Structure Sensor Calibrator vs 23HourDay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Structure Sensor Calibrator
This utility app precisely aligns 3D depth data from a Structure Sensor accessory with your iOS device's camera. It enhances full-color 3D scanning and optimizes performance in related applications. The calibration process is quick and saves results directly to the accessory.
- Aligns 3D depth data
- Enhances full-color 3D scanning
- Optimizes sensor performance
- Simple user interface
- Quick calibration process
- Saves results to accessory
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NOTE: This application is designed for the Structure Sensor accessory. Learn more at http://structure.io Unlock your Structure Sensor's full potential with Calibrator! Calibrator precisely aligns 3D depth from your Structure Sensor accessory to your iOS device's camera. This enables better full-color 3D scanning, and optimal performance of the Structure Sensor in all Occipital applications. A simple user interface guides you through the calibration process in just a few minutes. Calibration results are saved to the accessory and are immediately accessible in other apps. This application requires the Structure Sensor accessory. Device Compatibility: ========== iPad: Calibrator supports all recent iPad models with Lightning connector. Requires corresponding attachment Bracket, which can be found at: [https://store.structure.io/store] iPhone / Custom Cases: Calibrator can be used with custom 3D printed iPhone cases. All iPhones with Lightning connector are supported. iPhone 12 or newer is recommended. [https://support.structure.io/article/162-can-i-use-the-structure-sensor-with-an-iphone]
23HourDay
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The App is designed to be a super-organizer, especially for people in business. The App ledgers all of your websites with each website having an individual handy note. A second program ledgers all of your other notes and also has a reminder alarm feature. Here's the link to the privacy policy : https://api.23hourday.com/privacy-policy Here's the link to the terms of use : https://api.23hourday.com/terms-of-use
Screenshots
Verdict
The clearest difference is in-app purchases: Structure Sensor Calibrator at none against 23HourDay's 2. 23HourDay's advantage is update cadence (fortnightly vs every 2 months). 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. 23HourDay sells 2 in-app purchases, starting at $12.95 per month. Structure Sensor Calibrator asks for nothing beyond the download.
Structure Sensor Calibrator ships an update every 2 months, 23HourDay fortnightly. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.
| Parameter | Structure Sensor Calibrator | 23HourDay |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (4 ratings) — better | — |
| Positive reviews | 19.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 39 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | XRPro, LLC | Thomas Smith |
In-app purchases
Structure Sensor Calibrator
No in-app purchases
23HourDay
- Premium Plan - Monthly$12.951 Month
- Premium Plan - Yearly$149.001 Year
Questions
Is Structure Sensor Calibrator free?
Is 23HourDay free?
Do Structure Sensor Calibrator or 23HourDay have ads?
Which is updated more often, Structure Sensor Calibrator or 23HourDay?
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