# SMART Selector App vs GR Demo

The clearest difference is iOS requirement: SMART Selector App at 8.0 against GR Demo's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SMART Selector App ships an update every 5 weeks, GR Demo every 6 weeks. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | SMART Selector App | GR Demo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/smart-selector-app/id1093116768/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 66 MB | 29 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Honeywell International, Inc.](https://appshunter.io/developer/311222963) | [GemRed](https://appshunter.io/developer/1279222567) |

## What reviewers say

### SMART Selector App

[App page](https://appshunter.io/ios/app/smart-selector-app/id1093116768)

Easily find the optimal detector for specific environmental conditions. This app provides an overview of a comprehensive detector portfolio and offers suggestions for particular applications. Access device descriptions and part numbers online or offline.

**Highlights:** Find optimal detectors for environmental conditions, Overview of detector portfolio, Suggest alternative detectors for applications, Device descriptions with part numbers, Online and offline access

**In-app purchases:** none


### GR Demo

[App page](https://appshunter.io/ios/app/gr-demo/id6448940716)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SMART Selector App free?

SMART Selector App is free to download, with no in-app purchases.

### Is GR Demo free?

GR Demo is free to download, with no in-app purchases.

### Do SMART Selector App or GR Demo have ads?

Neither SMART Selector App nor GR Demo shows ads.

### Which is updated more often, SMART Selector App or GR Demo?

SMART Selector App ships an update every 5 weeks, and GR Demo every 6 weeks. Most recently, SMART Selector App was updated on November 2, 2026 and GR Demo on November 7, 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.*