB |
| Age rating | 4+ | 12+ |
| Developer | Phan Nhat Đang | Broan-NuTone, LLC. |
Customer experience
Stair Calculator
VoiceControl
Bugs and requests
Stair Calculator
Reported bugs
2 issues- Subscription numbers don't add up
- Doesn't provide promised features after purchase
Requested features
3 requests- Option to uninstall app
- Ability to calculate run based on rise and landing space
- Provide more detailed diagrams and visuals
VoiceControl
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Stair Calculator
- Annual Premium Package7 Days trial$9.991 Year
- Unlock all features$5.99
VoiceControl
No in-app purchases
Questions
Is Stair Calculator free?
Is VoiceControl free?
Which has better reviews, Stair Calculator or VoiceControl?
Do Stair Calculator or VoiceControl have ads?
Which is updated more often, Stair Calculator or VoiceControl?
Other comparisons
