# Santa Fe Sentry vs OptoFitting

The clearest difference is review sentiment: OptoFitting at 100% against Santa Fe Sentry's 0%. OptoFitting also leads on rating (5.0 vs 3.0) and update cadence (monthly vs every 4 months). Santa Fe Sentry's advantage is in-app purchases (none vs 2) and iOS requirement (9.0 vs 15.6). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. OptoFitting sells 2 in-app purchases, starting at $19.99 per month. Santa Fe Sentry asks for nothing beyond the download.

OptoFitting holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 0% of Santa Fe Sentry's written reviews are positive against 100% of OptoFitting's.

Santa Fe Sentry ships an update every 4 months, OptoFitting monthly. The most recent releases landed on October 9, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Santa Fe Sentry | OptoFitting |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/santa-fe-sentry/id1103304139/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/optofitting/id1576655068/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 20 MB | 16 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Therma-Stor, LLC](https://appshunter.io/developer/380722235) | [Alireza Nazer](https://appshunter.io/developer/1576655070) |

## What reviewers say

### Santa Fe Sentry

[App page](https://appshunter.io/ios/app/santa-fe-sentry/id1103304139)

Monitor multiple properties for water, humidity, and temperature issues in crawl spaces and basements. Receive real-time alerts via text or email when problems arise, allowing for immediate action. View historical data and generate reports to track conditions and performance.

**Highlights:** Monitor multiple home sites, Real-time water, humidity, and temperature alerts, Customizable alert rules, View historical data and graphs, Generate condition reports, Receive alerts via text or email

**Features:** macOS Compatibility

**In-app purchases:** none


### OptoFitting

[App page](https://appshunter.io/ios/app/optofitting/id1576655068)

Streamline progressive and single-vision lens fitting with precise, repeatable measurements. This app guides you through capturing key fitting parameters using a 3D printed jig and your device, reducing errors and speeding up the process for eyewear professionals.

**Highlights:** Precise fitting measurements, Step-by-step workflow, 3D printable jig included, Tutorial videos and FAQs, Reduces fitting errors, Fast workflow for professionals

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 Month(+3 Month free) | $19.99 | per month |
| Premium 6 Month(+3 Month free) | $106.99 | per 6 months |


## Frequently asked questions

### Is Santa Fe Sentry free?

Santa Fe Sentry is free to download, with no in-app purchases.

### Is OptoFitting free?

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

### Which has better reviews, Santa Fe Sentry or OptoFitting?

OptoFitting is rated higher. Santa Fe Sentry averages 3.0 out of 5 from 2 ratings, while OptoFitting averages 5.0 from 1 ratings.

### Do Santa Fe Sentry or OptoFitting have ads?

Neither Santa Fe Sentry nor OptoFitting shows ads.

### Which is updated more often, Santa Fe Sentry or OptoFitting?

Santa Fe Sentry ships an update every 4 months, and OptoFitting monthly. Most recently, Santa Fe Sentry was updated on October 9, 2026 and OptoFitting on October 23, 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.*