# SMART Selector App vs By0

The clearest difference is update cadence: By0 at every 3 days against SMART Selector App's every 5 weeks. SMART Selector App's advantage is iOS requirement (8.0 vs 16.0). On price, ads, in-app purchases and device support 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, By0 every 3 days. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | SMART Selector App | By0 |
| --- | --- | --- |
| 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 3 days** |
| Monetization | Free | — |
| Size | 66 MB | 25 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Honeywell International, Inc.](https://appshunter.io/developer/311222963) | [6ix USA Inc](https://appshunter.io/developer/1648893338) |

## 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


### By0

[App page](https://appshunter.io/ios/app/by0-ai-chat-assistant/id6741533659)

**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 By0 free?

By0 is free to download, with no in-app purchases.

### Do SMART Selector App or By0 have ads?

Neither SMART Selector App nor By0 shows ads.

### Which is updated more often, SMART Selector App or By0?

SMART Selector App ships an update every 5 weeks, and By0 every 3 days. Most recently, SMART Selector App was updated on November 2, 2026 and By0 on November 8, 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.*